Privacy Policy

Privacy Policy

Personal data (usually referred to just as "data" below) will only be processed by us to the extent necessary and for the purpose of providing a functional and user-friendly website, including its contents, and the services offered there.

Per Art. 4 No. 1 of Regulation (EU) 2016/679, i.e. the General Data Protection Regulation (hereinafter referred to as the "GDPR"), "processing" refers to any operation or set of operations such as collection, recording, organization, structuring, storage, adaptation, alteration, retrieval, consultation, use, disclosure by transmission, dissemination, or otherwise making available, alignment, or combination, restriction, erasure, or destruction performed on personal data, whether by automated means or not.

The following privacy policy is intended to inform you in particular about the type, scope, purpose, duration, and legal basis for the processing of such data either under our own control or in conjunction with others. We also inform you below about the third-party components we use to optimize our website and improve the user experience which may result in said third parties also processing data they collect and control.

Our privacy policy is structured as follows:

  • Information about us as controllers of your data
  • The rights of users and data subjects
  • Information about the data processing

I. INFORMATION ABOUT US AS CONTROLLERS OF YOUR DATA

The party responsible for this website (the "controller") for purposes of data protection law is:

Elektrisola Dr. Gerd Schildbach GmbH & Co. KG
Zur Steinagger 3
51580 Reichshof-Eckenhagen
Deutschland

Tel: +49-2265-12-0
Fax: +49-2265-12-22

webinfo(at)elektrisola.de

The controller's data protection officer is:

Herr Luca Saggiomo
Zur Steinagger 3
51580 Reichshof-Eckenhagen
Deutschland

datenschutz@elektrisola.de

II. THE RIGHTS OF USERS AND DATA SUBJECTS

With regard to the data processing to be described in more detail below, users and data subjects have the right

  • to confirmation of whether data concerning them is being processed, information about the data being processed, further information about the nature of the data processing, and copies of the data (cf. also Art. 15 GDPR);
  • to correct or complete incorrect or incomplete data (cf. also Art. 16 GDPR);
  • to the immediate deletion of data concerning them (cf. also Art. 17 DSGVO), or, alternatively, if further processing is necessary as stipulated in Art. 17 Para. 3 GDPR, to restrict said processing per Art. 18 GDPR;
  • to receive copies of the data concerning them and/or provided by them and to have the same transmitted to other providers/controllers (cf. also Art. 20 GDPR);
  • to file complaints with the supervisory authority if they believe that data concerning them is being processed by the controller in breach of data protection provisions (see also Art. 77 GDPR).

In addition, the controller is obliged to inform all recipients to whom it discloses data of any such corrections, deletions, or restrictions placed on processing the same per Art. 16, 17 Para. 1, 18 GDPR. However, this obligation does not apply if such notification is impossible or involves a disproportionate effort. Nevertheless, users have a right to information about these recipients.

Likewise, under Art. 21 GDPR, users and data subjects have the right to object to the controller's future processing of their data pursuant to Art. 6 Para. 1 lit. f) GDPR. In particular, an objection to data processing for the purpose of direct advertising is permissible.

III. INFORMATION ABOUT THE DATA PROCESSING

The following explanations are intended to inform you in particular about the type, scope, purpose, and duration for the processing of such data either under our own control or in conjunction with others. Additionally, for citizens or residents of the European Union (EU) or the European Economic Area (EEA) the legal basis of the processing of personal data is described. We also inform you below about the third-party components we use to optimize our website and improve the user experience which may result in said third parties also processing data they collect and control.

Your data processed when using our website will be deleted or blocked as soon as the purpose for its storage ceases to apply, provided the deletion of the same is not in breach of any statutory storage obligations or unless otherwise stipulated below.

SERVER DATA

For technical reasons, the following data sent by your internet browser to us or to our server provider will be collected, especially to ensure a secure and stable website: These server log files record the type and version of your browser, operating system, the website from which you came (referrer URL), the webpages on our site visited, the date and time of your visit, as well as the IP address from which you visited our site.

The data thus collected will be temporarily stored, but not in association with any other of your data.

The basis for this storage is Art. 6 Para. 1 lit. f) GDPR. Our legitimate interest lies in the improvement, stability, functionality, and security of our website.

The data will be deleted within no more than seven days, unless continued storage is required for evidentiary purposes. In which case, all or part of the data will be excluded from deletion until the investigation of the relevant incident is finally resolved.

COOKIES

a) Session cookies
We use cookies on our website. Cookies are small text files or other storage technologies stored on your computer by your browser. These cookies process certain specific information about you, such as your browser, location data, or IP address.  

This p rocessing makes our website more user-friendly, efficient, and secure, allowing us, for example, to display our website in different languages or to offer a shopping cart function.

The legal basis for such processing is Art. 6 Para. 1 lit. b) GDPR, insofar as these cookies are used to collect data to initiate or process contractual relationships.

If the processing does not serve to initiate or process a contract, our legitimate interest lies in improving the functionality of our website. The legal basis is then Art. 6 Para. 1 lit. f) GDPR.

When you close your browser, these session cookies are deleted.

b) Third-party cookies
If necessary, our website may also use cookies from companies with whom we cooperate for the purpose of advertising, analyzing, or improving the features of our website.

Please refer to the following information for details, in particular for the legal basis and purpose of such third-party collection and processing of data collected through cookies.

c) Disabling cookies
You can refuse the use of cookies by changing the settings on your browser. Likewise, you can use the browser to delete cookies that have already been stored. However, the steps and measures required vary, depending on the browser you use. If you have any questions, please use the help function or consult the documentation for your browser or contact its maker for support. Browser settings cannot prevent so-called flash cookies from being set. Instead, you will need to change the setting of your Flash player. The steps and measures required for this also depend on the Flash player you are using. If you have any questions, please use the help function or consult the documentation for your Flash player or contact its maker for support.

If you prevent or restrict the installation of cookies, not all of the functions on our site may be fully usable.

CONTACT

If you contact us via email or the contact form, the data you provide will be used for the purpose of processing your request. We must have this data in order to process and answer your inquiry; otherwise we will not be able to answer it in full or at all.

The legal basis for this data processing is Art. 6 Para. 1 lit. b) GDPR.

Your data will be deleted once we have fully answered your inquiry and there is no further legal obligation to store your data, such as if an order or contract resulted therefrom.

GOOGLE ANALYTICS

We use Google Analytics on our website. This is a web analytics service provided by Google Inc., 1600 Amphitheatre Parkway, Mountain View, CA 94043 (hereinafter: Google).

Through certification according to the EU-US Privacy Shield

https://www.privacyshield.gov/participant?id=a2zt000000001L5AAI&status=Active

Google guarantees that it will follow the EU's data protection regulations when processing data in the United States.

The Google Analytics service is used to analyze how our website is used. The legal basis is Art. 6 Para. 1 lit. f) GDPR. Our legitimate interest lies in the analysis, optimization, and economic operation of our site.

Usage and user-related information, such as IP address, place, time, or frequency of your visits to our website will be transmitted to a Google server in the United States and stored there. However, we use Google Analytics with the so-called anonymization function, whereby Google truncates the IP address within the EU or the EEA before it is transmitted to the US.

The data collected in this way is in turn used by Google to provide us with an evaluation of visits to our website and what visitors do once there. This data can also be used to provide other services related to the use of our website and of the internet in general.

Google states that it will not connect your IP address to other data. In addition, Google provides further information with regard to its data protection practices at

https://www.google.com/intl/de/policies/privacy/partners,

including options you can exercise to prevent such use of your data.

In addition, Google offers an opt-out add-on at

https://tools.google.com/dlpage/gaoptout?hl=en

in addition with further information. This add-on can be installed on the most popular browsers and offers you further control over the data that Google collects when you visit our website. The add-on informs Google Analytics' JavaScript (ga.js) that no information about the website visit should be transmitted to Google Analytics. However, this does not prevent information from being transmitted to us or to other web analytics services we may use as detailed herein.

GOOGLE -MAPS

Our website uses Google Maps to display our location and to provide directions. This is a service provided by Google Inc., 1600 Amphitheatre Parkway, Mountain View, CA 94043 (hereinafter: Google).

Through certification according to the EU-US Privacy Shield

https://www.privacyshield.gov/participant?id=a2zt000000001L5AAI&status=Active

Google guarantees that it will follow the EU's data protection regulations when processing data in the United States.

To enable the display of certain fonts on our website, a connection to the Google server in the USA is established whenever our website is accessed.

If you access the Google Maps components integrated into our website, Google will store a cookie on your device via your browser. Your user settings and data are processed to display our location and create a route description. We cannot prevent Google from using servers in the USA.

The legal basis is Art. 6 Para. 1 lit. f) GDPR. Our legitimate interest lies in optimizing the functionality of our website.

By connecting to Google in this way, Google can determine from which website your request has been sent and to which IP address the directions are transmitted.

If you do not agree to this processing, you have the option of preventing the installation of cookies by making the appropriate settings in your browser. Further details can be found in the section about cookies above.

In addition, the use of Google Maps and the information obtained via Google Maps is governed by the Google Terms of Use  https://policies.google.com/terms?gl=DE&hl=en and the Terms and Conditions for Google Mapswww.google.com/intl/de_de/help/terms_maps.html.

Google also offers further information at

https://adssettings.google.com/authenticated

https://policies.google.com/privacy

GOOGLE reCAPTCHA

Our website uses Google reCAPTCHA to check and prevent automated servers ("bots") from accessing and interacting with our website. This is a service provided by Google Inc., 1600 Amphitheatre Parkway, Mountain View, CA 94043 (hereinafter: Google).

Through certification according to the EU-US Privacy Shield

https://www.privacyshield.gov/participant?id=a2zt000000001L5AAI&status=Active

Google guarantees that it will follow the EU's data protection regulations when processing data in the United States.

This service allows Google to determine from which website your request has been sent and from which IP address the reCAPTCHA input box has been used. In addition to your IP address, Google may collect other information necessary to provide and guarantee this service.   

The legal basis is Art. 6 Para. 1 lit. f) GDPR. Our legitimate interest lies in the security of our website and in the prevention of unwanted, automated access in the form of spam or similar.

Google offers detailed information at

https://policies.google.com/privacy

concerning the general handling of your user data.

GOOGLE ADWORDS WITH CONVERSION TRACKING

Our website uses Google AdWords and conversion tracking. This is a service provided by Google Inc., 1600 Amphitheatre Parkway, Mountain View, CA 94043 (hereinafter: Google).

Through certification according to the EU-US Privacy Shield

https://www.privacyshield.gov/participant?id=a2zt000000001L5AAI&status=Active

Google guarantees that it will follow the EU's data protection regulations when processing data in the United States.

We use conversion tracking to provide targeted promotion of our site. The legal basis is Art. 6 Para. 1 lit. f) GDPR. Our legitimate interest lies in the analysis, optimization, and economic operation of our site.

If you click on an ad placed by Google, the conversion tracking we use stores a cookie on your device. These so-called conversion cookies expire after 30 days and do not otherwise identify you personally.

If the cookie is still valid and you visit a specific page of our website, both we and Google can evaluate that you clicked on one of our ads placed on Google and that you were then forwarded to our website.

The data collected in this way is in turn used by Google to provide us with an evaluation of visits to our website and what visitors do once there. In addition, we receive information about the number of users who clicked on our advertisement(s) as well as about the pages on our site that are subsequently visited. Neither we nor third parties who also use Google AdWords will be able to identify you from this conversion tracking.

You can also prevent or restrict the installation of cookies by making the appropriate settings in your browser. Likewise, you can use the browser to delete cookies that have already been stored. However, the steps and measures required vary, depending on the browser you use. If you have any questions, please use the help function or consult the documentation for your browser or contact its maker for support.

In addition, Google provides further information with regard to its data protection practices at

https://services.google.com/sitestats/de.html

http://www.google.com/policies/technologies/ads/

http://www.google.de/policies/privacy/

in particular information on how you can prevent the use of your data.

GOOGLE FONTS

Our website uses Google Fonts to display external fonts. This is a service provided by Google Inc., 1600 Amphitheatre Parkway, Mountain View, CA 94043 (hereinafter: Google).

Through certification according to the EU-US Privacy Shield

https://www.privacyshield.gov/participant?id=a2zt000000001L5AAI&status=Active

Google guarantees that it will follow the EU's data protection regulations when processing data in the United States.

To enable the display of certain fonts on our website, a connection to the Google server in the USA is established whenever our website is accessed.

The legal basis is Art. 6 Para. 1 lit. f) GDPR. Our legitimate interest lies in the optimization and economic operation of our site.

When you access our site, a connection to Google is established from which Google can identify the site from which your request has been sent and to which IP address the fonts are being transmitted for display.

Google offers detailed information at

https://adssettings.google.com/authenticated

https://policies.google.com/privacy

in particular on options for preventing the use of data.

Model Data Protection Statement for Anwaltskanzlei Weiß & Partner

Impressum

Impressum

Name and Address

Elektrisola Dr. Gerd Schildbach GmbH&Co. KG
Zur Steinagger 3
D - 51580 Reichshof-Eckenhagen
Deutschland

Easy Contact

Tel    +49-2265-12-0
Fax    +49-2265-12-22
e-mail    sales@elektrisola.de

Representatives

Dr. Detlef Schildbach
Dr. Oliver Schildbach

Commercial Register

Elektrisola Dr. Gerd Schildbach GmbH&Co. KG    
HRA 3950    
at the local district court AG Siegburg
Complementary: Dr. Gerd Schildbach GmbH    
HRB 7415    
at the local district court AG Siegburg

Tax Office

Local Tax Office
Gummersbach
VAT Identification Number
DE122535202

Copyright

All rights reserved. No part of this publication (text, pictures, graphs) may be reproduced or transmitted in any form without permission in writing from Elektrisola. This copyright is held by Elektrisola Dr. Gerd Schildbach GmbH&Co. KG

General terms and Conditions of Sale

General Terms & Conditions of Sale

Please select your Elektrisola supply location and language for view/download of Elektrisola General Terms & Conditions of Sale:

Location:


ELEKTRISOLA Eckenhagen, Germany

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ELEKTRISOLA Switzerland

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ELEKTRISOLA Italy

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ELEKTRISOLA USA

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ELEKTRISOLA Malaysia

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ELEKTRISOLA Hangzou, China

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ELEKTRISOLA Hong Kong

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ELEKTRISOLA Mexico

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ELEKTRISOLA Korea

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ELEKTRISOLA France

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Spools/Packaging

Spools and Packaging for Enamelled Wire

General

Enamelled copper wire [magnet wire] is wound on spools of different sizes and shapes. The wire diameter determines the spool size which can be used. Ultrafine wire typically is produced on smaller spools while heavy wire is wound on very large spools.

Different global standards specify different spool types which are typically associated with each continents standard.


Europe

Selection of Spool Type
Spool Types Wire Sizes Characteristics
Biconical 0.010 - 0.15 mm Biconical spool for fine and ultrafine wire, superb de-reeling capability, ideal for high speed winding machines
Cylindrical 0.05 - 0.50 mm Straight barrel spool, solid traditional design
Tapered 0.10 - 0.50 mm Stable winding due to tapered barrel spool for heavier sizes
Container Container for large spools

Biconical Spool

Spool Type d1 [mm] d4 [mm] I1 [mm] I2 [mm] Spool weight [g] nom. net wire weight [kg] * recommended for wire sizes [mm] spools per box units per pallet
76/45 63.5 16 86

60

70 0.3 0.010 - 0.019 6 120
79/45 80 16 100 70 80 0.7 0.020 - 0.024 4 72
99L 100 16 125 96 150 1.0 0.016 - 0.032 6 20
124/45R 125 16 125 65 160 2.5 0.030 - 0.044 6 24
124L 125 22 200 140 290 4.5 0.030 - 0.060 4 24
159/45R 160 22 160 85 315 6.0 0.044 - 0.071 4 18
199/45R 200 22 200 106 600 11.0 0.050 - 0.100 2 21
199L 200 22 315 221 900 22.0 0.050 - 0.090 container 12
249/45R 250 22 250 132 1000 25.0 0.063 - 0.140 container 22

* valid for copper, for other metals please inquire

Cylindrical Spool

Spool Type d1 [mm] d4 [mm] I1 [mm] I2 [mm] Spool weight [g] nom. net wire weight [kg] * recommended for wire sizes [mm] spools per box units per pallet
80K 80 16 80

64

70 0.7 0.025 - 0.030 9 60
100K 100 16 100 80 125 1.2 0.030 - 0.036 9 18
125K 125 16 125 100 200 2.5 0.050 - 0.060 6 24
160K 160 22 160 128 350 6.0 0.050 - 0.071 4 18
200K 200 22 200 160 600 11.0 0.060 - 0.120 2 21
250K 250 22 200 160 1050 22.0 0.100 - 0.500 container 22

* valid for copper, for other metals please inquire

Tapered Spool

spool type d1 [mm] d4 [mm] l1 [mm] l2 [mm] d14 [mm] spool weight [g] nom. net wire weight [kg] * recommended for wire sizes [mm] spools per box units per pallet
250KK 250 22 200

160

250 1050 22.0 0.100 - 0.500 container 22
250/400K 236 100 400 335 250 2250 45.0 0.125 - 0.500 container 9
315/500K 300 100 500 425 315 4350 90.0 0.250 - 0.500 container 6
400/630K 375 100 630 530 400 7300 180.0 0.250 - 0.500 container 3

* valid for copper, for other metals please inquire

Container

Dimensions
Spool h1 [mm] d1 [mm]
199L 399 260
250 295 305
249/45R 351 306
250/400 500 315
315/500 630 400
400/630 800 500

America

Selection of Spool Type
Spool Types Diagramm Wire Sizes Characteristics
Biconical 1 37 - 58 AWG 0.010 mm - 0.114 mm Biconical spool for fine and ultrafine wire, superb de-reeling capability, ideal for high speed winding machines
Cylindrical 2 31 - 50 AWG 0.050 mm - 0.511 mm Straight barrel spool, solid traditional design
Tapered 3 24 - 38 AWG 0.102 mm - 0.511 mm Stable winding due to tapered barrel spool for heavier sizes
Container Container for large spools

Biconical Spool

Spool Designation
(inch)
d1 [inch] d4 [inch] I1 [inch] I2 [inch] Nominal Net Weight/Spool [pound] * AWG Range units per box
HK 76/45 2.50 0.63 3.40 2.36 0.66 lbs 46 to 58 6
3S 3.15 0.63 3.94 2.76 1.5 lbs 39 to 54 4
4S 3.94 0.63 3.94 1.85 3 lbs 39 to 52 6
5S 4.92 0.63 4.92 2.25 5 lbs 39 to 50 6
5SL 4.92 0.86 7.88 5.50 8 lbs 39 to 50 4
6S 6.30 0.63/0.86 6.30 2.88 12 lbs 38 to 46 4
8S 7.88 0.86 7.88 3.64 22 lbs 37 to 43 2
10S 9.84 0.86 9.84 4.45 55 lbs 37 to 42 1

* valid for copper, for other metals please inquire

Spool Designation
(metric)
d1 [mm] d4 [mm] I1 [mm] I2 [mm] Nominal Net Weight/Spool [kg] * mm Range units per box
HK 76/45 63.5 16 86 60 0.30 kg 0.010 - 0.040 6
3S 80 16 100 70 0.68 kg 0.015 - 0.089 4
4S 100 16 100 49 1.36 kg 0.020 - 0.089 6
5S 125 16 125 65 2.27 kg 0.025 - 0.089 6
5SL 125 22 200 140 3.63 kg 0.025 - 0.089 4
6S 160 22 160 85 5.44 kg 0.045 - 0.102 4
8S 200 22 200 106 10 kg 0.056 - 0.114 1
8SL 200 22 315 221 20 kg 0.056 - 0.114 1
10S 250 22 250 132 25 kg 0.064 - 0.114 1

* valid for copper, for other metals please inquire

Cylindrical Spool

Spool Designation
(inch)
d1 [inch] d4 [inch] I1 [inch] I2 [inch] Nominal Net Weight/Spool [pound] * AWG Range units per box
3x3 3.15 0.63 3.15 2.52 1.5 lbs 39 - 50 24
4x4 3.94 0.63 3.94 3.15 3 lbs 39 - 46 6
5x5 4.92 0.63 4.92 3.94 5 lbs 39 - 44 6
6x6 6.30 0.63/0.86 6.30 5.04 12 lbs 31 - 38 4

* valid for copper, for other metals please inquire

Spool Designation
(metric)
d1 [mm] d4 [mm] I1 [mm] I2 [mm] Nominal Net Weight/Spool [kg] mm Range units per box
3x3 80 16 80 64 0.68 kg 0.025 - 0.089 24
4x4 100 16 100 80 1.36 kg 0.040 - 0.089 6
5x5 125 16 125 100 2.27 kg 0.050 - 0.089 6
6x6 160 16/22 160 128 5.44 kg 0.102 - 0.226 4

* valid for copper, for other metals please inquire

Tapered Spool

Spool Designation
(inch)
d1 [inch] d4 [inch] I1 [inch] I2 [inch] dl4 [inch] Nominal Net Weight/Spool [pound] * AWG Range units per box
V50 8.50 1.50 10.00 9.00 9.25 45 lbs 24 - 38 1
V100 10.00 1.50 13.25 12.00 11.00 85 lbs 24 - 36 1
250/400K 9.29 3.93 15.75 13.19 9.84 100 lbs 24 - 36 container
315/500K 11.81 3.93 19.70 16.70 12.40 200 lbs 24 - 30 container
400/630K 14.76 3.93 24.80 20.87 15.75 400 lbs 24 - 30 container

* valid for copper, for other metals please inquire

Spool Designation
(metric)
d1 [mm] d4 [mm] I1 [mm] I2 [mm] dl4 [mm] Nominal Net
Weight/Spool[kg] *
mm Range units per box
V50 216 38 253 227 235 20.0 kgs 0.102-0.551 1
V100 254 38 335 305 279.4 39.0 kgs 0.127-0.511 1
250/400K 236 100 400 335 250 45.0 kgs 0.124-0.513 container
315/500K 300 100 500 425 315 90.0 kgs 0.251-0.513 container
400/630K 375 100 630 530 400 180.0 kgs 0.250-0.500 container

* valid for copper, for other metals please inquire

Container

Dimensions
Spool h1 [mm] d1 [mm] h1 [inch] d1 [inch]
199L 399 260 15.70 10.24
250 295 305 11.61 12.00
249/45R 351 306 13.81 12.05
250/400 500 315 19.69 12.40
315/500 630 400 24.80 15.75
400/630 800 500 31.50 19.69

Asia

Selection of Spool Type
Spool Types Wire Sizes Characteristics
Biconical 0.010 - 0.10 mm Biconical spool for fine and ultrafine wire, superb de-reeling capability, ideal for high speed winding machines
Tapered 0.065 - 0.50 mm Stable winding due to tapered barrel spool for heavier sizes
Container Container for large spools

Biconical Spool

Spool Type d1 [mm] d4 [mm] I1 [mm] I2 [mm] d14 [mm] Spool weight [g] nom. net wire weight [kg] * recommended for wire sizes [mm] spools per box boxes per pallet
76/45 63.5 16 86 60 - 72.5 0.4 0.010 - 0.019 6 120
79/45 80 16 100 69.5 - 85 0.9 0.016 - 0.022 4/32 84/24
99L 100 16 125 96 - 150 1.2 0.020 - 0.030 4 30
124/45R 125 16 125 65 - 160 3 0.025 - 0.040 4/6 30
PL-4S 135 22 175 110 - 320/260 5 0.035 - 0.070 4 24
159/45R 160 22 160 85 - 315 6 0.035 - 0.070 4 30/24
199/45R 200 22 200 106 - 600 11 0.050 - 0.100 1/2 45/48/24

* valid for copper, for other metals please inquire

Tapered Spool

Spool Type d1 [mm] d4 [mm] I1 [mm] I2 [mm] d14 [mm] Spool weight [g] nom. net wire weight [kg] * recommended for wire sizes [mm] spools per box boxes per pallet
PT-4 124 22 200 170 140 270 6 0.065 - 0.120 4 24
PT-10 160 22 230 200 180 620/420 12 0.065 - 0.150 2 30/40
PT-15 180 22 230 200 200 550 18 0.110 - 0.300 1 45/36
PT-25 215 32 280 250 230 1000 28 0.120 - 0.500 1 24
PT-45 236 100 400 335 250 2150 45 0.120 - 0.500 container 8
PT-90 300 100 500 425 315 3900 90 0.200 - 0.500 container 6

* valid for copper, for other metals please inquire

Container

Dimensions
Spool h1 [mm] d1 [mm]
PT-45 475 308
PT-90 630 400

Quality | UL | RoHS

Quality Systems and RoHS

General

Elektrisola plants are certified according to several standards like ISO 9001, IATF 16949 etc. etc. and thus prove, that they meet customers requirements. Under Quality Certificates the most important of these certificates can be viewed.

Elektrisola products are approved by UL, too. The certificates or the link to the UL online certifications directory can be found under UL.

Additionally all plants certify, that our products meet environmental standards, emphasized by laboratory test results for most of our products. To view these, please go to RoHS and REACH.

Quality Certificates

Elektrisola Eckenhagen,

Germany

ISO 9001 Certificate

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IATF 16949 Certificate

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ISO 14001 Certifcate

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ISO 50001 Certifcate

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Elektrisola Atesina,

Italy

ISO 9001 Certificate

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IATF 16949 Certificate

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ISO 14001 Certificate

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ISO 45001 Certificate

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Elektrisola Feindraht AG,

Switzerland

ISO 9001 Certificate

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IATF 16949 Certificate

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ISO 14001 Certifcate

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ISO 13485 Certifcate

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Elektrisola Inc.,

USA

ISO 9001 Certificate

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IATF 16949 Certificate

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ISO 14001 Certificate

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Elektrisola S.A. de C.V.,

Mexico

ISO 9001 Certificate

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IATF 16949 Certificate

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ISO 14001 Certificate

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Elektrisola (M) Sdn. Bhd.,

Malaysia

ISO 9001 Certificate

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IATF 16949 Certificate

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ISO 14001 Certificate

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ISO 45001 Certificate

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Elektrisola Hangzhou,

China

ISO 9001 Certificate

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IATF 16949 Certifcate

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ISO 14001 Certificate

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Elektrisola Precision Wire,

China

ISO 9001 Certificate

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IATF 16949 Certificate

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UL

Elektrisola products are UL approved. See by Elektrisola plant below or check at www.ul.com.

RoHS and REACH

Environmental Compatibility

Elektrisola enamelled copper wire products conform to the standards set forth in EU Directive 2002/95/EC, RoHS (Restriction of Hazardous Substances), EU Directive 2002/96/EC (Waste Electrical and Electronic Equipment) and EU Directive 2003/11/EC (Prohibition of PentaBDE & OctaBDE) and REACH (Registration, Evaluation and Authorization of Chemicals). Independent analysis is available for all RoHS regulated substances.


RoHS Conformance Certified by Plants

All Elektrisola plants certify, that their products meet the Restriction of the use of certain hazardous substances in electrical and electronic equipment (RoHS) as specified in the EU directive 2002/95/EC, and the other aforementioned environmental standards.

The respective certificates can be viewed or downloaded here:


Laboratory Analysis Results by Enamel / Wire Types

Elektrisola Wire Types are subject to independent laboratory analysis for hazardous materials repeatedly. The test results prove the environmental compatibility of Elektrisola products.

The laboratory analysis results are composed of the results for the conductor material and the results for the base enamel, a top coat and a selfbonding varnish where applicable.

Conductor:

Base enamel:

Top coat:

Selfbonding enamel:


REACH Correspondance Certified by Plants

Although enamelled wire is not required to be listed by REACH, the European Community Regulation on chemicals and their safe use, all Elektrisola plants certify, that their enamelled wire products contain less than 0.1% of  the Substances of Very High Concern (SVHC) published by ECHA, the European Chemical Agency.

The respective certificates can be viewed or downloaded here:

Innovations

Innovations

1966
First in market with 10 Kg spool for 0.05 mm wire
1966
Starting ultrafine wire production 0.010 - 0.030 mm Switzerland
1970
Introduction of environment-friendly catalytic enameling oven system
1972
First rod breaking machine in Germany
1978
Development of biconical spools for fine wires 0.04 - 0.10 mm
1983
Introduced enameled brass wire with tightest possible resistance tolerance for fuel injection valves
1987
Solderable polyurethane thermal class 155 introduced
1987
Ford Q1 certification
1989
Development of computer controlled enamelling machines with In-Line Process Control
1990
Precise Metering of lubrication introduced to improve windability at high winding speeds and assure low outgasing
1992
Elektrisola Active Process Control (EAPC) introduced incorporating inline sensors to monitor and control all critical process parameters through a continuous feed back loop to ensure consistently high quality
1993
Introduction of permanent in-line laser measurement and control of outer diameter (OD) on every production enameling line assuring tight dimensional control and high Cpk OD values
1993
World’s first solderable polyurethane thermal class 180 enamel introduced
1994
First ISO 9002 certification
1995
Increasing spool weight for fine wires like 0.063 mm to 27 kg
1996
First ISO 9001 certification
1996
Cooperation with the University of Vienna studying outgassing reduction for relay contact life improvement leads to development of lubrication-free wire (G type)
1997
First QS 9000 certification
1997
Acquistion of ultrafine wire production from Huber & Suhner and from Polydraht, Switzerland
2002
Taped litz wire production started
2002
First ISO 14001 certifiation
2003
First TS 16949 certification
2003
Profiled litz wire production started
2003
Increasing spool weight for 0.045 mm to 20 kg
2005
Customer demand for high quality heavy wire lead to development and introduction of new heavy wire machines
2005
Extruded litz wire production started
2006
Introduction of new test certificate levels with In-line SPC data
2006
Development of Fully Insulated Wire (FIW), start of IEC-standardization process
2007
Successfully insulated 5.8 micron wire (0.000228”) in Switzerland
2007
Installation of first reactor for production of special selfbonding enamels
2008
Started production of larger diameter litz wires up to 11 mm (0.433”)
2009
Development of special bondcoats for speaker industry
2010
First BS OHSAS 18001 certification
2010
New specialty insulation for low outgas relays
2010
Development of thin insulation wire for high efficiency coils
2012
Development of Smartbond litz wire for wireless application
2013
Introduction of ultrafine litzwire with single wire diameter down to 0.01 mm (58 AWG)
2014
Development of HT selfbonding enamels for receiver coils
2016
Started production of polyimide and PTFE medical tubing
2017
Approval of FIW by UL under UL OBJT2
2018
Started production of heavy litzwires up to 20 mm (0.785")
2019
EAPC introduced for litz wire production incorporating in-line sensors to monitor and control critical litz wire process parameters for consistently high quality

Enamelled wire types

Enamelled Wire Types

General

There is a big variety of enamelled wire types available. The different insulations are described in different standards, such as IEC 60317 (Asia or Europe), NEMA MW 1000 (USA) and JIS C 3202 (Japan) which sometimes still use different test methods.

For NEMA MW 1000C values are given in inch and metric.

Under the respective standard (customized to the region where appropriate), the typical technical values are given for the different insulation, such as Polyurethane, Polyester, Polyesterimide, Polyimide.

Europe

Enamelled Copper Wire acc. to IEC - Europe

IEC 60317 specifies different enamelled wire types. Test methods referred to are IEC 60851.


Thermal Stability acc. to IEC 60172

The line chart below is for technical comparison only and cannot be used to forecast lifetime of wound products (see also IEC 60172)



Thermal Stability in Hours [h] vs. Temperature in Degrees Celsius [°C]
Average breakdown voltage at 20°C
Calculation of average value Ds
Ds=t*Vµ(volt), with
Ds : breakdown voltage
t : increase with insulation, t = da - dnom, with
da : outer diameter
dnom : bare wire diameter
Vµ : Volt per micron insulation
Example
Test with cylindrical electrode
dnom = 0.071mm (41 AWG)
da = 0.083mm
t = da - dnom = 0.083 - 0.071 = 0.012mm = 12 µm
Vµ = 220 V/µm, therefore
Ds = 12µ * 220 V/µ = 2,640 V

Calculation of Breakdown Voltage (Test acc. to IEC 60851-5 4.)

Solderability of different Wire Types

Tinning time [sec] for wire 0.25mm Grade 1 vs. Tin bath temp. [°C]
Product Code
P155
P180
G180
E180
A200
AI210
I220
ML240
Product-Name Polysol© 155 Polysol© 180 Estersol© 180 Amidester© 200 Amidester© 210
General Description mod. Polyurethane mod. Polyurethane mod. Polyurethane Polyesterimide Theic-mod. Polyesterimide A200 + Polyamidimide Polyamidimide aromatic Polyimide
IEC (including the following standards) IEC 60317-20,
IEC 60317-4
IEC 60317-51,
IEC 60317-20
IEC 60317-51,
IEC 60317-20
IEC 60317-23,
IEC 60317-3,
IEC 60317-8
IEC 60317-84,
IEC 60317-8
IEC 60317-13 IEC 60317-57,
IEC 60317-26
IEC 60317-46,
IEC 60317-7
NEMA (including the following standards) MW 79, MW 2, MW 75 MW 82, MW 79, MW 75 MW 82, MW 79, MW 75 MW 77, MW 5, MW 30 MW 74, MW 5, MW 30 MW 35, MW 73 MW 81 MW 16
UL-approval yes yes yes yes yes yes yes yes
Diameters available 0.010 - 0.50 mm 0.010 - 0.50 mm 0.010 - 0.50 mm 0.010 - 0.50 mm 0.010 - 0.50 mm 0.015 - 0.50 mm 0.015 - 0.50 mm 0.015 - 0.50 mm
Properties Very good solderability and high thermal properties. Good solderability at 370°C and elevated thermal values. Lubricant free, very low outgassing, good solderability at 370°C and elevated thermal values. Solderable at high temperatures, high thermal properties and good chemical resistance. Very high thermal properties and good chemical resistance. Very high thermal properties and high mechanical resistance. High thermal properties, good chemical resistance. Excellent thermal properties, excellent chemical and high radiation resistance.
Applications Small transformers, relays, solenoids, small motors, watch coils, transformers, instruments. Automotive coils as relays and ignition coils, transformers and solenoids. Closed relays and SMD components. Small motors, small transformers, automotive coils. Motors, small motors, transformers. Motors, transformers. Small motors, automotive sensors and solenoids, transformers. Extreme loads and space applications.
Thermal values
Temperature index 20.000 h acc. to IEC 60172  158°C  192°C  192°C  195°C  210°C  212°C  230°C  245°C
Thermal stability chart [view]
Cut through temperature
0.05mm: acc. to IEC 60851-6 4 200°C 230°C 230°C 265°C 320°C 320°C 350°C 450°C
Elektrisola typical value  225°C  260°C  260°C  315°C  350°C  365°C  390°C  450°C
0.25mm: acc. to IEC 60851-6 4 200°C 230°C 230°C 265°C 320°C 320°C 350°C 450°C
Elektrisola typical value  230°C  265°C  265°C  325°C  360°C  380°C  410°C  500°C
Heat Shock
0.05mm: acc. to IEC 60851-6 3 175°C 200°C 200°C 200°C 220°C 220°C 240°C 260°C
Elektrisola typical value  190°C  210°C  210°C  260°C  230°C  250°C  250°C  330°C
0.25mm: acc. to IEC 60851-6 3 175°C 200°C 200°C 200°C 220°C 220°C 240°C 260°C
Elektrisola typical value  180°C  200°C  200°C  250°C  220°C  240°C  240°C  320°C
Electrical values
Low voltage continuity for Grade 1 wires
0.05mm: acc. to IEC 60851-5 1 40 40 40 40 40 40 40 40
Elektrisola typical value  0  0  0  0  0  0  0  0
High voltage continuity for Grade 1 wires
0.05mm: Elektrisola typical value  2  2  2  2  2  2  2  2
0.25mm: acc. to IEC 60851-5 2 10 10 10 10 10 10 10 10
0.25mm: Elektrisola typical value  1  1  1  1  1  1  1  1
Breakdown voltage acc. to IEC 60851-5 4 (at 20 °C, 35% humidity)
0.05mm: Elektrisola typical value 220 V/µm 220 V/µm 220 V/µm 220 V/µm 220 V/µm 210 V/µm 210 V/µm 210 V/µm
0.25mm: Elektrisola typical value 180 V/µm 180 V/µm 180 V/µm 180 V/µm 180 V/µm 170 V/µm 170 V/µm 170 V/µm
Calculation method of break voltage [view]
Decrease of breakdown voltage at elevated temperature for Grade 1 wires
0.05mm: Elektrisola typical value 25% / 155°C 20% / 180°C 20% / 180°C 20% / 200°C 20% / 200°C 20% / 220°C 20% / 220°C 15% / 240°C
0.25mm: Elektrisola typical value 25% / 155°C 20% / 180°C 20% / 180°C 20% / 180°C 20% / 200°C 20% / 200°C 20% / 220°C 15% / 240°C
Mechanical values
Elongation for Grade 1 wire
0.05mm: acc. to IEC 60851-3 Part 3 1 14% 14% 14% 14% 14% 14% 14% 14%
0.05mm: Elektrisola typical value  23%  23%  23%  23%  23%  23%  23%  23%
0.25mm: acc. to IEC 60851-3 Part 3 1 25% 25% 25% 25% 25% 25% 25% 25%
0.25mm: Elektrisola typical value  40%  40%  40%  40%  40%  40%  40%  40%
Tensile strength for Grade 1 wires
0.05mm: Elektrisola typical value 57 cN 57 cN 57 cN 57 cN 57 cN 57 cN 57 cN 57 cN
0.25mm: Elektrisola typical value 1370 cN 1370 cN 1370 cN 1370 cN 1370 cN 1370 cN 1370 cN 1370 cN
Stress strain chart [view]
Chemical compatibility
Compatibility to standard solution
Pencil Hardness acc. to IEC 60851-4 3 without treatment ≥ H ≥ H ≥ H ≥ H ≥ H ≥ H ≥ H ≥ H
Pencil Hardness acc. to IEC 60851-4 3 with treatment ≥ H ≥ H ≥ H ≥ H ≥ 2B ≥ H ≥ H ≥ HB
Decrease of breakdown voltage in % after treatment 5% 0% 0% 0% 5% 0% 5% 0%
RoHS laboratory analysis view view view view view view view
Solderablity
Solderability for Grade 1 wires
0.05mm: max. acc. to IEC 60851-4 5 2.0s / 390°C 3.0s / 390°C 3.0s / 390°C 3.0s / 470°C not solderable not solderable not solderable not solderable
Elektrisola typical value 0.3s / 370°C 1.8s / 370°C 1.8s / 370°C 1.8s / 470°C
Elektrisola typical value 0.2s / 390°C 0.7s / 390°C 0.7s / 390°C
0.25mm: max. acc. to IEC 60851-4 5 3.0s / 390°C 3.0s / 390°C 3.0s / 390°C 3.0s / 470°C not solderable not solderable not solderable not solderable
Elektrisola typical value 0.7s / 370°C 2.8s / 370°C 2.8s / 370°C 2.8s / 470°C
Elektrisola typical value 0.5s / 390°C 1.1s / 390°C 1.1s / 390°C
Solderability of different wire types chart [view]

Asia

Enamelled Copper Wires acc. to IEC-Asia

IEC 60317 specifies different enamelled wire types. Test methods referred to are IEC 60851, which are also partially adopted by JIS.


Thermal Stability acc. to IEC 60172

The line chart below is for technical comparison only and cannot be used to forecast lifetime of wound products (see also IEC 60172)



Thermal Stability in Hours [h] vs. Temperature in Degrees Celsius [°C]
Average breakdown voltage at 20°C
Calculation of average value Ds
Ds=t*Vµ(volt), with
Ds : breakdown voltage
t : increase with insulation, t = da - dnom, with
da : outer diameter
dnom : bare wire diameter
Vµ : Volt per micron insulation
Example
Test with cylindrical electrode
dnom = 0.071mm (41 AWG)
da = 0.083mm
t = da - dnom = 0.083 - 0.071 = 0.012mm = 12 µm
Vµ = 220 V/µm, therefore
Ds = 12µ * 220 V/µ = 2,640 V

Calculation of Breakdown Voltage (Test acc. to IEC 60851.5.4.2, cylinder) The Breakdown voltage depends mainly on the thickness of the insulation (see formula), but also on the bare wire diameter, the application temperature of the coil and the type of enamel.

Solderability of different Wire Types

Tinning time [sec] for wire 0.25mm Grade 1 vs. Tin bath temp. [°C]
Product Code
P155
PN155
P155p
P180
E180
A200
AI210
I220
ML240
Product-Name Polysol© 155 Polysol-N© 155 Polysol© 155p Polysol© 180 Estersol© 180 Amidester© 200 Amidester© 210
General Description mod. Polyurethane mod. Polyurethane/ Polyamide overcoat mod. Polyurethane mod. Polyurethane Polyesterimide Theic-mod. Polyesterimide A200 + Polyamidimide Polyamidimide aromatic Polyimide
IEC (including the following standards) IEC 60317-20, IEC 60317-4 IEC 60317-21, IEC 60317-19 IEC 60317-20, IEC 60317-4 IEC 60317-51,IEC 60317-20 IEC 60317-23, IEC 60317-3, IEC 60317-8 IEC 60317-84,
IEC 60317-8
IEC 60317-13 IEC 60317-57, IEC 60317-26 IEC 60317-46, IEC 60317-7
NEMA (including the following standards) MW 79, MW 2, MW 75 MW 80, MW 28 MW 79, MW 2, MW 75 MW 82, MW 79, MW 75 MW 77, MW 5, MW 30 MW 74, MW 5, MW 30 MW 35, MW 73 MW 81 MW 16
UL-approval yes yes yes yes yes yes yes yes yes
Diameters available 0.010 - 0.50 mm 0.010 - 0.50 mm 0.010 - 0.50 mm 0.010 - 0.50 mm 0.010 - 0.50 mm 0.010 - 0.50 mm 0.015 - 0.50 mm 0.020 - 0.50 mm 0.015 - 0.50 mm, ex USA
Properties Very good solderability and high thermal properties. Very good solderability with high thermal properties. Very good solderability and high thermal properties, no elongation pinholes. Good solderability at 370°C and elevated thermal values. Solderable at high temperatures, high thermal properties and good chemical resistance. Very high thermal properties and good chemical resistance. Very high thermal properties and high mechanical resistance. High thermal properties, good chemical resistance. Excellent thermal properties, excellent chemical and high radiation resistance.
Applications Small transformers, relays, solenoids, small motors, watch coils, transformers, instruments. Appliance motors, encapsulated coils, solenoids, transformers, toroids. Small transformers, timers, relays, small motors, solenoids, clock coils, watch coils, magnetic heads. Automotive coils as relays and ignition coils, transformers and solenoids. Small motors, small transformers, automotive coils. Motors, small motors, transformers. Motors, transformers. Small motors, automotive sensors and solenoids, transformers. Extreme loads and space applications.
Thermal values
Temperature index 20.000 h acc. to IEC 60172  158°C  158°C  164°C  192°C  195°C  210°C  212°C  230°C  245°C
Thermal stability chart [view]
Cut through temperature
0.05mm: acc. to IEC 60851-6 4 200°C 200°C 200°C 230°C 265°C 320°C 320°C 350°C 450°C
Elektrisola typical value  225°C  225°C  225°C  260°C  315°C  350°C  365°C  390°C  450°C
0.25mm: acc. to IEC 60851-6 4 200°C 200°C 200°C 230°C 265°C 320°C 350°C 450°C
Elektrisola typical value  230°C  230°C  230°C  265°C  325°C  360°C  380°C  410°C  450°C
Heat Shock
0.05mm: acc. to IEC 60851-6 3 175°C 175°C 175°C 200°C 200°C 220°C 220°C 240°C 260°C
Elektrisola typical value  190°C  190°C  190°C  210°C  260°C  230°C  250°C  250°C  300°C
0.25mm: acc. to IEC 60851-6 3 175°C 175°C 175°C 200°C 200°C 220°C 220°C 240°C 260°C
Elektrisola typical value  180°C  180°C  180°C  200°C  250°C  220°C  240°C  240°C  300°C
Electrical values
Low voltage continuity for Grade 1 wires
0.05mm: acc. to IEC 60851-5 1 40 40 40 40 40 40 40 40 40
Elektrisola typical value  0  0  0  0  0  0  0  0  0
High voltage continuity for Grade 1 wires
0.05mm: Elektrisola typical value  2  2  2  2  2  2  2  2  2
0.25mm: acc. to IEC 60851-5 2 10 10 10 10 10 10 10 10 10
Elektrisola typical value  1  1  1  1  1  1  1  1  1
Pinholes acc. to JIS C3003.6c
with 0% elongation good good very good very good very good very good very good very good very good
with 3% elongation not good not good very good very good very good good very good very good very good
Breakdown voltage acc. to IEC 60851-5 4 (at 20 ?, 35% humidity)
0.05mm: Elektrisola typical value 220 V/µm 210 V/µm 220 V/µm 220 V/µm 220 V/µm 220 V/µm 210 V/µm 210 V/µm 210 V/µm
0.25mm: Elektrisola typical value 180 V/µm 150 V/µm 180 V/µm 180 V/µm 180 V/µm 180 V/µm 170 V/µm 170 V/µm 170 V/µm
Decrease of breakdown voltage for Grade 1 wires
0.05mm: Elektrisola typical value 25% / 155°C 30% / 155°C 20% / 180°C 20% / 180°C 20% / 200°C 20% / 205°C 20% / 205°C 15% / 220°C
0.25mm: Elektrisola typical value 25% / 155°C 30% / 155°C 25% / 155°C 20% / 180°C 20% / 180°C 20% / 200°C 20% / 205°C 20% / 205°C 15% / 220°C
Calculation method of break voltage [view]
Mechanical values
Elongation for Grade 1 wire
0.05mm: acc. to IEC 60851-3 Part 3 1 14% 14% 14% 14% 14% 14% 14% 14% 14%
Elektrisola typical value  23%  23%  23%  23%  23%  23%  23%  23%  23%
0.25mm: acc. to IEC 60851-3 Part 3 1 25% 25% 25% 25% 25% 25% 25% 25% 25%
Elektrisola typical value  40%  40%  40%  40%  40%  40%  40%  40%  40%
Tensile strength for Grade 1 wires
0.05mm: Elektrisola typical value 57 cN 57 cN 57 cN 57 cN 57 cN 57 cN 57 cN 57 cN 57 cN
0.25mm: Elektrisola typical value 1370 cN 1370 cN 1370 cN 1370 cN 1370 cN 1370 cN 1370 cN 1370 cN 1370 cN
Stress strain chart [view]
Chemical compatibility
Compatibility to standard solution
Pencil Hardness acc. to IEC 60851-4 3 with treatment 4H 4H 4H 4H 4H 4H 4H 4H 6H
Pencil Hardness acc. to IEC 60851-4 3 without treatment 4H 4H 4H 4H 4H 4H 4H 4H 6H
Decrease of breakdown voltage in % after treatment 5% 5% 5% 0% 0% 5% 0% 5% 0%
RoHS laboratory analysis view view view view view view view
Solderability
Solderability for Grade 1 wires
0.05mm: max. acc. to IEC 60851-4 5 2.0s / 390°C 2.0s / 390°C 2.0s / 390°C 3.0s / 390°C 3.0s / 470°C not solderable not solderable not solderable not solderable
Elektrisola typical value 0.3s / 370°C 0.3s / 370°C 0.3s / 370°C 1.8s / 370°C 1.8s / 470°C
Elektrisola typical value 0.2s / 390°C 0.2s / 390°C 0.2s / 390°C 0.7s / 390°C
0.25mm: max. acc. to IEC 60851-4 5 2.0s / 390°C 2.0s / 390°C 2.0s / 390°C 3.0s / 390°C 3.0s / 470°C not solderable not solderable not solderable not solderable
Elektrisola typical value 0.7s / 370°C 0.7s / 370°C 0.7s / 370°C 2.8s / 370°C 2.8s / 470°C
Elektrisola typical value 0.5s / 390°C 0.5s / 390°C 0.5s / 390°C 1.1s / 390°C
Solderability of different wire types chart [view]

America (inch)

Copper Magnet Wire acc. to NEMA MW 1000C (inch)


Thermal Stability acc. to IEC 60172

The line chart below is for technical comparison only and cannot be used to forecast lifetime of wound products (see also ASTM D2307)


Thermal Stability in Hours [h] vs. Temperature in Degrees Celsius [°C] or Fahrenheit [°F]
Average breakdown voltage at 20°C
Calculation of average value Ds
Ds=t*Vµ(volt), with
Ds : breakdown voltage
t : increase with insulation, t = da - dnom, with
da : outer diameter
dnom : bare wire diameter
Vµ : Volt per micron insulation
Example
Test with cylindrical electrode
dnom = 0.071mm (41 AWG)
da = 0.083mm
t = da - dnom = 0.083 - 0.071 = 0.012mm = 12 µm
Vµ = 220 V/µm, therefore
Ds = 12µ * 220 V/µ = 2,640 V

Calculation of Breakdown Voltage (Test acc. to IEC 60851.5.4.2, cylinder)

Solderability of different Wire Types
Product Code
P155
PN155
P180
E180
A200
AI210
I220
ML240
Product-Name Polysol© 155 Polysol-N© 155 Polysol© 180 Estersol© 180 Amidester© 200 Amidester© 210
General Description mod. Polyurethane mod. Polyurethane/ Polyamide overcoat mod. Polyurethane Polyesterimide Theic-mod. Polyesterimide A200 + Polyamidimide Polyamidimide aromatic Polyimide
NEMA (including the following standards) MW 79, MW 2, MW 75 MW 80, MW 28 MW 82, MW 79, MW 75 MW 77, MW 5, MW 30 MW 74, MW 5, MW 30 MW 35, MW 73 MW 81 MW 16
IEC (including the following standards) IEC 60317-20, IEC 60317-4 IEC 60317-21, IEC 60317-19 IEC 60317-51,IEC 60317-20 IEC 60317-23, IEC 60317-3/8 IEC 60317-84,
IEC 60317-8
IEC 60317-13 IEC 60317-57, IEC 60317-26 IEC 60317-46, IEC 60317-7
UL-approval yes yes yes yes yes yes yes yes
Diameters available 56 - 24 AWG 56 - 24 AWG 56 - 24 AWG 56 - 24 AWG 56 - 24 AWG 56 - 24 AWG 52 - 24 AWG 56 - 24 AWG
Properties Very good solderability and high thermal properties. Very good solderability with high thermal properties. Good solderability at 370°C and elevated thermal values. Solderable at high temperatures, high thermal properties and good chemical resistance. Very high thermal properties and good chemical resistance. Very high thermal properties and high mechanical resistance. High thermal properties, good chemical resistance. Excellent thermal properties, excellent chemical and high radiation resistance.
Applications Small transformers, relays, solenoids, small motors, watch coils, transformers, instruments. Appliance motors, encapsulated coils, solenoids, transformers, toroids. Automotive coils as relays and ignition coils, transformers and solenoids. Small motors, small transformers, automotive coils. Motors, small motors, transformers. Motors, transformers. Small motors, automotive sensors and solenoids, transformers. Extreme loads and space applications.
Thermal values
Temperature index 20,000 h acc. to ASTM D 2307  158°C  170°C  192°C  195°C  210°C  212°C  230°C  245°C
Thermal stability chart [view]
Cut through temperature
44 AWG: acc. to NEMA MW1000, 3.50 200°C 200°C 225°C 225°C 300°C 320°C 350°C 450°C
Elektrisola typical value  225°C  225°C  260°C  315°C  350°C  365°C  390°C  480°C
30 AWG: acc. to NEMA MW1000, 3.50 200°C 200°C 225°C 225°C 300°C 320°C 350°C 450°C
Elektrisola typical value  230°C  230°C  265°C  325°C  360°C  380°C  410°C  480°C
Heat Shock
44 AWG: acc. to NEMA MW1000, 3.5 175°C 175°C 200°C 200°C 220°C 220°C 240°C 280°C
Elektrisola typical value  190°C  190°C  210°C  260°C  230°C  230°C  250°C  300°C
30 AWG: acc. to NEMA MW1000, 3.5 175°C 175°C 200°C 200°C 220°C 220°C 240°C 280°C
Elektrisola typical value  180°C  180°C  200°C  250°C  220°C  220°C  240°C  300°C
Electrical values
Low voltage continuity acc. to NEMA MW 1000, 3.9.3
44 AWG single: acc. to NEMA MW 1000, 3.9.3 25 25 25 25 25 25 25 25
Elektrisola typical value  0  0  0  0  0  0  0  0
High voltage continuity acc. to NEMA MW 1000, 3.9.2
44 AWG single: acc. to NEMA MW 1000, 3.9.2 15 15 15 15 15 15 15 15
Elektrisola typical value  2  2  2  2  2  2  2  2
30 AWG single: acc. to NEMA MW 1000, 3.9.2 15 15 15 15 15 15 15 15
Elektrisola typical value  1  1  1  1  1  1  1  1
Breakdown voltage (at 20° C, 35% humidity) acc. to NEMA MW1000, 3.8.7
44 AWG single: Elektrisola typical value 9000 V/mil 8700 V/mil 9000 V/mil 9000 V/mil 9000 V/mil 8700 V/mil 8700 V/mil 8700 V/mil
30 AWG single: Elektrisola typical value 6000 V/mil 5800 V/mil 6000 V/mil 6000 V/mil 6000 V/mil 5800 V/mil 5800 V/mil
Decrease of breakdown voltage in % at elevated temperature, Elektrisola typical value for 44/30AWG, Single build
44 AWG single: Elektrisola typical value 25% / 155°C 30% / 155°C 20% / 180°C 20% / 180°C 20% / 200°C 20% / 205°C 20% / 205°C 15% / 220°C
30 AWG single: Elektrisola typical value 25% / 155°C 30% / 155°C 20% / 180°C 20% / 180°C 20% / 200°C 20% / 205°C 20% / 205°C 15% / 220°C
Calculation method of break voltage [view]
Mechanical values
Elongation min. acc. to NEMA MW 1000, 3.4 for 44/30 AWG
44 AWG: acc. to NEMA MW 1000, 3.4 14% 14% 14% 14% 14% 14% 14% 14%
Elektrisola typical value  23%  23%  23%  23%  23%  23%  23%  23%
30 AWG: acc. to NEMA MW 1000, 3.4 25% 25% 25% 25% 25% 25% 25% 25%
Elektrisola typical value  40%  40%  40%  40%  40%  40%  40%  40%
Tensile strength for Single build wires
44 AWG: Elektrisola typical value 57 cN 57 cN 57 cN 57 cN 57 cN 57 cN 57 cN 57 cN
30 AWG: Elektrisola typical value 1370 cN 1370 cN 1370 cN 1370 cN 1370 cN 1370 cN 1370 cN 1370 cN
Stress strain chart [view]
Chemical compatibility
Solubility per NEMA MW 1000, 3.51.1.1.3 Pass Pass Pass Pass Pass Pass Pass Pass
Compatibility to standard solution
Decrease of breakdown voltage in % after treatment 5% 5% 5% 5% 5% 0% 0% 5%
RoHS laboratory analysis view view view view view view
Solderability
Solderability acc. to. NEMA MW 1000 3.13.1.1 max. seconds at °C for 44/30 AWG
44 AWG: acc. to NEMA MW 1000 3.13 2.5s / 390°C 2.5s / 390°C 2.5s / 390°C 4.0s / 470°C not solderable not solderable not solderable not solderable
Elektrisola typical value 0.3s / 370°C 0.3s / 370°C 1.5s / 370°C 1.8s / 470°C
Elektrisola typical value 0.2s / 390°C 0.2s / 390°C 0.7s / 390°C
30 AWG: acc. to NEMA MW 1000 3.13 3.5s / 390°C 3.5s / 390°C 3.5s / 390°C 5.0s / 470°C not solderable not solderable not solderable not solderable
Elektrisola typical value 0.7s / 370°C 0.7s / 370°C 2.8s / 370°C 2.8s / 470°C
Elektrisola typical value 0.5s / 390°C 0.5s / 390°C 1.1s / 390°C
Solderability of different wire types chart [view]

America (metric)

Copper Magnet Wire acc. to NEMA MW 1000C (metric)


Thermal Stability acc. to IEC 60172

The line chart below is for technical comparison only and cannot be used to forecast lifetime of wound products (see also ASTM D2307)


Thermal Stability in Hours [h] vs. Temperature in Degrees Celsius [°C] or Fahrenheit [°F]
Average breakdown voltage at 20°C
Calculation of average value Ds
Ds=t*Vµ(volt), with
Ds : breakdown voltage
t : increase with insulation, t = da - dnom, with
da : outer diameter
dnom : bare wire diameter
Vµ : Volt per micron insulation
Example
Test with cylindrical electrode
dnom = 0.071mm (41 AWG)
da = 0.083mm
t = da - dnom = 0.083 - 0.071 = 0.012mm = 12 µm
Vµ = 220 V/µm, therefore
Ds = 12µ * 220 V/µ = 2,640 V

Calculation of Breakdown Voltage (Test acc. to IEC 60851.5.4.2, cylinder)

Solderability of different Wire Types
Product Code
P155
PN155
P180
E180
A200
AI210
I220
ML240
Product-Name Polysol© 155 Polysol-N© 155 Polysol© 180 Estersol© 180 Amidester© 200 Amidester© 210
General Description mod. Polyurethane mod. Polyurethane/ Polyamide overcoat mod. Polyurethane Polyesterimide Theic-mod. Polyesterimide A200 + Polyamidimide Polyamidimide aromatic Polyimide
NEMA (including the following standards) MW 79, MW 2, MW 75 MW 80, MW 28 MW 82, MW 79, MW 75 MW 77, MW 5, MW 30 MW 74, MW 5, MW 30 MW 35, MW 73 MW 81 MW 16
IEC (including the following standards) IEC 60317-20, IEC 60317-4 IEC 60317-21, IEC 60317-19 IEC 60317-51, IEC 60317-20 IEC 60317-23, IEC 60317-3/8 IEC 60317-84,
IEC 60317-8
IEC 60317-13 IEC 60317-57, IEC 60317-26 IEC 60317-46, IEC 60317-7
UL-approval yes yes yes yes yes yes yes yes
Diameters available 0.010 - 0.50 mm 0.010 - 0.50 mm 0.010 - 0.50 mm 0.010 - 0.50 mm 0.010 - 0.50 mm 0.015 - 0.50 mm 0.020 - 0.50 mm 0.015 - 0.50 mm, ex USA
Properties Very good solderability and high thermal properties. Very good solderability with high thermal properties. Good solderability at 370°C and elevated thermal values. Solderable at high temperatures, high thermal properties and good chemical resistance. Very high thermal properties and good chemical resistance. Very high thermal properties and high mechanical resistance. High thermal properties, good chemical resistance. Excellent thermal properties, excellent chemical and high radiation resistance.
Applications Small transformers, relays, solenoids, small motors, watch coils, transformers, instruments. Appliance motors, encapsulated coils, solenoids, transformers, toroids. Automotive coils as relays and ignition coils, transformers and solenoids. Small motors, small transformers, automotive coils. Motors, small motors, transformers. Motors, transformers. Small motors, automotive sensors and solenoids, transformers. Extreme loads and space applications.
Thermal values
Temperature index 20,000 h acc. to ASTM D 2307  158°C  158°C  192°C  195°C  210°C  212°C  230°C  245°C
Thermal stability chart [view]
Cut through temperature
44 AWG: acc. to NEMA MW1000, 3.50 200°C 200°C 225°C 225°C 300°C 320°C 350°C 450°C
Elektrisola typical value  225°C  225°C  260°C  315°C  350°C  365°C  390°C  480°C
30 AWG: acc. to NEMA MW1000, 3.50 200°C 200°C 225°C 225°C 300°C 320°C 350°C 450°C
Elektrisola typical value  230°C  230°C  265°C  325°C  360°C  380°C  410°C  480°C
Heat Shock
44 AWG: acc. to NEMA MW1000, 3.5 175°C 175°C 200°C 200°C 220°C 220°C 240°C 280°C
Elektrisola typical value  190°C  190°C  210°C  260°C  230°C  230°C  250°C  300°C
30 AWG: acc. to NEMA MW1000, 3.5 175°C 175°C 200°C 200°C 220°C 220°C 240°C 250°C
Elektrisola typical value  180°C  180°C  200°C  250°C  220°C  220°C  240°C  300°C
Electrical values
Low voltage continuity acc. to NEMA MW 1000, 3.9.3
44 AWG single: acc. to NEMA MW 1000, 3.9.3 15 15 15 15 15 15 15 15
Elektrisola typical value  0  0  0  0  0  0  0  0
High voltage continuity acc. to NEMA MW 1000, 3.9.2
44 AWG single: acc. to NEMA MW 1000, 3.9.2 15 15 15 15 15 15 15 15
Elektrisola typical value  2  2  2  2  2  2  2  2
30 AWG single: acc. to NEMA MW1000, 3.9.2 15 15 15 15 15 15 15 15
Elektrisola typical value  1  1  1  1  1  1  1  1
Breakdown voltage (at 20° C, 35% humidity) acc. to NEMA MW1000, 3.8.7
44 AWG single: Elektrisola typical value 9000 V/mil 8700 V/mil 9000 V/mil 9000 V/mil 9000 V/mil 8700 V/mil 8700 V/mil 8700 V/mil
30 AWG single: Elektrisola typical value 6000 V/mil 5800 V/mil 6000 V/mil 6000 V/mil 6000 V/mil 5800 V/mil 5800 V/mil
Decrease of breakdown voltage in % at elevated temperature, Elektrisola typical value for 44/30AWG, Single build
44 AWG single: Elektrisola typical value 25% / 155°C 30% / 155°C 20% / 180°C 20% / 180°C 20% / 200°C 20% / 205°C 20% / 205°C 15% / 220°C
30 AWG single: Elektrisola typical value 25% / 155°C 30% / 155°C 20% / 180°C 20% / 180°C 20% / 200°C 20% / 205°C 20% / 205°C 15% / 220°C
Calculation method of break voltage [view]
Mechanical values
Elongation min. acc. to NEMA MW 1000, 3.4 for 44/30 AWG
44 AWG: acc. to NEMA MW 1000, 3.4 14% 14% 14% 14% 14% 14% 14% 14%
Elektrisola typical value  23%  23%  23%  23%  23%  23%  23%  23%
30 AWG: acc. to NEMA MW 1000, 3.4 25% 25% 25% 25% 25% 25% 25% 25%
Elektrisola typical value  40%  40%  40%  40%  40%  40%  40%  40%
Tensile strength for Single build wires
44 AWG: Elektrisola typical value 57 cN 57 cN 57 cN 57 cN 57 cN 57 cN 57 cN 57 cN
30 AWG: Elektrisola typical value 1370 cN 1370 cN 1370 cN 1370 cN 1370 cN 1370 cN 1370 cN 1370 cN
Stress strain chart [view]
Chemical compatibility
Solubility per NEMA MW 1000, 3.51.1.1.3 Pass Pass Pass Pass Pass Pass Pass Pass
Compatibility to standard solution
Decrease of breakdown voltage in % after treatment 5% 5% 0% 0% 5% 0% 5% 0%
RoHS laboratory analysis view view view view view view
Solderability
Solderability acc. to. NEMA MW 1000 3.13.1.1 max. seconds at °C for 44/30 AWG
44 AWG: acc. to NEMA MW 1000 3.13 4.0s / 390°C 4.0s / 390°C 4.0s / 390°C 4.0s / 470°C not solderable not solderable not solderable not solderable
Elektrisola typical value 0.3s / 370°C 0.3s / 370°C 1.5s / 370°C 1.8s / 470°C
Elektrisola typical value 0.2s / 390°C 0.2s / 390°C 0.7s / 390°C
30 AWG: acc. to NEMA MW 1000 3.13 5.0s / 390°C 5.0s / 390°C 5.0s / 390°C 5.0s / 470°C not solderable not solderable not solderable not solderable
Elektrisola typical value 0.7s / 370°C 0.7s / 370°C 2.8s / 370°C 2.8s / 470°C
Elektrisola typical value 0.5s / 390°C 0.5s / 390°C 1.1s / 390°C
Solderability of different wire types chart [view]

Global Footprint

Global Footprint

ELEKTRISOLA is a true global producer of fine enamelled wires with 9 plants in the 3 most important continents for the automotive and the electrical industry using the same state-of-the-art machines to produce the same high quality standard.

Advantages of Elektrisola Global Footprint

1. Worldwide supply of identical quality

  • same management of ownership
  • same products
  • same in-house designed machines
  • same processes
  • same work instructions
  • same quality approvals (ISO, IATF)
  • same UL-approvals
  • same test procedures
  • ideal for global projects
2. Safety of supply
  • easy backup of other Elektrisola plants with identical products

3. Local production and supply

  • fast and efficient delivery
  • local currency
  • local sales and service

4. Local service

  • local engineering support for R&D and process improvement
  • fast working as in the same time zone
  • easy communication in local language
  • assistance for global projects with local production

5. Environment friendly

  • short transportation distances
  • local spool recycling
  • worldwide system for emission control (sniff during your visit)

Elektrisola Locations

Plants
Warehouse
Sale office

Product Range

Litz Wire

Litz Wire Types

Type
Type
Basic

Taped

Extruded

Profiled

Served

With strain relief

Diameter of Magnet Wire 0.010 - 0.500 mm 0.040 - 0.500 mm 0.032 - 0.500 mm 0.200 - 0.500 mm 0.020 - 0.300 mm 0.032 - 0.500 mm 0.030 - 0.300 mm
No. of wires 2 - 25.000 strands max. 25.000 strands max. 700 strands max. 25.000 strands 2 - 23.000 strands max. 500 strands max. 23.000 strands
Total outer diameter 0.095 - 15.0 mm 1.0 - 10.0 mm 0.4 - 1.2 mm max. 10.0 mm
Silk: 0.071 - 4.0 mm
Nylon: 0.071 - 10.0 mm
0.4 - 1.2 mm 0.5 - 5.0 mm
Total copper cross section 80 mm² 36 mm² 0.5 mm² 36 mm²
Silk: 6 mm² Nylon: 36 mm²
0.38 mm² up to 10.6 mm²
Outer coating - PET (Thermal class A-F)
PEN (Thermal class B-H)
PI (Thermal class H-C)
Polyamide
Polyester
Polyurethane
optional with/out serving
Serving: Nylon
Taping: PET,PEN,PI
Natural silk
Nylon
Polyester
optional with/out extrusion: Polyamide
Polyester
Polyurethane
Taping: PET
PEN
Additional options -
Overlapping of tape: 50 or 67 %
No. of tapes (max.) 2
Wallthickness overcoat: 0.1 - 0.4 mm
Min. construction(H x W): 1.2 x 1.2 mm
Ratio hight:width (H : W): 1 : 2 (1 : 3, where appropriate)
Tolerance (+/-): 0.1 mm
No. of layers (max.): 2
Multifilament: optional:
PES 30 - 450 dtex
LCP Fmax = 1.53 - 99.2 N
Aramide Dension: 3.3 - 12.4 %
Taping construction: 3 layers (min.)
Characteristics Flexible optimization of construction and conductor material possible acc.:
  • HF-performance, resistance
  • high flexibility, flexlife-performance
  • form stability
  • very high electric break down voltage
  • high mechanical robustness
  • optimal round form stability (e.g. for layered winding)
  • high mechanical robustness
  • high flexibility
  • good resistance against water, oils and grease
  • increased electric break down voltage
  • increase of copper filling factor up to 20 %
  • high flexibility and dimensional stability
  • good windability
  • optional with/out outer coating
  • optimal round form stability
    (e.g. for layered winding)
  • specified distance between windings
  • resistance against splicing in combination with high flexibility
  • support for impregnation- & potting processes
  • very high tensile strength possible
  • smallest litz wire constructions with highest tensile strenght and flexlife performance
  • very good processability also for very small litz wires
  • combination of all conductor and coating materials possible
VDE-certified acc.: DIN EN 60950/U, 62378/J, 61558/K, 62368/J, 60601/L
Max. working voltage: 1000 Vrms / 1414 Vpeak
Max. frequency: 500 kHz
Thermal class: F/155 °C, H/180 °C
Typical applications Transformers, Chokes, RF-tranducers, medical applications, sensors, electronic ballasts, switching power supplies, heating applications Inverter, RF-transformers, RF-transducers, RF-chokes, Inductive charger Heating applications, Smart Textiles, Patient Comfort Induction cooking hobs, RF-transformers, RF-chokes, E-motors Inverter, RF-transformers, RF-transducers, RF-chokes, Inductive charger Automotive industry, industrial applications, medical applications, Smart Textiles, special applications for technical textiles, sports equipment Inverter, RF-transformers, RF-transducers, RF-chokes, Inductive charger
See details

Enamelled Wire, Enamelled Copper Wire, Copper Clad Aluminum

General

Enamelled wire is a metallic conductor insulated with a varnish and generally used for electrical applications. Most times enamelled wire is wound in different shapes of coils to generate magnetic force for motors, transformers, magnets etc. Elektrisola produces over 30,000 different types of enamelled wire with the most important differences of characteristics as follows:


Conductor Material for Enamelled Wire

Copper is the standard used conductor material for enamelled wire with excellent conductivity and very good windability. For low weight and larger diameters, Aluminium sometimes can be used as a conductor material for enamelled wire. Because of the difficult contacting of Aluminium wire with problems of oxidation, Copper Clad Aluminium can help to compromise between Copper and Aluminium. For special applications a wide variety of conductor materials for enamelled wire is offered, such as Brass, Silver, Nickel, Gold, Stainless Steel, or alloys of copper for special characteristics like higher mechanical strength or bending performance. In addition, the core conductors can be plated with different materials such as Silver or Nickel.

Bare Wire Diameter Range

Elektrisola specializes in fine enamelled wire diameters, starting with 0.008 mm (8 microns), and going up to a diameter of 0.50 mm. Beside the standardized diameters a big variety of special diameters is produced according to customer’s specification. Bare wire tolerances are very important in enamelled wire as they have direct impact on the resistance what again determines the variance of the final coil resistance.

Comparison of 0.010 mm wire with human hair

Outer Diameter of Enamelled Wire

International standards like IEC group enamelled wires according to ranges of specific outer diameters. IEC standard for enamelled wire groups the insulation in Grade 1, 2, or 3, NEMA in single, heavy, or triple, and JIS in class 0, 1, 2, or 3. The tolerances in these enamelled wire standards can be further restricted if necessary to design and optimize the wound coils and final products.

Outer diameter control of Enamelled wire by using a laser

Selfbonding Layer

In addition to the base coat insulations described separately, a selfbonding layer can be applied to the enamelled wire, by which the wire will be bonded together for example for bobbinless coils, such as voice coils.

Transmitted light photo of selfbonding wire 0.09 mm AB15 green V=200 X
Transmitted light photo of selfbonding wire 0.09 mm AB15 green
V=200 X

Spool Types for Enamelled Wire

Spool types have to fit to the wire size. Finer enamelled wire sizes are wound on smaller spools, while for heavy sizes of enamelled wire, very large spools can be used. They are important for productivity as larger spools require less spool changes on the winding machines.

The wire length on one spool can be very long:

0.018 mm on spool 99L: up to 417 km of enamelled wire
0.05 mm on spool 199L: up to 1143 km of enamelled wire
0.30 mm on spool 400/630: up to 277 km of enamelled wire

Insulation Types for Enamelled Wire

Elektrisola offers a wide range of different insulations. Polyurethane has the advantage of easy direct contacting by soldering, while Polyester insulations are more resistant against higher temperatures. Thin top coats as Nylon or Polyamidimide may improve certain desired characteristics like mechanical or chemical strength of the enamelled wire.


Enamelled Wire Colors

Colors may be used to differentiate enamelled wire types or enamelled wire diameters, but have the disadvantage of lower technical properties and higher costs.


Lubrication for Enamelled Wire

A defined very low amount of lubrication – mostly special types of paraffin – is applied to achieve excellent windability of the enamelled wire in all winding processes without wire breaks.

Our Product Line OF ENAMELLED WIRE

Elektrisola specializes in fine enamelled wire diameter and offers a wide range of products from 0.008 mm (8 microns) to 0.50 mm with many different enamel types on different conductor materials.


Enamelled Wire - Diameters

For copper: 0.008 mm – 0.50 mm
For other metals: Please inquire


Specifications for Enamelled Wire

Elektrisola produces enamelled wires according to many different specifications. The most important worldwide used specification is IEC, besides NEMA in North America and JIS in Asia.

 Technical Data by Size for Enamelled Wire

Enamel Types for Enamelled Wire

Polyurethane
is a varnish which is easy for direct contacting by soldering, welding or crimping. Especially for fine enamelled wire the easy soldering is the most advantage of this enamel type. Polyurethanes are available with Temperature Index 155 °C (Polysol© 155) and Temperature Index of 180 °C (Polysol© 180). This enamel is available from 0.008 to 0.50 mm on all of our conductor materials.

Polyesterimides
are more resistant against higher temperatures and beside the pure Polyesterimide (Estersol© 180) not usable for direct soldering of enamelled wire. Under this enamel type also Theic-modified Polyesterimide (Amidester© 200) or (Amidester© 210) are listed.

Polyamidimides and Polyimides
have the highest temperature and chemical resistance and you will find them as I220-enamelled wire or ML240©-enamelled wire at ELEKTRISOLA product portfolio.

 Enamel Wire Types

Based on the above mentioned enamel types, you can combine all these enamels with a self bonding coat such as Polyvinylbutyral, Polyamide or Polyester.


 Selfbonding Wire Types

Selfbonding wire can be bonded by different methods

Bonding Methods for Selfbonding Wire

Production Process FOR ENAMELLED WIRE

Drawing process

For copper wires an 8 mm copper rod (5/16″ in USA) is used as raw material, which is drawn through drawing dies to the required bare wire dimension in several stages. The copper rod has to be of high purity (copper content 99.99 %) and consistenly high quality to manufacture fine and ultrafine wires of sizes below 10 µm. ELEKTRISOLA uses only pure electrolytic copper ETP1 (copper content min. 99.99 %) from pre-approved high quality vendors.


The drawing process is carried out sequentially through several groups of machines producing specific diameter ranges. The wire is elongated in several stages through dies, so that the larger wire is permanently becoming thinner and longer during the drawing process while the volume by weight remains unchanged.


Multiple drawing with cones
Multiple drawing with cones

The quality of the copper, the fine tuning between the different drawing stages, and especially the quality of the drawing dies, are all of high importance to achieve a high quality final bare wire. The bearing surfxes of the wire drawing dies consist of natural or artificial diamonds or, for heavy wire production, of carbide.

Cross section of a drawing die

Enamelling Process for Enamelled Wire

All enamelled wires are enamelled on special enamelling machines which are developed and produced by ELEKTRISOLA for our exclusive use. Enamelling of enamelled wire is a continuous process, mainly consisting of the annealing process, enamel application, curing process, lubricant application, tension control and spooling.


1. Annealing Process
During the drawing process the bare wire’s grain structure has been changed through cold deformation. Annealing will re-crystalize the copper and make it soft again. This thermal stress relief process is carried out under protective atmosphere in order to avoid oxidizing the wire surface, which would interfere with good adherence of the initial coating of insulation later in the process. Softness of the enamelled wire is an important criteria for good windability, in particular significantly reducing the number of wire breaks.

2. Enamel Application
There are 2 main application systems for enamelling of winding enamelled wires, i.e felt application and die application, whereas felt application is mainly used in fine Enamelled wire production, while die application is mainly used in heavy enamelled wire production. The enamel coating should always be applied in as many single layers as possible rather than fewer and thicker layers to achieve better mechanical and electrical properties of the enamelled wire.

3. Curing Oven
Solvents contained in the liquid enamel are driven out in the curing oven at high Temperature and then are burnt catalytically by using the thermal energy in an environmentally friendly way. Temperature control is very important: if the temperature is too low, too many solvent residues will be left in the enamel layer, leading to poor adhesion and reduced mechanical and electrical properties of the enamelled wire. If the temperature is too high, the enamel coating will be hard and brittle, leading to cracks in the insulation coating of the Enamelled wire resulting from mechanical stress.

4. Lubrication
A defined amount of lubricant is precisely applied to the insulated enamelled wires surface. Lubrication is necessary to achieve consistent winding properties and failure-free winding of the wire even at high winding speeds.

5. Diameter Control
ELEKTRISOLA continuously monitors the Outer Diameter of all enamelled wires after the final pass by laser.

6. Tension Control
A continuous wire tension control during the enamelling process results in a consistently uniform spooling onto the spool. With effective tension control, elongation of the enamelled wire is avoided and thus a change in resistance. Furthermore, good de-reeling properties of enamelled wire for customer can be guaranteed.

7. Spooling
The wire pitch and the spool’s rotational speed are spooling process variables closely to be controlled. This results in consistently good enamelled wire de-reeling performance and minimizes other problems like trapped and tangled wires.

8. Monitor
The monitor informs the operator about all important parameters of the process.

Enamelled wire Applications


Automotive


Appliances


Industrial Electronics


Audio and Video


Computer


Watches


Mars Rover

Technical data

Enamelled Wire


Enamelled Wire Types

There are different enamels available worldwide at Elektrisola. In addition, there are a few types available in selected continents.

Technical Data for Enamelled Wire by Size

The most important technical data of enamelled copper wire are controlled by the resistance and outer diameter of the Enamelled wire. These and other values are important as engineering support. Different standards specify these values differently, therefore the three major world standards for Enamelled wire are shown by size. IEC (International Electrical Commission) is the harmonized worldwide basic standard. NEMA and JIS still maintain additional elements of their older standards into their national standard.

Selfbonding Wire


Selfbonding Wire Types

For our self bonding wires there are typical enamel types available for the different markets, depending on the different standards and also on different main applications for the markets.

Technical Data for Enamelled Wire by Size

The most important technical data of enamelled copper wire are controlled by the resistance and outer diameter of the Enamelled wire. These and other values are important as engineering suport. Different standards specify these values differently, therefore the three major world standards for Enamelled wire are shown by size. IEC (International Electrical Commission) is the harmonized worldwide basic standard. NEMA and JIS still maintain additional elements of their older standards into their national standard.

Conductor Materials for Enamelled Wire

For most of the Enamelled wire applications copper is used as conductor material but for special applications like voice coils, actuator coils, or other special applications high performance metals are needed.

ELEKTRISOLA has a wide range of special conductor material for Enamelled wire, like low weight, high mechanical or bending performance metal. In addition, plated conductors are available which show superb characteristics for special applications.

Please contact us for metals not shown in the table.

Detail List of Elektrisola Conductor Materials for Enamelled Wire

For most commonly used metals:

  Metal Comparison


For detailed information of each metal group: