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Help CenterUL Approved Rectangular Enameled Copper Wire for Transformer Winding
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Specifications
rectangular enameled copper wire1.Dia:a:1-10mm,b:3-16mm
2.Themal class:130-220c
3.20 years history
4.ROHS.UL
UL approved rectangular enameled copper wire for transformer winding
physical and chemical properties
1) High temperature resistance
2) Chemical corrosion resistance
3) Transformer oil resistance
4) Low temperature resistance
5) Radiation resistance
6) High breakdown voltage
7) Good mechanical properties
Test report of rectangular enameled copper wire
TYPE: QZB -1/155 SIZE:1.25*5.3MM
Test Item |
Unit |
Technical Standard |
Test Result |
|
Appearance |
|
uniform colour and without the defeat affecting product performance. |
No defect |
|
Conductor |
Thickness (a) |
mm |
±0.030 |
1.253 |
Width (b) |
mm |
±0.050 |
5.320 |
|
Insulation Thickness |
Thickness (a) |
mm |
0.060—0.110 |
0.090 |
Width (b) |
mm |
0.060—0.110 |
0.100 |
|
Resistivity (20°C) |
Ω.mm2/m |
≤0.017241 |
0.01701 |
|
Elongation |
% |
side a (mm) :≤2.5 30% |
40% |
|
Side a (mm): >2.5 32% | ||||
Adherence |
|
The film distance of lose adherence shall not more than 1b after 15% elongation. |
not loss adherence |
|
Heat Shock |
|
No cracks visible in the filmcoating after bending the board side around a mandrel 6aby conditioning at 175°C |
No Crack |
|
Breakdown Voltage |
KV |
Min break down voltage: four of five specimens shall not lower than 1.0KV. one shall not lower than 50% |
3.9,3.6,5.0,4.1,5.0 |
|
Package |
|
Meet the relative standards |
Meet the standard |
|
Insulation Material of enameled wire
Drawing or extruding bare copper wire confirm to national standard, smooth surface, no defects
Product Description |
Class and Grade |
Polyurethane/Polyamide |
Class 180 Grade 1/2/3 |
Polyurethane |
Class 180 Grade 1/2/3 |
Modified Polyester/Polyamide (Nylon) |
Class 180 Grade 1/2/3 |
Modified Polyester/Polyamideimide |
Class 200 Grade 1/2/3 |
Modified Polyester |
Class 200 Grade 1/2/3 |
Modified Polyester/Polyamideimide |
Class 200/Class 220 Grade 1/2/3 |
The 6 main steps to produce enameled copper wire price
We can provide neutral package.or cuatomers special requirement.
Normal Packing as follows:
Inner packing: different plastic spool according to wire diameter
Outer packing: wooden spool and in wooden case or according customers' special requirement
Sample shipping time:3-5days
Order and shipping time: negotiate
Sample Arrangement
Enameled wire Sample is free for customers, and sample freight is paid by customers.
customized product: We have two editor of GB standard. The customers should paid the mold cost firstly. When the order carry out we will refunded the mold cost.
Contact Information
Product application
1.power transformers, linear motors, relays, solenoids, small motors, clock coils, watch coils, magnetic heads, instruments,speakers,
2.Automotive sensors and coils as relais and ignition coils,
3.Generators,dry-type or oil-immersed transformer.
4.Anti-explosion motor,air-conditioner compressor,washing machine.
5.Military and space applications
Customer visited our factory
Over 20 years’ experience in enameled wire R&D and Manufacturing
Workshop
Production flow
Test equipment of rectangular enameled copper wire
Certification
Honor
1.Q: Are you a factory or trading company?
A: We are a factory.
2.Q:Where is your factory located ?
A:Our factory is located in Xuchang, Henan province,China.
3.Q: How can i get the samples?
A:We are honored to offer you samples.
4.Q:How does your factory do regarding quality control?
A:20 Years manufacturing polyimide enameled copper wire experience.Perfect certification system include UL,ISO, RoHS and BV.Professional QC team consisted of 20 experts and 2 editor of GB standard,Every enameled copper wire price must pass the test and issue the test report.
Any size, any thermal class ,free sample service, leave an inquiry to know more detail about price ,packing ,shipping and discount.
Company website:,
Main products
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