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China Non-woven Fabric Film Wrapped Flat Wire Suppliers - High Voltage Insulation from Reliable Factory
Product Information
Product Model: WM(L)(B)-0.20~1.25
This product is produced by extrusion process — a (flat) copper (aluminum) wire wrapped with 2–3 layers of polyester film and electrical non-woven fabric as the insulation layer, with excellent voltage resistance. Suitable for manufacturing type reactors.
Production Range
Cloth covered copper (aluminum) flat wire:
Thickness size — A: 0.80 ~ 5.60 mm
Thickness size — B: 2.00 ~ 16.00 mm
Cloth covered copper (aluminum) round wire: D: 1.90 ~ 5.00 mm
📞 If you require specifications beyond the above range, please contact us for custom options.
Conductor Material
Aluminum Wire: Meets GB/T 55843-2009 requirements. Resistivity at 20°C: ≤ 0.02801 Ω·mm²/m
Copper Wire: Complies with GB/T 55842-2009 requirements. Resistivity at 20°C: ≤ 0.01724 Ω·mm²/m
Technical Parameter
| Dimensions of Circular Conductors | |
| Nominal Diameter (mm) | Deviation |
| 0.90 < d ≤ 2.50 | +0.013 |
| 2.50 < d ≤ 3.00 | +0.025 |
| 3.00 < d ≤ 5.00 | +1% d |
| Elongation of Circular Conductors | |
| Nominal Diameter (mm) | Minimum Elongation (%) |
| 0.90 < d ≤ 2.50 | 15 |
| 2.50 < d ≤ 5.00 | 20 |
Frequently Asked Questions (FAQ)
What is the product model range for this cloth-covered winding wire?
The product model is WM(L)(B)-0.20~1.25, covering a wide range of flat and round conductor configurations in both copper and aluminum materials.
What insulation materials are used in this winding wire?
The wire is insulated with 2–3 layers of polyester film combined with electrical non-woven fabric, providing excellent voltage resistance and dielectric performance.
What sizes are available for the flat wire and round wire?
For flat wire: Thickness A ranges from 0.80–5.60 mm, and Thickness B ranges from 2.00–16.00 mm. For round wire, the diameter (D) ranges from 1.90–5.00 mm. Custom specifications are available upon request.
What conductivity standards do the copper and aluminum conductors meet?
The aluminum wire meets GB/T 55843-2009 with a resistivity of ≤0.02801 Ω·mm²/m at 20°C. The copper wire complies with GB/T 55842-2009 with a resistivity of ≤0.01724 Ω·mm²/m at 20°C.
What applications is this winding wire suitable for?
This cloth-covered winding wire is specifically designed for manufacturing type reactors, making it ideal for use in transformers, inductors, and various electromagnetic coil applications.
Can I order specifications outside the standard production range?
Yes. If your required specifications exceed the standard production range listed, please contact our team directly. We offer customized solutions to meet specific engineering or project requirements.

