1.Introduction:This product is premium copper or aluminum conductor, evenly wrapped with polyimide film or polyimide, fluorine 4.6 composite film. Fluorine 4.6 can be melt and make a whole with the film and conductor after heated. It has strong voltage resistance, thin thickness and thermal class up to 220℃. The product is widely applied in electric machines,reactors,electric welding machines and similar electrical instruments. The electrical bare copper or aluminum wire with extrusion process is the ideal material for polyimide film wrapped copper or aluminum wire.

2.Standard:GB/T7673-2008 & Enterprise Standard

3.Production Range:

    Aluminum Rectangular Wire

    Narrow side size a : 1.00mm—8.00mm

    Broad side size b : 3.00mm—25.00mm

    Copper Rectangular Wire

    Narrow side size a : 0.80mm—5.60mm

    Broad side size b : 2.00mm—16.00mm

    Copper or Aluminum Round Wire

    Diameter:φ1.7—φ8.0

    If specification is out of range, please don’t hesitate

    to contact us.

4.Material:

    Aluminum rectangular wire should conform to GB5584.3-2009,the resistivity (20℃) is no more than 0.0280Ωmm2/m

    Copper rectangular wire should conform to GB5584.2-2009,the resistivity (20℃) is no more than 0.017241Ωmm2/m

5.After polyimide film wrapped wire is bended on broad side and narrow side with the rods of different following diameters, there should be no cracking :

6.Breakdown voltage of polyimide film wrapped copper or aluminum wire(Enterprise Standard):

Shanghai Zhongtuo Magnet Wires Co.,Ltd. is a large-scale & well-known factory specializing in R&D and manufacturing various high quality magnet wires. Zhongtuo as a subsidiary company of HUTONG GROUP established in 1989, we are located in NO.333 Changye Road,Sheshan industrial park,Songjiang District,Shanghai.Our cover area is over 50,000 m2 with building area reaches to 32,000 m2. We have an annual production capacity of 15,000 tons and annual revenue of around US$120,000,000 annual revenue. Looking forward to your visit our factory!

1.Q:Are you a factory or trading company? 
A:We are a factory.

2.Q:Where is your factory located? How can I visit there? 
A:Our factory is located in Shanghai City, China, near Hongqiao airport. You can fly to Hongqiao airport or Pudong  airport directly. All our clients, from home or abroad, are warmly welcome to visit us! 

3.Q:How can I get some samples? 
A: We are honored to offer you samples. 

4.Q:How does your factory do regarding quality control? 
A: "Quality is priority. ZOTO WIRE people always attach great importance to quality controlling from the very beginning to the very end.  Our factory has gained BV, Intertek, SGS authentication.

 5.Q:Whats your mainly products?

Our mainly products are 

Rectangular Enameled wire/ Round Enameled wire/

Ultra Fine Rectangular Enameled wire/NOMEX paper wrapped wire/

Kraft paper wrapped wire/ Polyester film or Kapton covered wire/

Fiber glass wrapped enameled wire/ Electrical rectangular wire/

Macromolecule enameled wire, etc.