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Insulated Copper wrapped kraft paper
Introduction: The annealed conductor of kraft paper wrapped wire is extruded or dawn from oil-free copper rod or electrical round aluminum rod with certain specification mould. Then the copper or aluminum conductor is wrapped with two layers’ or more than two layers’ insulation paper including telephone paper, cable paper, high voltage paper, turn-to turn insulation paper. The product is widely applied in oil-immersed transformers and other similar electrical instruments. The electrical bare copper or aluminum wire with extrusion process is the ideal material for kraft paper wrapped copper or aluminum wire.
Standard: GB/T 7672-2008
Production Range:
Aluminum Rectangular Wire
Narrow border size a: 1.00-8.00mm
Wide border size b: 3.00-25.00mm
Copper Rectangular Wire
Narrow border size a: 0.90-5.60mm
Wide border size b: 2.00-16.00mm
Copper or Aluminum Round Wire
Diameter: Φ1.7-Φ8.0mm
If specification is out of range, please don’t hesitate to contact us.
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 0.01724Ωmm²/m
Bending Standard of kraft paper wrapped Wire
Kraft Paper Wrapped Round Wire Unit: mm
Insulation Thickness |
Experimental method |
Rod Diameter |
0.30≤σ≤0.80 |
Involution
|
100 |
1.20≤σ≤4.25 |
150 |
Kraft paper wrapped rectangular wire Unit: mm
Insulation Thickness |
Experimental method |
Rod Diameter |
0.30≤σ≤0.80 |
Broad Side Bending
|
150 |
1.20≤σ≤4.25 |
200 |
Kraft Paper Wrapped wire
- Diameter(mm):round:1.7-8.0 a:1-8,b:3-25
- Temperature class:240
|
Enameled round aluminum wire
|
Enameled flat aluminum wire
|
|
Enameled round copper wire
|
Enameled flat copper wire
|
|
Non Woven Cloth/ Polyester Film covered wire
|
Polyimide Film Wrapped wire
|
|
Film Wrapped enameled wire
|
NOMEX Paper covered wire
|
|
Fiberglass Film Wrapped wire
|
Kraft Paper Wrapped wire
|
Shanghai Zhongtuo Magnet Wires Co.,Ltd. is a large-scale & well-known factory
specializing in R&D and manufacture with 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 over 50,000 m2 with building area reach to 32,000 m2.
The annual output over 15,000 tons and annual value up to USD120,000,000 .
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.
Send Inquiry to This Supplier
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