Non Woven Polyester Film Wrap Line

Non Woven Polyester Film Wrap Line

※ Product Name: non-woven/polyester film covered wire ※ Product Introduction: non-woven/polyester film covered wire is wire made by oxygen free copper rod or electrical round aluminum bar, and lapped 2-3 layers of polyester film + electrician non-woven for winding wire of insulating layer. The...

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※  Product Name: non-woven/polyester film covered wire 

※  Product Introduction: non-woven/polyester film covered wire is wire made by oxygen free copper rod or electrical round aluminum bar, and lapped 2-3 layers of polyester film + electrician non-woven for winding wire of insulating layer. The product has better pressure resistance, temperature-resist grade is B 130 ℃, and is mainly used as air-core reactor or other similar equipment. Our company adopt advanced eddy current inspection equipment, make product quality more perfect.

※  Executive standard: GB/T7673-2008 and company standard 


※  Production range:

flat aluminium wire
Narrow edge size a:1.00mm—8.00mm
Broad side size b:3.0mm—25.00mm

copper strap wire
Narrow edge size a:0.80mm—5.60mm
Broad side size b:2.00mm—16.00mm

Copper aluminum round wire
Diameter: φ1.7—φ8.0

If specifications beyond the above range, please contact us


※  Materials

Flat aluminium wire should be compliant with GB5584.3-2009, specific resistance is not more than 0.0280Ωmm2/m at 20℃.
Copper strap wire should be compliant with GB5584.2-2009, specific resistance is not more than 0.017241Ωmm2/m at 20℃.

※  Copper aluminum round wire size should in accordance with the following Table:

nominal diameter mm

deviation

0.90<d≤2.50

±0.025






2.50<d≤5.00

±1%d







 ※  Other Technique Data (company standard):


     Lapping method


insulation thickness mm

breakdown voltage not less than

nominal value

common difference

2 layers polyester film

0.22

±0.03

5000

2 layers polyester film + 1 layer non-woven

0.33

±0.03

5000

3 layers polyester film

0.30

±0.03

7500

3 layers polyester film + 1 layer non-woven

0.42

±0.03

7500

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