Polyester Film / Non-woven Fabrics Wrapped Aluminum/Copper Wires Strips

Polyester Film / Non-woven Fabrics Wrapped Aluminum/Copper Wires Strips

Product introduction: This product is made of oxygen free copper rod or electrical round aluminum rod through a certain specification of the die extrusion or drawing after annealing treatment of the wire, and then on the copper / aluminum wires strips on the 2-3 layer of polyester film or...

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Product introduction:

This product is made of oxygen free copper rod or electrical round aluminum rod through a certain specification of the die extrusion or drawing after annealing treatment of the wire, and then on the copper / aluminum wires strips on the 2-3 layer of polyester film or Non-woven Fabrics electrical insulation layer of the winding wire, the product is good, temperature resistance and other grade 130for B grade, mainly used for air core reactor.


Conduct Materials:

 

Aluminum flat wires strips should follow the standard of GB5584.3-2009, at 20℃ the conductivity resistivity is not more than 0.028mm2/m.

 

Copper flat wires strips should follow the standard of GB5584.2-2009, at 20℃ the conductivity resistivity is not more than 0.017241mm2/m.


Product breakdown voltage should follow below table:

Wrapping typeInsulation Thickness(mm)Breakdown voltage above

Standard ValueTolerance
2 layers of polyester films0.22±0.035000
2 layers of polyester films+1 layer of non-woven fabrics0.33±0.035000
3 layers of polyester films0.30±0.037500
3 layers of polyesters film+ non-woven fabrics0.42±0.037500



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