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Paper covered wire

    Paper covered wire is a kind of wire made of bare copper or aluminum conductors and wrapped with winding insulating paper. It is required no bareness in any position after the insulation wrapping, which can be achieved by the wrapping ways of covering, gaps, self-lock etc.

Detailed Introduction

Product introduction

Paper covered wire has the advantages of simple structure, high mechanical strengh, simple winding, good suitability etc. It is mainly used to manufacture windings of power transformers, reactors and traction transformers.

Product features

? Conductor dimension precision  A: ±0.01mm    B: ±0.01mm
? Yield strength (Cu) 80-240N/mm²    Yield strength (Al) 60-90N/mm²
? Wrapping gap≤0.1mm
? Accurate in shape and size
? Proper tightness of wrapping
? More than 8000 meters without joint

Product categories

? Paper covered flat copper/aluminum wire, paper covered round copper/aluminum wire, paper covered enameled wire
All above products can be customized

Insulation material

Power cable paper, high density insulation paper, Thermal upgraded paper, high elongation fiber paper, aromatic polyamide paper (Nomex)
Users can specify the brand, model and specification of insulation materials

Technical parameters

Category
Item		 Cu Al
Conductor thickness 0.50~12.00mm 0.80-12.00mm
Conductor width 2.00~25.00mm

Paper covered wire data sheet