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 â??, 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