... used Item Code:ECG 150 1/2 Specification:1) Fiberglass yarn use glass sphere as raw material2) It is insulation, high ... necessary material of all kinds of insulation products and industry yarn.4) Specification:6tex,12tex,27tex,33tex,normally1-strand,2strand,3strand ... Jiujiang or ShanghaiWe are offering you different kinds of glassfiber yarn which with best quality and competitive price,most of our ...