This thread is made of 100% polyester yarn that has ... alkali,acid,salt,heat and abrasion Our bag closing thread application:- Widely used for many brands of bag closing ... Material) for making Filter Fabric, Canvas, Ropes, Webbing, Core Thread for Zipper, etc Standard Specification: - NE 20/6 ply, NE ... 8 kg weight C) Other length or weight of thread are also available upon request Colors available In: A) ...