... to alkali,acid,salt,heat and abrasion Our bag closing thread application:- Widely used for many brands of ... & Portable) - Sewing of multi-wall paper bag, PP woven bag, jute, Gunny, Hessian and Bulk Bag (FIBC), etc. - For packing Fertilizers, Feed ... Charcoal, etc. - Binder (Reinforced Material) for making Filter Fabric, Canvas, Ropes, Webbing, Core Thread for Zipper, etc Standard Specification: - NE 20 ...