... high tensile strength,high resistance to alkali,acid,salt,heat and abrasion SpecificationsBag closing thread is made of 100% ... tensile strength,high resistance to alkali,acid,salt,heat and abrasionOur bag closing thread application:- Widely used for many brands ... & Portable) - Sewing of multi-wall paper bag, PP woven bag, jute, Gunny, Hessian and Bulk Bag (FIBC), etc. - For packing Fertilizers, Feed ...