... explosives, feed, salt, minerals etc. Paper-plastic composite bag (Complex bag of kraft-plastic) is made of kraft paper, coating, and ... composite wood composite base. As a new type of packaging bags, it has a high strength, toughness, and ... salt, minerals or other powdery or granular solid materials packaging technical index ItemTechical Indexloading weight10-60Kgdensity32*32-48*48Length1110mmwidth380 ...