... 4 length: 1110mm 2011 high quality Kraft-plastic Composite Bag 1- It is made of the kraft ... plastic woven fabric.) 2- Its a new type of bags with high intensity, toughness, and moisture, and other ... , explosives, feed, salt, minerals etc. Paper-plastic composite bag (Complex bag of kraft-plastic) is made of ... and 100% magma from composite wood composite base. As a new type of packaging bags, it has a high ...