... -100Kg 3 density 32*32-48*48 4 length: 1110m high quality Kraft-plastic Composite Bag 1- It is made of the kraft ... layers (kraft paper, PE coating, and plastic woven fabric.)2- Its a new type of bags with high intensity, toughness, and moisture, and ... wood composite base. As a new type of packaging bags, it has a high strength, toughness, and moisture-resistant properties and can ...