1.kraft-plastic bag 2 loading weight 10-60Kg 3 density 32*32-48*48 4 length: 1110mm 2011 high quality Kraft-plastic Composite Bag 1- It is made of the kraft paper and woven plastic fabric, which have three layers (kraft paper, PE coating, and plastic woven fabric.) 2- Its a new type of bags with high intensity, toughness, and moisture, and other functions, can be widely used for packing of ...