... -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 ... .) 2- Its a new type of bags with high intensity, toughness, and moisture, and other functions, ... , feed, salt, minerals etc. Paper-plastic composite bag (Complex bag of kraft-plastic) is made of kraft paper, ...