... , polishing coating, emery cloth, sand paper , ink , rubber padding, leather polishing ,dyeing and weaving, paper making, handicraft glues, match ,wooden furniture, ... double layers, the outside is woven bag, paper-plastic or cardboard drum,and the inside is bacterial plastic bag in ... .02.02.02.02.02.5Insolubles% ≤ Industrial Gelatin for paper making, handicraft glues, match ,wooden furniture, forage