... -sealed tubes for chemical (like PVC)bags, cement bag, and foodstuffs bag. Features:YGZD serial Paper-Plastic Printing & Tubing & Bag ... central-sealed tubes for chemical bags, cement bags, or foodstuffs bags. This machine uses coated woven cloth or paper-plastic ... is ideal machine for bag making in chemical, cement and foodstuffs industry. TECHNICAL PARAMETERS YGZD-1300CYGZD-1600CCapacity (pc/min)20~ ...