What is the plastic bag making process?

What is the plastic bag making process? Many people may wonder how the plastic bags, plastic bags made of production process is? In simple terms, plastic bags from the particle material being blown film machine into membrane materials, then after printing and then bag making. Roughly the flow chart is as follows: plastic particles & rarr; Plastic film & rarr; Printed plastic film & rarr; The finished bag we detailed descriptions below the details of the plastic bag making process & ndash; Plastic particles is how to become a custom of plastic bags. The details of the plastic bag making process plastic grain is what? How to become a plastic film? Plastic byproducts of the grain is refined into petrol, usually high polymer material, is the most commonly used PP PE polyethylene and polypropylene. The plastic grain is how to become a plastic film? Will first after mixing plastic particles and some plastic additives to join the blown film machine, blown film machine, plastic particles through melt into liquid, and then through the extruder extrusion, and then the blower will awaken cooling liquid plastic into a cylinder, and then through the leg vise will squeeze out the air in the cylinder, made from plastic bucket. Plastic film production process: 2 bags is how to print? How bag? Some people may think plastic bag is first made bag printing again, it is not the case. Plastic bags are plastic film printing well before first bags of bag making process. So how plastic bag printing? Printing machine version by tiny pits on the roll to ink and then printed on the plastic film, after rapid drying oven air duct, let the ink won't rub off, ink adhesion depends on when blown film process for thin film on the surface of a layer of electronic, if not on the electronic might rub off. On the plastic film printing, can the bag bag making machine, bag making machine by punching machine, eagerly knife or cold knife cut plastic film into small plastic bags. Plastic bag making process: ENDPE/PO/PP/PVC/CPE/PPE/OPP/EVA