According to the staff of the plastic bag manufacturers, according to their different characteristics and production materials, plastic bags can be divided into PE bag, PVC bag, OPP bag, now to for each of these kinds of plastic bags do a simple introduction.
PE plastic bags
PE material is called a polyethylene bag, it has good chemical stability, application is very extensive. PE bag can be divided into two kinds of high density and low density. High density high cost, the price is more expensive, and more good performance. The transparency of low density is that we often see poor products. The supermarket a better quality of paid use of plastic bags commonly used high density PE bag.
PVC bag is one of the plastic bags in common, is to use made of PVC film, has good flexibility and high transparency, is widely applied in the field of bag making, many enterprises choose to use PVC bag to improve product quality.
OPP bags
OPP bag of material is also called directional polypropylene, high transparency, quality is crisp, the OPP monolithic folded after lateral sealing side and in mouth tongue stick adhesive stickers, facilitate packing is used, in the clothing, food, stationery paper products such as packaging has extensive use. Also can according to need I couldn't get through the shape of the hole and the pattern printing impassability.
Of course, the family of plastic bags is very large, in addition to the above introduced several other kinds.
PVC plastic bags