PET rod is a kind of plastic product with a wide range of applications, it is a mixture of polyvinyl alcohol (PVA) and polyester (PET). PET rods have a variety of characteristics, including high temperature resistance, chemical stability, high strength and rigidity.
PET rods are widely used in food packaging, cosmetic packaging, medical equipment, electrical equipment, auto parts and other industries. Compared with traditional plastic products such as PVC and ABS, PET rods are more environmentally friendly and recyclable, which is in line with the trend of development of The Times.
The production process of PET rod is mainly divided into extrusion method and injection molding method. Extrusion method is the PET material through melting, extrusion, cooling and other processes to obtain rod-like products. The injection molding principle is to heat and melt PET powder into a mold by high pressure injection. Each of the two processes has its own advantages and disadvantages. Choosing the appropriate production process can improve the quality and production efficiency of the product.