The rapid development of takeout has greatly increased the use of plastic lunch boxes, among which plastic soup containers are most common items in the takeout market. In order to ensure food safety, the quality of plastic soup container is very important. What requirements should high-quality plast

PP is a crystalline polymer. Among the commonly used plastics, PP is the lightest with a density of only 0.91g/cm3 (smaller than water).Among the general plastics, PP has the best heat resistance. Its thermal deformation temperature is 80-100℃ and it can be boiled in boiling water.PP has good stress

Whether the disposable plastic lunch boxes purchased on the market are safe or not and whether it is poisonous or not have become problems for many people. So how do you choose a disposable plastic food container that is safe and qualified? What the disposable plastic lunch box carried will be direc