Thermoforming rectangle cosmetic plastic blister tray

Thermoforming rectangle cosmetic Plastic Blister Tray 1.Material description - Blister Tray PS - This material is relatively soft ,it's often used for white and black blister tray ,with poor toughness and easy tearing ,so generally we used this material in Plastic Cosmetic Tray . PP-Food grade material ,cold resistance and heat resistance ,when we make the food Blister Insert Tray ,we will use PET and PP material ,but PP is more expensive than PET. Generally we will...