Suction molding machine is also called thermoplastic molding machine. The process of this kind of molding equipment is mainly to use the vacuum suction generated by the vacuum pump to heat and soften PVC, pet, PETG, APTT, PP, PE, PS and other thermoplastic plastic sheets through the mold to form various shapes of vacuum cover, or stick to the surface of various shapes of products. Blister according to the thickness of the sheet is divided into thin sheet Blister and thick sheet Blister.