one: Blister machine, also known as thermoplastic molding machine, is a machine that absorbs heat-plasticized PVC, PE, PP, PET, HIPS and other thermoplastic rolls into various shapes of advanced packaging boxes, frames and other products. By using the vacuum suction generated by the vacuum pump, the thermoplastic plastic sheets such as PVC and PET after heating and softening are blistered into various shapes of vacuum covers, blister trays, blister shells, etc. through a mold.