Plastic Roll Extruder
The plastic roll extruder is used to produce plastic sheet or rolls. The material can be PP,PS and PE. The sheet can be used in thermoforming machine to produce disposable plastic cups, lids, trays, boxes, etc..
The common production methods of plastic roll extruder are calendering, the other is extrusion, used to produce PS, PP, PE HIPS and other sheets. The sheets mentioned in this paper mainly refer to the sheets used for thermoforming packaging products manufactured by the process of "extruder-T head-three roll calender-coiling".