... 2 year guarantee supply more machine sheet extruder machineZHP-670S Series plastic sheet extruderthree layer sheet extruder can making the PP,PS ... ,PE,HIPS. USE:ZHP-670S three layer plastic sheet extruding machine was designed and make by absorbing & digesting ... at home and abroad.It is mainly used to produce plastic sheet of PP,PS,PE,HIPS,they are the materials ...