1,for PP PS sheet only 2,large output 3,double layer 4,38CrMoAIA alloy steel in both screw and barrel TF660 PS PP Double ... Extrusion Line are suitable to form the sheet of PP and PS,which are the materials for forming cups ,lids, dish, containers and ... :100mmDiameter of Roller:320mmMotor Power:0.7Mpa TF660 Extrusion Line for PP PS sheet