Coperion specializes in compounding and extrusion, feeding and weighing, and bulk material handling. Coperion helped introduce the intermeshing and co-rotating twin screw extruder. Coperion has been in the extrusion business for over 110 years and are an industry leader. Coperion has extrusion equipment you can trust! Find used Coperion compounding and extrusion equipment for sale from PlastiWin.