... adjusting,low recoil and fine anti-glue function5. Adopt cast aluminum heater system and forced wind cooling system, even in heater ... (Such as Siemens, Schneider, Fujifilm, Omron, Delixi...) Conical Twin Screw Extruder/Conical Double Screw ExtruderItem NoSJSZ51SJSZ55SJSZ65SJSZ80SJSZ92Screw Diameter (mm )51/10555/11065 ...