... .Single Screw And Barrel conical twin screw and barrel for pp sheet extruder Ruian Yumin machine screw co.,ltd ... Yumin machine screw factory has worked in this field for 22 years and has become the main supplier of ... /75, 45/90, 45/100, 50/105, 55/110, 60/125, 80/143, 80/156, 92/188, 95/188 Material ... alloy plating: 0.03-0.08mmDepth of alloy layer:>2mmUsed for granulation,PP, PE, PA, PC, ABS,AS etcWe can ...