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plastic nozzle tip plastic o ring clips for Asian plastic SM450TSV chenhsong
injection molding machine screw barrel nozzle tip EnGEL 4550/700 Arburg ZHOUSHAN
45 twin double screw barrel for Weber pvc upvc cpvc extruder
Nissei injection machine screw and cylinder/screw nozzle tip
Single screw barrel with venting zone for recycle plastic PE PP PVC ABS plastic granulate Pelletizer