The plastic film extruder(blown film machine,extrusion machine)adopts unique screw and attaches different dies,so has high outpu Product pattern:SJ90X32-FMS2200,SJ65X28-FMS1600,SJ65X28-FMS1400Characteristics:The plastic film extruder(blown film machine,extrusion machine):1)Unique screw is made of high quality alloy steel,nitrided and manufactured by precising machine,so it provides high ...