SJSZ Conical twin screw extruder 1.Extruding capacity from 100~600kg/h. 2.usd for extruding pipe,profile,film,sheet,etc. 3.CE SJSZ conical twin screw extruder1.SJSZ series extruder is composed of barrel and screw,gear box,measurabe feeding systerm,heating and cooling cotrol system. 2.It is main used for plasticizing,extruding and forming of PVC pipe,profile,sheet,film. Also the best option of the ...