SZ50,SZ60,SJZ45 PVC Pipe Twin Screw ,Single Screw Extrders,Dual Pipe Extrusion Line,With Simens PLC Controller SZ50, ... screw rod (r/min)1-321-34.41-381-32.9Power of the main engine (kw)153755/75110Heating power of the barrel ... (kw)7.9243645Productivity, output (kg/h)50-15080-250100-400200-800Center height of the machine (mm)1000100010001100