singmono screw extruder 1.be used to produce sheet,board,profile,pipe ... pvc,pet,pet.. 2.economical prices. 3.high output. single screw extruderMain Technical ParameterModelScrew diameter (mm)L/D RatioMain motor (KW ... ,such as Schneider, Yaskawa, Simens,Omron, ABS, etc...---Material of screw and barrel: 38CrMoAlA Azotizing on surface 0.40.7mm Rigidity ...