Single-screw

The screw and barrel for Single-screw extrude machine

Details

Material: Alloy-Steel of High-Quality    Heat-treatment
           1) 38CrMoAlA(JIS SACM645)     Nitriding treatment
           2) 42CrMo(AISI 4140)          Electroplated hard-chrome
                                         High-frequency quenching
                                         Spray coating Bimetallic-alloy
                                         Vacuum quenching