Parallel twin screw and barrel

Material:38CrMoAlA
Nitriding treatment, surface hardness:HV2920
Nitriding layer depth: 0.5-0.8mm
The base material 38CrMoAlA A, screw prong surface adopts double alloy casting welding to effectively improve the life of the screw. Imported alloy steel is used in the easy-to-wear part of the material mouth, after special treatment, it can effectively improve the wear resistance of the barrel and increase the service life.