Nanoscale diamond alloy surface coating has a good chemical stability, thermal conductivity, thermal stability and wear resistance, which effectively solves the key technical problems such as the die surface coating adhesive force, uniform coating and surface finish, theoretically reach the effect of non-wear of the flow channel •plating thickness range: 0.01- 0.03 mm •hardness : HV900-1000 P W •wear resistance is three times more than hard chromium plating •die lip angle : R0.02 mm •Using no influence when the environment temperature less than 350℃Air Jordans