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          Injection Molding Machine Single Screw


          Technology Index:

          Material 38 CrMoA1A(JIS SACM645)
          42 CrMo(AISI 4140)
          Nitriding Layer Hardness HV≥900
          Nitriding Layer Depth 0.5-0.8mm
          Diameter Φ12-Φ300mm Surface Roughness Ra0.4μm
          L/D Ratio L/D=10-56 Cr-Plating Layer Hardness 850 HV
          Nitriding Fragility Less than grade two Cr-Plating Layer Depth 0.03-0.08mm
          Material: the surface tungsten carbide ultra-sound overall spray can improve the wear resistance of the screw
          Heat-treatment: Vacuumhardening heat treatment process can greatly improve the service life of the three small pieces.
          While emphasize the development and retainment of high performers, we introduce a series of modern facility and continuously improve our quality control system.Adhering to the customer service philosophy, we keep exceeding customers' expectation as our pursuit.

          Copyright 2008,Zhoushan Jianghai Screws Manufacture Co., Ltd. All Rights Reserved.

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