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          產品名稱:  擠出機螺桿機筒004 

           
             詳細說明:

          Single screw and barrel of extruder machine

          Standards

          Diameter:φ15-φ300

          Ratio of Length to Diameter :1555

           

          Material:

          Alloy-Steel of High-quality

          (1) 38CrMoAlA (JIS SACM645)

          (2) 42CrMo (AISI 4140)      

          (3) 4Cr5MoSiV1 (JIS SKD-61)

           

          Heat-treatment:

          (1)       Nitriding treatment

          (2)       Electroplated hard-chrome

          (3)       High-frequency quenching

          (4)       Spray coating Bimetallic-alloy

          (5)       Vacuum quenching

           

          Main technical specifications::

          Technical: Nitriding treatment, alloy coating spraying, heating treatment, screw fully hardening,

          Hardness After Hardening & Tempering : 240-280 HV

          Nitrided Hardness : 900-1020 HV

          Nitrided Case Depth: 0. 5~0.8mm

          Nitrided Brittleness: Less Than Grade 2

          Surface Roughness: Ra 0.4um/m

          Screw Straightness: 0.015mm/m

          Surface Chromium-Plating''s Hardness After Nitriding:900HV

          Chromium-Plating Depth: 0.05~0.10mm

          Alloy Hardness: HRC50°-65°

          Alloy Depth: 0.8~2.0mm

           

          Screw can be selected from ordinary,gradual,mutational,pinned,shielding,separating and exhausting types.

          The compression ratio of screw can be desingned according to different raw material-s and requirements of clients.


          【關閉窗口】

          電話:86-580-8051984
          傳真:86-580-8051984
          手機:13957208736
          E-mail:sales@china-lucheng.com
           
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