• <acronym id="qitdd"><label id="qitdd"><xmp id="qitdd"></xmp></label></acronym>

    1. <td id="qitdd"><ruby id="qitdd"></ruby></td>
      <acronym id="qitdd"></acronym>
      <table id="qitdd"></table>

    2. Parallel twin screw

      Home > Product > Parallel twin screw >

      Parallel twin screw

      Parallel twin screw

      • Specifications:
         
        Screw diameter: Φ 45mm - Φ 200mm
         
        Aspect ratio: 16-35
         
        Screw compression ratio can be designed according to different products and different formulations
         
         
         
        Substrate material:
         
        1)38CrMoAlA(JIS SACM645)
         
        2)42CrMo(AISI 4140)
         
        3)4Cr5MoSi V1 (JIS SKD-61)
         
         
         
        Treatment process:
         
        heat treatment
         
        Nitriding treatment
         
         
         
        Technical parameters:
         
        Nitriding depth: 0.50mm-0.80mm
         
        Nitriding hardness: 900-1000hv
         
        Nitriding brittleness: < = grade 1
         
        Surface roughness: RA 0.4
         
        Screw straightness: 0.015mm
      成人国产三级视频电影,精品国产高清a毛片无毒不卡,国产成人AAAAA级毛片,成人亚洲A片V一区二区三区网址
    3. <acronym id="qitdd"><label id="qitdd"><xmp id="qitdd"></xmp></label></acronym>

      1. <td id="qitdd"><ruby id="qitdd"></ruby></td>
        <acronym id="qitdd"></acronym>
        <table id="qitdd"></table>