52 visiting now: 14 France France flag 11 USA USA flag 10 China China flag 7 Russia Russia flag 7 UK UK flag 2 Germany Germany flag 1 Netherlands Netherlands flag

Highlighted Companies

  • Foodex (Egypt): Our main field is cultivation and packing fresh and frozen fruits and most of agriculture products and... http://www.foodex-eg.com/index.php


  • Screw For Rubber Machine - China

    price: contact company for price

    Product Specification and technical data
    inner Diameter:Ø45-Ø300
    L/D=8~20
    Hardness of quenching and tempering:HB240°~280°
    Hardness of nitration:HV850°~1000°
    Depth of Nitrated Layer:0.45~0.7mm
    Fragility of nitration:≤ Grade 2
    Surface roughness:Ra0.4
    straightness:0.015mm
    Hardness of Cr-coating Layer:HV≥900HV
    Nitrided layer thickness:0.05~0.10mm
    Thickness of Cr-coated Layer:0.8~2.0mm
    Hardness of bimetallic:HRC56°~65°(Ni-based alloy)

    Material :quality alloy steel
    ① 38CrMoALA(JIS SACM645)
    ② 42CMo(JIS SCM440)
    ③ 9Cr18MoV
    ④ CW6Mo5Cr4V2
    Heat-treatment:
    Nitriding treatment
    Electroplated hard-chrome finish
    High-frequency quenching
    Spray coating Bimetallic-alloy
    vacuum quenching

    1) high temperature, high temperature deformation;
    2) wear resistance, long life;
    3) resistant to corrosion, corrosive materials;
    4) high intensity, which can withstand high torque, high speed;
    5) has a good machinability;
    6) The residual stress after heat treatment, thermal deformation and so on.


    Company Contact:


    • Phone: +8657489075950

    • Address: NO.16 XINGHAI SOUTH RD, HI-TECH ZONE, Ningbo, Zhejiang, China

    • Email: Email


    Published date: August 11, 2016 -

    • Business Description: Ningbo Superior Machinery Co.,Ltd was founded in 1992,which is one of the earliest manufacturers of screw and barrel for plastic processing machine in China. We are aiming at serving small-scale corporations during our early business period and we have served more than 1000 small or middle-scale corporations producing various kinds of plastic products so far. This fact has lead to an extensive accumulation of technological”know how”and experience for us.

    Related listings



    • Pvc Wall Panel And Ceiling Making Machine
      Pvc Wall Panel And Ceiling Making Machine
      Plastic Working Machinery - Qingdao Tongsan Plastic Machinery Co.,ltd - China - July 25, 2017 - 40000.00 Dollar US$

      WPC PVC wall panel production line produce the integrated wall panel, it’s for fast installation, widely used in home decoration, the surface can coating different color and pattern, easy to produce and change the extrusion mold can produce different...

    • Pvc Plastic Coil Mat Extrusion Line
      Pvc Plastic Coil Mat Extrusion Line
      Plastic Working Machinery - Qindao Zhuoya Machinery - China - July 5, 2017 - 150000.00 Dollar US$

      Silk spray mat equipment research and development of new mechanical products of the company for me, main production PVC silk spray foot pad, also known as the polyster rug.Products are mainly used in automobile decoration cushion, restaurant, hotel a...

    • Upvc Window And Door Profile Extrusion Machine
      Upvc Window And Door Profile Extrusion Machine
      Plastic Working Machinery - Qingdao Tongsan Plastic Machinery Co.,ltd - China - June 30, 2017 - 40000.00 Dollar US$

      This PVC profile extrusion line is specializing in producing PVC plastic profiles including windows and doors, decorative plates, foam profile etc.By absorbing advanced technology from abroad, our company developed the large plastic profile extrusion...



    Safe Trade Tips

    • Ask for business references and check them
    • Use a payment method that offers better protection for all such as Letters of credit and verified professional escrow services. Avoid payments in advance such as money transfers
    • Verify their business via their local Chamber of Commerce
    • Search the internet using their website address, their business name, their phone and fax numbers, and their email addresses to see if you can find any feedback about them.
    • Get to know more about scams to avoid: Internet Crime Complaint Center - International Financial Scams
    • This site is never involved in any transaction, and does not handle payments, shipping, guarantee transactions, provide escrow services, or offer "buyer protection" or "seller certification"