Specifications

1.High quality 38CrMoAla material
2.Nitration surface treating
3.Size various
4.Short delivery time

Accessories of Screw and Cylinder/ Head of Screw / Injection Screw

  

Specification:

Screw diameter: Φ20mm-Φ220mm

 

Technical Information:

 

 

 

 

Technological Process:

 

Order receiving → Drawing confirmation → Blanking → Thermal refining → Rough Turning → Barrel drilling → Semi Finishing Machining → Bimetallic making → Nitriding treatment →Hard-chrome plating → Grinding → Barrel honing → Polishing → Inspecting → Packing → Shipping 

 

 

 

 

We can supply best quality products and best customer service~!