Cylinder casting process:
Adopt centrifugal casting alloy
Types:
Wc - 10 Tungsten carbide alloy /GradeA /GradeB
Characteristic:
High hardness/High wearing & Corrosion resistance/High temperature resistance
Hardness index:
Wc - 10 Tungsten carbide alloy:HRC60-65;Grade A screw:HRC60 - 65; Grade B screw:HRC58 - 62;
screw material:
Wc - 10:Tungsten carbide alloy;Grade A screw:SKD61/DIN1.8519,1.8550, with hardening &Nitriding; Grade B screw:38CrMoAla,Spraying Ni -based alloy powder on the flight of the screw;
Apply to:
PVC with High calcium,Pipe,Profile,WPC etc.
Our company has not only got the remarkable achievement on the production of normal bimetallic screw and barrel,also we have deeply researched on the barrel and screw for the special engineering plastic,for now much of engineering plastics add the calcium,kaolin,red clay, silica or add Glass fiber, carbon fiber, boro…