Extruder screw barrel for granulation extruder

Processing Technics
Heat treatment
Quenching
Nitriding treatment
Bimetallic alloy welding for screw
Bimetallic alloy centrifugal casting for barrel
Hard-chrome electroplating

Main Alloy Materials
Ni-based alloy/Deloro alloy
Tungsten carbide/Wolfram carbide
NiCo-based alloy
Fe-based alloy
Co-based alloy

Screw types:Gradual change, chop, barrier, distributary, separate, air exhausting, pin, mixing and etc.
Specification: Dia 20mm-250mm; L/D=15-45

Application:
1. Generally plastic material
2. Pipe/ Profile/ Sheet/Pelletizing
3. WPC, ABS, TPR, TPU, PMMA, C-PVC, UPVC, RPVC, PET, EVA, PU,PE etc

Treatment: Nitrized, Chrome coating, Quenching, Bimetallic