Specifications
PX-45/2~150/2
Lenght/Diameter Ratio:L/D=18~25
The compression ratio of the screw can be designed according to different raw materials and products.
Use for PVC,PP,PE

Materials:

 Alloy-steel of high quality

1) 38CrMoAlA(JIS SACM645)

2)  9Cr18MoV

Nitrided Hardness: HV 900-1000
Nitrided Case Depth: 0.50mm-0.80mm
Alloy hardness: HRC50-65
Alloy depth: 0.8mm-2.0mm 
Advanced nitriding process
Corrosion&Abrasion resistance bimetal spraying proces