For good plasticizing effect, we have different design of screw barrel to meet customer's demand.
Base Raw Material for screw :38CrMoAlA, A grade, Special alloy is welded on the screw arris, prolong life of the screw
Base Raw Material for barrel: 38CrMoAlA, A grade, easy wearing parts of barrel made from anti-wear alloy, can be improved abrasion performance.
Nitriding treatment, surface hardness:HV≥900
Nitriding depth:0.5-0.8mm
scope of application: PVC+WOOD; PE+WOOD; Super high molecular sheet, 1/2 high calcium plate, 50-400high calcium pipe, 50-300 high calcium profile, soft PVC sheet, XPS-PVC etc; PP.PE.ABS.PVC.pelletzing, pipe, profile, sheet, etc.
| Raw Material | The Finished Product Processing Requirments |
| 38CrMoAlA, SACM645 | Nitriding Treatment |
| Cr12MoV,Cr12 | Alloy Steel, High Frequency Hardening |
| 38CrMoAlA, SACM645, 40Cr, AISI4140, 42CrMo | Bimetallic of the inner hole centrifugal casting |
| GHII3 | nature hard after high temperature |
Bimetallic Conical Twin Screw&Barrel for Profile(WPC) Extrusion
