China Werber Parallel Twin Screw and Barrel for PVC Pipe Extrusion, Find details about China Twin Screw Barrel, Parallel Twin Screw Barrel from Werber Parallel Twin Screw and Barrel for PVC Pipe Extrusion
Product Name | Parallel twin screw cylinder for BATTENFELD |
Base Material (steel) | 38 CrMoAlA(JIS SACM645); 42 CrMo(AISI 4140); Cr12MoV(JIS SKD-11); 4Cr5MoSiV1(JIS SKD-61) |
Process ( hot treatment) | Nitriding treatment 72 hours Bimetallic treatment |
Hardness after hardening and tempering | HB260-320 |
Nitrided Hardness | HV900-1000 |
Nitrided Case Depth | 0.5 - 0.8 mm |
Nitrided Brittleness | Less than Grade 2 |
Surface Roughness | Ra 0.4 |
Screw Straightness | 0.015 mm |
Bimetallic Hardness | HRC 53-65 |
Bimetallic Depth | 0.8-2.0mm for screw ; 1~3mm for barrel |
Chromium plating Depth | 0.05~0.10mm |
Hardess of surface chromium-plating after Nitriding | HV≥950HV |
Scope of application:
WPC PVC. WPC PE, Super high molecular sheet, 1/2 high Calcium buckle, 50-400 high Calcium pipe, 50-300 high Calcium Profile, soft PVC
Sheet, XPS- PVC etc.
PP, PE, ABS, PVC, raw material, pelletzing , pipe, profile, sheet etc.