screw tips, screw barrel assembly parts

screw barrel, screw assembly parts, extrusion screw barrel, extruder screw barrel, plastic machinery screw barrel,bimetal screw barrel, bimetallic screw cylinder
Specifications:
Product Name: Screw barrel accessories
Classification: Screw tips, check value, sealing ring, barrel flange, end cap, etc.
Quality: EN41B Nitrided, Bimetallic and Full-hardened for Choice.
Appliance: all kinds of screw barrel for plastic machine
Material: 38CrMoAlA SKD61 SKD11 40Cr 42CrMo high quality alloy steel
Technology: nitriding treatment, alloy coating spraying, heat-treatment
Appliance: PVC, PP, PE, PA, PC, ABS, AS etc
Technical Index (30g-25000g):
Depth of Nitrated Layer: 0.5-0.8mm
Hardness of nitration: 950-1020Hv
Fragility of nitration: Less than grade 1
Surface Hardness of Nitrated Cr coating layer: ≥950Hv
Hardness of Bimetallic Layer: HRC55°-72°
Thickness of Cr-coating Layer: 0.03-0.08mm
Depth of Bimetallic Layer: >2mm

We can manufacture all types extruder screw barrel and injection screw barrel for Haitian, Demag, Engle, Nigro bossi, arburg, NPM, BOY, Husky, Fanuc, billion, Sumitomo Nippon Steel, Toshiba, Nissei, Mitsubishi and etc. We also can supply all types of screw and barrel according to your different requirements.