Good day and your inquiry about our screw barrel pls find kaylee(at)tizatech.com , our web is www*tizatech*com .
1 year warrenty for screw barrel (no fee on your expense)
Technical Details
Nitriding Treatment | |||
★ | Nitriding Treatment: 120 Hours, 5 whole days | ||
★ | Depth of Nitrided Layer: 0.5-0.8 mm | ||
★ | Hardness of Nitrided Layer: 900-1020Hv (HRC56°-65°) | ||
★ | Nitriding Brittleness: Less than Grade 1 | ||
Surface Treatments | |||
Hard Chrome Plating/Coating | |||
★ | Thickness of Hard Chrome Plating Layer: 0.05-0.10mm | ||
★ | Hardness of Hard Chrome Plating Layer: ≥950HV | ||
Bimetallic Barrel/Cylinder: Centrifugal Casting (Inlay Alloy) Bimetallic Screw: Plasma Alloy Coating Spraying | |||
★ | Depth of Bimetallic Layer: >2mm | ||
★ | Hardness of Bimetallic Layer: HRC55°-72° | ||
Other Technical Details | |||
★ | Hardness after Hardening & Tempering: HB240-280 | ||
★ | Screw Alignment/ Screw Straightness: 0.015mm | ||
★ | Surface Roughness: Ra0.4 | ||
Plastics Used for Injection
★ | Raw Material: ABS,PA,PC,PE,PBT,PET,PP,PS,EVA,PU,Soft PVC,etc |
★ | Engineering Plastics |
★ | Glass Reinforced Plastics, like PA + 50%GF |
★ | Bakelite Material, BMC,DMC |
★ | Flame-resistant Reinforced Plastics |
★ | Modified Engineering Plastics |
★ | All kinds of Mixed Recycled Material(in Scrap or Granule),etc |
