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Zhejiang Zhongyang Screw Manufacturing Co., Ltd.

Tips of Injection Screw, Screw Barrel, Plastic Machine manufacturer / supplier in China, offering Bimetallic Screw Barrel Tin Screw Tips for Injection Molding, Single Screw Barrel Film Blowing Extrusion Screw Barrel, Conical Double Screw Barrel Twin Conical Screw Barrel and so on.

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Supplier Homepage Product Single screw and barrel for injection molding machine Bimetallic Screw Barrel Tin Screw Tips for Injection Molding

Bimetallic Screw Barrel Tin Screw Tips for Injection Molding

FOB Price: US $100 / Set
Min. Order: 1 Set
Min. Order FOB Price
1 Set US $100/ Set
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Production Capacity: 200 Sets/Month
Transport Package: Slushing Oil Coated& Film Wrapped in Wooden Case
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Model NO.: bimetallic screw barrel
  • Structure: Horizontal
  • Automation: Automatic
  • Screw Barrel: Bimetallic Single Screw for Injection Molding
  • Nitrided Hardness: 950-1050hv
  • Surface Roughness: Ra0.4
  • Trademark: ZHONGYANG
  • Origin: China(Mainland) Zhejiang
  • Type: Injection Blow Molding
  • Plastic Type: Thermoplastic
  • Computerized: Computerized
  • Nitrided Layer Depth: 0.5-0.8mm
  • Nitrided Brittleness: Less Than Grade 1
  • Linearity of Screw: 0.015mm
  • Specification: ISO9001: 2008 approved
  • HS Code: 84779000
Product Description
Bimetallic Screw Barrel for Injection Molding Machine, injection screw barrel, bimetallic screw barrel, Injection screw tips

Specification:
Screw diameter: Φ 20mm-Φ 220mm
Maximal length: 8000mm
Barrel diameter: Φ 20mm-Φ 220mm
Maximal length: 4000mm

Different bimetallic alloys are available for different raw materials.

Base Materials:
(1)38CrMoAlA(JIS SACM645)
(2)42CrMo(AISI 4140)
(3)9Cr18MOV

Mould clamping force: 250T-3200T
Shot weight: 30G-30000G

Bimetallic alloy materials:
1)Fe-based alloy
2)Ni-based alloy/Deloro alloy
3)Co-based alloy
4)NiCo-based alloy
5)Tungsten carbide/Wolfram carbide

Technics:
Heat treatment
High-frequency quenching
Nitriding treatment
Hard-chrome electroplating
Bimetallic alloy welding
Bimetallic alloy centrifugal casting

Technical parameter:
Nitrided layer depth: 0.5-0.8mm
Nitrided hardness: 900-1000HV
Nitrided brittleness: Less than grade 1
Surface roughness: Ra0.4
Linearity of screw: 0.015mm
Hard-chrome plating hardness after nitriding: >=950HV
Chrome-plating layer depth: 0.025-0.085mm
Bimetallic layer depth: 3mm

Warranty and service: 1 year

Experienced manufacture, we will be the best choice.
 
Technical Parameter For Extruder Machine
Base Material1)38CrMoAlA(JIS SACM645);2)Cr12MOV(JIS SKD-11) ;
3)4Cr5MoSiV1(JIS SKD-61) ;4)42CrMo(AISI 4140) 
Bimetallic Alloy Materials1)Fe-based alloy  2)Ni-based alloy/Deloro alloy 
3)Co-based alloy  4)NiCo-based alloy 
5)Tungsten carbide/Wolfram carbide 
Double-alloy levelLevel A - containing Tungsten of 40%
Level B - containing tungsten of 25%
Level C - containing tungsten of 9.5%
Surface  TreatmentHeat Treatment
High Frequency Treatment
Nitriding treatment(120 Hours):
Depth of Nitrided Layer: 0.5-0.8 mm
Hardness of Nitrided Layer: 900-1020Hv (HRC56°-65°)
Hard Chrome Plating treatment:
Thickness of Hard Chrome Plating Layer: 0.05-0.10mm
Hardness of Hard Chrome Plating Layer:  ≥ 950HV
Nickel alloy plating.treatment:
Bimetallic Barrel/Cylinder: Centrifugal Casting (Inlay Alloy)
Bimetallic Screw: Plasma Alloy Coating Spraying
Depth of Bimetallic Layer: >2mm
Hardness of Bimetallic Layer: HRC55°-72°
Spraying corrosion wear-resisting dual metal layers
Basic informationRoughness of the surface:Ra0.4um
Linearity of the screw:  ≤ 0.015mm
Linear axis limit:  ≤ 0.02mm
Hardness after Hardening & Tempering: HB240-280
Fragility of Nitration: ≤ Two class
Material Application1)General Plastics
2)ABS,PA,PC,PE,PET,PP,PS,EVA,PU,PVC,U-PVC,etc
3)PA + GF(Glass Fiber)
4)Flame-resistant Reinforced Plastics
5)Modified Engineering Plastics
6)All kinds of Mixed Recycled Material(in Scrap or Granule), PVC + 30% CaCo3, etc
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