Gold Member Since 2012
Audited Supplier
Zhejiang Zhongyang Screw Manufacturing Co., Ltd.

Screw for Rubber Machine, Screw, Screw and Barrel for Rubber Machine manufacturer / supplier in China, offering Feed Screw for Rubber Extrusion Machinery, Twin Co-Rotating Screw Elements Tin Screw Barrel, Twin Parallel Screw Barrel Double Screw Barrel PVC Granule Profile/Pellets and so on.

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Supplier Homepage Product Screw barrel for rubber machinery Feed Screw for Rubber Extrusion Machinery

Feed Screw for Rubber Extrusion Machinery

FOB Price: Get Latest Price
Min. Order: 1 Set
Production Capacity: 100 Sets/Month
Transport Package: Film Wrapped in Wooden Case
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Model NO.: Dia 75-200mm Dia 30-300mm
  • Customized: Customized
  • Type of General Rubber Machinery: Rubber Extruder
  • Voltage: 220V
  • Screw Barrel: Feed Screw for Rubber Extrusion Machinery
  • Nitrided Hardness: 900-1000hv
  • Surface Roughness: Ra0.4
  • Specification: ISO9001: 2008
  • HS Code: 84779000
  • Certification: ISO
  • Type: General Rubber Machinery
  • Type of Tire Machinery: Rubber Regeneration Machinery
  • Warranty: 1 Year
  • Nitrided Layer Depth: 0.5-0.8mm
  • Nitrided Brittleness: Less Than Grade 1
  • Trademark: Zhongyang
  • Origin: Zhejiang of China
Product Description
Feed screw for rubber extrusion machinery

Specification:
Diameter of pin screw and barrel: Φ 75mm-Φ 200mm
Diameter of cold feed or hot feed screw and barrel: Φ 30mm-Φ 300 mm
L/D ratio: 12-18

Technical Information

Base Materials:
1)38CrMoAlA(JIS SACM645)
2)42CrMo(AISI 4140)
3)4Cr5MoSi V1 (JIS SKD-61)
4)9Cr18MOV
5)HPT

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

Our advantages:
1)Excellent raw materials
2)Good customer service
3)Rapid delivery
4)Reasonable price
5)Production quickly

Experienced manufacture, we will be the best choice.
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