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Rubber Screw Barrel Rubber Screw Cylinder

Basic Info

Model No.:  Rubber screw barrel

Product Description

Model NO.: Rubber Screw Barrel Type: General Rubber Machinery Type of Tire Machinery: Rubber Regeneration Machinery Trademark: Zhongyang Origin: Zhoushan, China Certification: ISO Type of General Rubber Machinery: Rubber Extruder Size: Customize Specification: ISO9001: 2008 approved HS Code: 84779000 Rubber Machine Screw Barrel, cold/hot feeding rubber screw, rubber Extrusion Screw Barrel, Plastic Machinery screw barrel, plastic machinery components

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)

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

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.
Product Cool feeding /hot feeding rubber screw barrel
Hardness after hardening and tempering HB260°~320°
  Nitrided Hardness   HV950°~1000°
  Nitrided Depth   0.50~0.7mm
  Nitrided Brittleness   above 2 stage
  Surface Roughness   Ra0.4
  Screw straightness   0.015mm
  Hardess of surface chromium-plating after Nitriding   HV≥950HV
  Chromium-plating Depth   0.05~0.10mm
  ALLoy Depth   0.8~2.0mm
  Alloy hardness   HRC56°~65°
  Alloy   iron,nickel,tungsten,molybdenum
  Types of screw   Gradual type,mutant type,wave type,barrier type,double screen type,shunt type,separation type,exhaust type,pin type,mixed type,double-head type,three-head type,multi head type etc.

Contact us if you need more details on Screw for Rubber Machinery. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Rubber Screw、Screw Barrel for Rubber Machine. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : Screw Barrel For Rubber Machinery

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