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

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

(/ )

Supplier Homepage Product Screw barrel for rubber machinery Customize Rubber Screw Barrel Rubber Screws

Customize Rubber Screw Barrel Rubber Screws

FOB Price: US $50 / Piece
Min. Order: 1 Set
Min. Order FOB Price
1 Set US $50/ Piece
Get Latest Price
Production Capacity: 1500 Sets/Month
Transport Package: Wooden Case
Payment Terms: L/C, T/T, Western Union

Request a custom order and have something just for you!

Send Customized Request
Basic Info
  • Model NO.: rubber screw barrel
  • Type: General Rubber Machinery
  • Type of Tire Machinery: Rubber Regeneration Machinery
  • Specification: ISO9001: 2008
  • HS Code: 84779000
  • Certification: ISO
  • Type of General Rubber Machinery: Rubber Extruder
  • Trademark: Zhongyang
  • Origin: Zhoushan
Product Description
Rubber Screw barrel, rubber extrusion screw barrel, plastic machinery screw barrel, pins cylinder for rubber 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.
Type Model Hardness
(HRC)
Wear resistant Corrosion resistant Thickness Application
Glass Fiber
PTA weld ZB1 38CrMoAlA
Ni-base alloy
45-58 Excellent Special excellent 1.5~3mm Under 10%
ZB2 SKD61
Ni-base alloy
45-58 Special excellent Excellent 1.5~3mm Under 15%
Nitriding Nitrided HV more than 800 Good Good 0.25mm /
 
Types of Bimetallic Screw

 
For barrels, there are 4 kinds of bimetallic alloys against all types of wear:
Alloy Type EJS01 Alloy EJS02 Alloy EJS03 Alloy EJS04 Alloy
Wear resistance Very good Good Very good Excellent
Corrosion resistance Good Very good Very good Very good
Alloy components Fe+Ni+Cr+B Ni+Cr+Co+B Ni+Cr+Co+V+B Ni+Cr+Wc+Co+B
Hardness (HRC) 58~64 50~58 55~60 56~62
Temperature area (°C) less than 400 less 450 less than 450 less than 600
Coefficient thermal RT-250°C 11.0 x 10 -6    11.0 x 10 -6 11.5 x 10 -6 11 x 10 -6
Expansion (/°C) RT-400°C 11.4 x  10 -6 11.4 x  10 -6 12.4 x  10 -6 12 x  10 -6
Send your message to this supplier
Avatar
Mr. Dave
*From:
To: Mr. Dave
*Message:

Enter between 20 to 4,000 characters.

This is not what you are looking for? Post a Sourcing Request Now

Find Similar Products By Category