Rubber Extruder Machine Screw and Barrel

• Size: Customize
• Nitrided Layer Depth: 0.5-0.8mm
• Trademark: ZHONGYANG
• Origin: China

• Material: Nitriding Steel
• Nitrided Hardness: HRC56-58
• Specification: ISO 9001: 2008 approved
• HS Code: 84779000

Rubber Extruder Machine Screw and Barrel

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.
Focus in quality and service.
Experienced manufacturer, we will be the best choice.

Belt Conveyor

Sand Conveyor,Belt Conveyor,Grain Transmit Conveyor,Grain Conveyor Belt

Xinxiang Zhenying Mechanical Equipment Co., Ltd , https://www.beltconveyor.nl