Screw and Barrel Rubber Screw for Rubber Machinery

Name: Screw and Barrel Rubber Screw for Rubber Machinery
Brand: Zhejiang Zhongyang Screw Manufacturing Co., Ltd.
SKU: Tradewheel_2435429
Availability: InStock

FOB Price 1 - 50 USD / pieces

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Quick Details (View All)

Model NO.	ZYSCREW	Condition	New
Customized	Customized	Automatic Grade	Automatic
Structure	Horizontal	Certificate	ISO9001
Size	Customize	Linearity of Screw	0.015mm
Surface Roughness	Ra0.4	Bimetallic Layer Depth	3mm
Type of Tire Machinery	Rubber Regeneration Machinery	Voltage	220V
Type of General Rubber Machinery	Rubber Extruder	Type	General Rubber Machinery
Transport Package	Film Wrapped in Wooden Case	Specification	ISO9001: 2008
Trademark	Zhongyang	Origin	Zhejiang of China
HS Code	84779000	Production Capacity	100 Sets/Month

Product Details

Product Description

Barrel for Rubber Machine

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.