38CrMoAlA Nitrided Screw and Barrel for Rubber Machine

December 26, 2018

  • Model NO.: rubber screw barrel
  • Trademark: Zhongyang
  • HS Code: 84779000
  • Screw Barrel: 38crmoala Nitrided Screw and Barrel for Rubber Mac
  • Origin: Zhejiang of China
Screw barrel, rubber screw barrel, extrusion screw barrel, 38CrMoAlA Nitrided Screw and Barrel 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.

38CrMoAlA Nitrided Screw and Barrel for Rubber Machine
38CrMoAlA Nitrided Screw and Barrel for Rubber Machine
38CrMoAlA Nitrided Screw and Barrel for Rubber Machine


3 point Tractor twoable Backhoe loader usage.


1). used for ditching in farms and grazing lands, digging pool, cleaning waterways as well as assistant excavating work in construction and building roads.

2). Tractor Backhoe used Hydraulic transmission is used, featured with compact structure, flexibility, convenient operation and quick mounting and dismounting. It uses hydraulic oil commonly with tractor. The hydraulic elements are standardized, convenient for operation.

3). 3 point hitch Backhoe loader used To better accomplish different kinds of work, bucket of different sizes can be selected and mounted on it.

4) Quick attach 20-140HP tractor by 3-point link, PTO drive, with Hydraulic pump, Oil tank

Mini tractor Backhoe loader Bucket width is available 0.2~1.4m ( can be customer zed)


LW Backhoe

Tractor Mounted Lw-6 Backhoe, Tractor Mounted Lw-7 Backhoe, Tractor Mounted Lw-8 Backhoe, Tractor Mounted Lw-12 Backhoe

Weifang Hightor Import and Export Co., Ltd. , http://www.hightor-machinery.com