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Accessories of Screw and Cylinder/ Head of Screw / Injection Screw

  • Type: Injection Blow Molding
  • Computerized: Computerized
  • Nitrided Layer Depth: 0.5-0.8mm
  • Nitrided Brittleness: Less Than Grade 1
  • Linearity of Screw: 0.015mm
  • Specification: ISO9001: 2008
  • HS Code: 84779000
  • Automation: Automatic
  • Screw Barrel: Accessories of Screw and Cylinder/ Head of Screw /
  • Nitrided Hardness: 900-1000hv
  • Surface Roughness: Ra0.4
  • Trademark: Zhongyang
  • Origin: China(Mainland) Zhejiang
Accessories of screw and barrel/head of screw / Injection Screw
Specification:
Screw diameter: Φ 20mm-Φ 220mm
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.

Machining Parts are widely used in many industries. Material selection is very important for a project to satisfy the specific application in economical and functional way.

Allytech can work with a wide assortment of material types. We have experience machining include Aluminum, Brass, Bronze, Copper, Stainless Steel, Carbon Steel, Steel Alloys , Plastics, and other materials. We also provide machining service as secondary process from extrusion, die casting, forming, investment casting etc. We are eager to work with you to OEM high quality products with the materials that you need.

Brass Machining Parts

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Ningbo Allytech Imp. & Exp. Co., Ltd. , http://www.allytechchina.com