Find Extrusion Screw, Screw Shaft, Screw on Industry Directory, Reliable Manufacturer/Supplier/Factory from China.

Home > Products > Solutions For Plastic Extrusion > Screw shaft for Plastic extrusion apply to PC, POM, TPE, ABS, PS, PE

Screw shaft for Plastic extrusion apply to PC, POM, TPE, ABS, PS, PE

Screw shaft for Plastic extrusion apply to PC, POM, TPE, ABS, PS, PE

    Delivery Time: 25 Days
    Packaging: Wooden Case
    Brand: JINMAO
    Place of Origin: Zhejiang, China (Mainland)

Basic Info

Model No.: Dia15-Dia300mm

Product Description

 Screw shaft for Plastic Extrusion apply to PC, POM, TPE, ABS, PS, PE   Specification: Diameter: Ø15-Ø300 L/D ratio:15-55   We can manufacture all types of screws and barrels according to clients' requirement.  

Base Materials:

1)38CrMoAlA(SACM 645)

2)42CrMo(AISI 4140)





Bimetallic Alloy Materials:

1)Fe-based alloy

2)Ni-based alloy

3)Co-based alloy

4)Tungsten carbide

Processing Technology: 

Heat treatment

High-frequency quenching 

Nitriding treatment

Hard-chrome electroplating 

Bimetallic alloy welding

Technical Parameter:

Nitrided layer depth:0.50-0.80mm

Nitrided hardness: 900-1100HV 

Nitrided brittleness: Less than 2 level

Surface roughness: Ra 0.4

Linearity of screw: 0.015mm

Hard-chrome plating hardness after nitriding: ≥950HV

Chrome-plating layer depth: 0.025~0.10mm 

Bimetallic layer depth: 2 mm

Bimetallic hardness: HRC50-65

Material Used


End Product

Plastic resin in pillet form


Our products advantages

1)High productivity             2)Good plasticizing performance

3)Low energy consumption 4)Wear resistant&Corrosion resistant

5)Long using life                6)Fast production&On time delivery  

7)Best customer service!

  Package:      Operation Flow: Customer Order → Product Design/Customer Drawing → Production Flow Arrangement → Material Procurement → Detecting → Blanking → Detecting → Rough Machining → Detecting → Quenching and Tempering → Detecting → Semi Finishing Machining → Detecting → Nitriding Treatment /Bimetallic Alloy Spraying Treatment → Detecting → Finish Machining → Detecting → Packing and Shipping → After-sale Service    ISO9001:2008 quality certificate:    About JINMAO:    JINMAO is one of the largest manufacturers, which specialized in researching, designing and manufacturing high precise screws, barrels, and other accessories for plastic&rubber processing machine. Our company won the approval of our customers, including many worldfamous companies, and enjoy a high reputation in plastic machinery field, because we offer  customers best solutions, high-quality products, perfect service, also very competitive price.    Our advantages:
1)Best raw materials
2)Good service!
3)On time delivery
4)Reasonable price
5)Guality guarantee   If you are looking for a relaible supplier, you can believe us, we will be your best choice.   Thanks for your visiting. Hope we can be your good friend and do business with your esteemed company.  Welcome to contact us~ Thank you!   Why choose us?Good quality,good price,the most important is good after sale service for you.    

Zhoushan Jinmao Machinery Manufacturing Factory

 Zhoushan Jinmao Machinery Manufacturing Factory is the largest manufacturer in China that specializes in research, design and manufacture of a full series of screws, barrels, assembly parts, applied for various extruding machines and plastic injection molding machines. In addition, we also design and manufacture screws with special alloys and special flight geometry to meet specific customer applications. We not only offer the best possible screws and barrels, but also provide solutions to help customers solve extruding and injection molding problems.

JINMAO'S design engineers have outstanding theoretical background and practical experience, providing optimum designs of screws and barrels for our customers. Our engineers conduct thorough analysis according to customers machine model, production capacity required and resin properties before design. All related parameters that may affect screw performance are designed based on theorem, such as screw type, L/D ratio, flight depth, flight density, helix angle and so on. This outstanding design capability will ensure JINMAO's screws and barrels help customers upgrade product quality and production efficiency.

With more than ten years constant efforts, our factory occupies more than 10,000 M2 and equipped with kinds of advanced CNC processing machines. Furthermore, we have improved our yearly production ability of over 20000 sets screws and barrels. We have passed the ISO 9001:2008 International Quality System, our every production process is under strict inspection to ensure that only high-quality products are delivered to our customers.

Till now, our screws and barrels have been exported to more than 40 countries all over the world. We will make more efforts to be perfect with the development policy of "service, quality, professionality". We will continue to exert our best to provide best products and services to customers. Your satisfaction is our unremitting pursue.

Welcome to JINMAO. The Quality Company.

Company Info

  • Company Name: Zhoushan Jinmao Machinery Manufacturing Factory
  • Representative: tangshanguo
  • Product/Service: Extruder Screw Barrel , Injection Screw Barrel , Rubber Screw Barrel , Twin Screw Barrel , Bimetallic screw barrel , Extruder and production line
  • Capital (Million US $): 3,000,000RMB
  • Year Established: 2003
  • Total Annual Sales Volume (Million US $): US$50 Million - US$100 Million
  • Export Percentage: 11% - 20%
  • Total Annual Purchase Volume (Million US $): US$5 Million - US$10 Million
  • No. of Production Lines: 5
  • No. of R&D Staff: 5 -10 People
  • No. of QC Staff: 5 -10 People
  • OEM Services Provided: no
  • Factory Size (Sq.meters): Below 1,000 square meters
  • Factory Location: No.132,Xingang Road,Jintang Town,Dinghai District,Zhoushan,Zhejiang,China
  • Contact Person: Ms. Linda Tang
  • Tel: 86-580-8050975
Email to this supplier
  • *Subject:
  • To:

  • *Messages:
    Your message must be between 20-8000 characters