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Quick Details

  • Condition: New
  • Application: Film, General plastic, PP, PE, ABS, AS, PS etc.
  • Plastic Processed: PE
  • Blow Moulding Type: Injection Blow Moulding
  • Automatic: Yes
  • Place of Origin: Zhejiang, China (Mainland)
  • Brand Name: Five Star
  • Model Number: injection machine screw and barrel
  • Hardness after hardening and tempering: HB260-290
  • Depth of nitriding: 0.55-0.85mm
  • Hardness of nitriding: HV 950-1020
  • Fragility of nitriding: Less than grade 2
  • Depth of bimetallic layer: 2.0-3.0mm
  • Hardness of bimetallic: HRC59-65
  • Depth of chrome plating: 0.02-0.15mm
  • Roughness of the surface: Ra 0.4um
  • Linearity of screw and barrel: 0.015mm/m

Packaging & Delivery

Packaging Details 1.packed in film
2.oil the products
3.packed in wooden case
Delivery Time 20-35 days after order confirmed


injection molding machine screw barrel

 Material and Heat Treatment


Heat Treatment

1) 38CrMoALA(JIS SACM645)

Nitriding treatment

2) 42CrMo (JIS SCM440)

Chrome plating

3) 9Cr18MoV

High speed quenching

4) CW6Mo5Cr4V2

Vacuum hardening

5) SKD61

Corrosion & Abrasion resistance bimetallic alloy coating

injection molding machine screw barrel Technical Parameter

Hardness after hardening and tempering


Depth of nitriding


Hardness of nitriding

HV 950-1020

Fragility of nitriding

Less than grade 2

Depth of bimetallic layer


Hardness of bimetallic


Depth of chrome plating


Roughness of the surface

Ra 0.4um

Linearity of screw and barrel



General plastic, PP, PE, ABS, AS, PS etc.


injection molding machine screw barrel size:

The mold clamping force: 60KN-32000KN

The injection capacity8-52000g 

Screw diameter: Ø15-300

Length/Diameter: 15-45

Screw type: Special screw for PVC, PC, Mixing screw, General purpose screw, etc.





Zhoushan Five-star Machinery Manufacturing CO., LTD is located in Jintang town of Zhoushan City. 


The town, which is named as Screws And Barrels Town in China, has excellent geographical location. It is in the north of Ningbo, in the south of Shanghai. After more than 20 years development, our company has been a famous high-quality screws and barrels supplier and pioneer in China. Five-star” brand is awarded as China Famous Best-seller brand” for screw and barrel by China Brand and Marketing Strategy Promotion Committee.



  injection molding machine screw barrel



----High quality material.


   The material is from Baosteel in China, HITACHI in Japan and other materials from Germany.


----New advanced machines.


   3 coordinate CNC deep hole drilling machine, CNC milling machines, boring machines, other machines are equipped. 


----Heat treatments.


   Hardening, tempering, surface nitriding, chrome plating, high-frequency quenching, vacuum hardening, welding bimetallic powder etc. are available.


----Experienced engineers and technicians.


   We have a professional technical team, who always support you.




Quality Control


----We are quality control ISO9001:2000 certified company. 


With experienced inspectors and advanced testing tools and equipments, our products can meet Germany/ international standard.






One year warranty is offered to customers. And experienced engineer team can offer good technical support.






We are a authorized factory to import and export goods by the government. We have export the goods to Germany, Turkey, Malaysia, etc.. 


----With capacity 2000 sets per year, we can make quick delivery.


----Customers’ drawings are welcomed. And we can also design the drawings according to customers’ requirements.


----We can offer products with “ Five-star” brand. And OEM business is welcomed.



Contact Us for  injection molding machine screw barrel Quotation or Support:




To make you an accurate quote, we need your kindly support to provide drawings, quantity, material, heat treatment requirements, destination, etc.




1.Please send us meassage online now.


2.Please contact us by E-mail.





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China (Mainland) | Manufacturer, Trading Company
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11 Transactions 10,000+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
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Supplier's Trade Assurance Limit: US $31,000
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