Zhejiang, China
Business Type:
Manufacturer/Factory & Trading Company
Number of Employees:
Year of Establishment:
OEM/ODM Service

Single Screw Barrel, Screw Barrel, Screw Barrel for Plastic manufacturer / supplier in China, offering Single Screw Barrel for Plastic Extrusion Machinery, Plastic PP Regenerative Pelletizer, High Quality Gearbox for Extruder Machine and so on.

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Supplier Homepage Products Screw And Barrel Single Screw Barrel for Plastic Extrusion Machinery

Single Screw Barrel for Plastic Extrusion Machinery

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Min. Order / Reference FOB Price
1 Piece US $100-10,000/ Set
Production Capacity: 1000/Month
Transport Package: Wood Box
Payment Terms: T/T, Western Union
Material Processed: Film
Plastic Type: PE
Screw: Single-Screw
Automation: Automation
Computerized: Computerized
Certification: CE

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Basic Info

Model NO.: PB-EM
Tempering Hardness: 240-280hv
Depth of Nitrogen Layer: 0.6-0.8mm
Hardness of Nitrogen Treatment: 900-1100hv
Roughness of The Surface: Ra0.4um
Straightness of Screw: 0.015mm
Brand Name: Pym
Place of Origin: Zhejiang China
Hardness of Alloy: HRC62-72
Warranty: Nomally 1 Year
Quality Control: Test Before Delivery
Trademark: yumin
Specification: Screw Barrel
Origin: Zhejiang Ruian
HS Code: 8477900000

Product Description

Single screw barrel for plastic extrusion machinery
a. Advanced Nitriding Technology 
b. Anti-corrosion and Wear-resisting Duplex Metal SprayingTechnoloy
c. we uses special alloy powders being sprayed and welded on the screw's ridge,and uses different alloy and welding methods for the screw of different functions.

Specification :


38CrMoAIA screw and barrel for extruder machine


38 CrMoAlA(JIS SACM645); 42CrMo(JIS SCM440)

Hardness of nitrogen treatment


Tempering hardeness

HV240 ° ~280°

Depth of nitrogen layer:


Nitrided Brittleness

above 1 stage

Surface Roughness

Ra0.4 um

Screw straightness


Hardess of surface chromium-plating after Nitriding


Chromium plating Depth


Alloy Depth


Alloy hardness



nitrogen ,electroplated hard -chrome finish,high frequency quenching

Used for granulation, PP, PE, PA, PC, ABS, AS etc
We can manufacture various kinds of screw barrels according to the customer's requirement

Our packaging?
1. Wooden case standard
2. Plastic film package
3. According to customer requirment

Our services :

One :We have the most advanced equipments and technique in our industry.
Two: We have professional engineer, Cad drawer and staffs.
Three: We have 100% quality ensure system and 24hours after-sale service system.
Four: We have passed third-party assessment, such as CE, SGS and TUV and BV.


Zhejiang pinbo plastic machinery co.,ltd is located in ruian wenzhou city with brand of PYM(Former Ruian yumin machine screw co.ltd since 1988). The company is specialized in making screw barrel, gearbox zlyj series, t die, filter and extruder machine. It has become one of the largest supplier of main parts in Ruian city which is the basement of plastic machines. 
It owns many computer-control CNC milling machines in length 8000mm In Fanuk series, 18000mm
 length deep hole drilling machine and other advanced equipment.
Long time nitriding treatment for 7days and nights greatly ensure the hardness and lifetime of its products. Meanwhile, the company and its products have passed assessment by SGS company, Bureau of Veritas, Tuv and Ce certificate.

If there is any problem, you can contact with us at any time, we will reply you as soon as possible! Welcome to visit us at any time!
We promise: We assure the customer benefits, We provide competitive price, We Emphasis On Cooperation.

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