Zhoushan Sheen Machinery Co., Ltd.

China Manufacturer with main products: Screw Barrel, Single Screw Barrel, Conical Twin Screw Barrel, Parallel Twin Screw Barrel, Bimetallic Screw Barrel, Extruder Screw and Barrel,...

Home  >Products Catalog > Parallel Twin Screw and Barrel

Parallel Twin Screw and Barrel

FOB Price: 100.00 - 1,000.00 USD/Set
Supply Ability: 300 Set/Sets per Month
Shipping: 25 working days after 30%payment
Payment Terms: L/C, T/T, Western Union
In Stock

Related products from verified members

Export Markets: South America, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia
Place of Origin: Zhejiang in China
Packaging Details: 1st, products (screws or barrels) will be brushed anti-corrosive oil 2nd,packed with film,bru

Quick Details

  • Model Number: 2
  • Brand Name: Sheen
  • nitriding treatment: alloy material

Specifications

Parallel Twin Screw and Barrel

Specification:
Ф35/2, Ф45/2, Ф50/2, Ф65/2, Ф80/2, Ф90/2, Ф105/2, Ф125/2, Ф130/2, Ф150/2, Ф180/2, Ф200/2
According different material and different plastic product to choice different compress rate and L/D    

Twin screw and barrel made: CINCINNATI, BATTENFELD, KRUSSMAFFEI, BAUSANO and AMUT model spares  

Advantages  

1. Parallel twin screw and barrel has the advantage of lower rotation speed, smaller shear   stress between the  small screw    

2. Good plasticization, high productivity, small shear force, stable pressure , less wear and tear and low cost.

Application:

PVC Pipe,PVC sheet,PVC profile,PVC pelletizing,PVC foaming,WPC+PVC,WPC+PE and etc.


Screw barrel Material

Material

Heat treatment

38CrMoALA,SACM645,42CrMo,DIN1.8550,SAE8550

Nitrided treatment

42CrMo, AISI4140

Hard-chrome plating

Cr12Mov,SKD11,SKD61,

High Frequency quenching

4Cr5MoSiV1,SKD-11,SKD-61

Bimetallic frist,then nitrided

YPT72, 4Cr5MoSiV1

HVOF

GH113

Temepture:300-1400

Base material 38CrMoALA chemical composition and main feture

This kind of material is made in China from SHANGHAI BAOSTEEL COMPANY.

C

Si

Mn

S

P

Cr

Al

Ni

Cu

Mo

0.35-0.42

0.20-0.45

0.30-0.60

<0.035

<0.035

 1.35-1.65

 0.70-1.10

 <0.030

 <0.030

 0.15-0.25

Screw barrel technical details

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 

Double-alloy level

Level A - containing Tungsten of 40%   

Level B - containing tungsten of 25%  

Level C - containing tungsten of 9.5%

Surface Treatment

Heat Treatment

High Frequency Treatment

Nitriding treatment(120 Hours)

Depth of Nitrided Layer: 0.5-0.8 mm                             

Hardness of Nitrided Layer: 900-1020Hv (HRC56°-65°)

Hard Chrome Plating treatment:

Thickness of Hard Chrome Plating Layer: 0.05-0.10mm             

Hardness of Hard Chrome Plating Layer: ≥950HV

Nickel alloy plating.treatment:

Bimetallic Barrel/Cylinder: Centrifugal Casting (Inlay Alloy)     

Bimetallic Screw: Plasma Alloy Coating Spraying

Depth of Bimetallic Layer: >2mm                                 

Hardness of Bimetallic Layer: HRC55°-72°

Basic information

Roughness of the surface:Ra0.4um                            

Linearity of the screw: ≤0.015mm

Linear axis limit: ≤0.02mm                                    

Hardness after Hardening & Tempering: HB240-280

Fragility of Nitration:≤Two class

Material Application

1)General Plastics                                

2)ABS,PA,PC,PE,PET,PP,PS,EVA,PU,PVC,U-PVC,etc

3)PA + GF(Glass Fiber)                        

4)Flame-resistant Reinforced Plastics

5)Modified Engineering Plastics             

6)All kinds of Mixed Recycled Material(in Scrap or Granule),etc

General Terms

Means of transport: Ocean,Air,Express

Production time: About 25 days after we receive the deposit and lead time will different according to the order quantity!

Our screw and barrel processing flow

Customer order----Product design(customer drawing)---Production flow arrangement----Material Procurement---Hardening and tempering--

--Drilling---Rough turning---Rough thread rolling(Alloy spray welding)---alignment---Fine thread rolling---Mixing---Alignment---High frequency treatment---Alignment---Polishing---Grinding----120 hours Nittriding treatment---Acid piclking----Polishing---Chrome plating----O.D.Grinding---Packaging and Shipping.

Package details

1st, products (screws or barrels) will be brushed anti-corrosive oil    

2nd,packed with film,brush oil

3rd,packed in the wooden case

Service Process

Service Guarantee

  • Free Service Charge

    ECVV doesn't charge any service fee to Buyers for buying this product.

  • ECVV Supply

    ECVV is responsible for supply, and provides product quality inspection, fund supervision and supply chain services.

  • Product Quality Commitment

    ECVV China Sourcing Agent will assess the reputation and supply ability of the factory and conduct field trips to select the high-quality Chinese factories for buyers.

  • Deposit Service Commitments

    In order to improve the quality of service, ECVV will charge for a 100CNY deposit for the agent purchasing order, and the deposit will be part of subsequent purchasing costs.

    After paying a deposit, if the purchasing order is not completed because of unsatisfied ECVV services, ECVV will refund your deposit.

Ecvv Trade

Twin Parallel Screw Barrel from this supplier

Rubber screw and barrel    
FOB Price: 100.00-1,000.00 USD/Set
Min Order: 1 Set
Planetary screw and barrel    
FOB Price: 100.00-1,000.00 USD/Set
Min Order: 1 Set
Conical twin screw and barrel    
FOB Price: 100.00-1,000.00 USD/Set
Min Order: 1 Set
Injection screw and barrel    
FOB Price: 100.00-1,000.00 USD/Set
Min Order: 1 Set
Planetary screw and barrel    
FOB Price: 100.00-1,000.00 USD/Set
Min Order: 1 Set

More products from other suppliers

Double Sphere Rubber Expansion Joints    
FOB Price: 10.00-10000.00 USD/Barrel
Min Order: 100000 Barrels
Bimetal screw barrel    
FOB Price: 1,000.00-500,000.00 USD/Set
Min Order: 1 Set
Kneader    
Rubber Screw and Barrel    
Min Order: 1 Set
Rubber Strip    
FOB Price: 4.00-11.00 USD/Meter
Min Order: 100 Meter

Can't find a suitable Supplier or product? Entrust ECVV to purchase the well-chosen Chinese products with high cost performance.

Learn More>> Start Safebuy Order

Communicate with Supplier

Lily from ECVV
Join ECVV community
Join Facebook Group