Brand Bimetallic Conical Twin Screw&Barrel for Recycled Plastic

Size:screw diameter ø15-ø300mm

Maximum screw length :10000mm

The conical twin screws and barrel can be designed different structure according to the different product and market requests.

 Specifications of conical twin-screw and barrel:

Double-alloy technical standard:

Double-alloy level:

1.Level A - containing tungsten of 40%

2.Level B - containing tungsten of 25%

3.Level C - containing tungsten of 9.5%

4.Hardness of alloy: HRC56-65o

Applied scope of plastic: applied for PVC and WPC material,  has a high output and stable performance.

1.Components of alloy powder: Ni + Co + Cr + W + Si + Fe + B + C

2.Depth of alloy layer: 1.2 mm-2.0 mm

3.Hardness of alloy: HRC>65°

We can manufacture various kinds of screw barrels

1.Hardness of adjuster:HB260-290

2.Hardness of nitration:HV800-1050

3.Depth of nitration case :0.4-0.7mm

4.Fragility of nitration:less than grade 1

5.Rougness of the surface:Ra0.4

6.Linearity of the screw:0.015mm

7.The surface hard chromium plating hardness after nitrogenation≥900HV

8.Depth of double alloys:0.8-2.0mm

Used for granulation ,PP,PE,PA,PC,ABS,AS etc

About JIAWEI

1. Our Strength: We have an experience of more than 10 year of manufacturing and designing Plastic machines, varied Screws and Barrels and spares.  We concentrate on improving quality, updating design and enhancing service.
2. Our products: Screws Barrels for Injection, Extrusion, and Blow Molding applications; relevant accessories(such as die head, gearbox, filter screen changer and so on); plastic processing  machinery.
3. Location advantage: located in China's Screw Town - Jintang Town in Zhoushan City, near to Ningbo Port and Shanghai Port.
4. Market areas: global sales network reaching South America, Eastern Europe, Southeast Asia, Africa, Oceania and the Middle East.
5. We promise: We assure the customer benefits, We provide competitive price.