Parallel twin screw for extruder

Material:38CrMoAlA Abrasion and corrosion resistant Any design in any size

Screw Diameter:	15mm-300mm
Screw length	L/D ratio 15 - 53

Material	38CrMoAIA,42CrMo,9Cr18MoV
Nitride depth	0.7mm
Surface hardness	HV950 - HV1,020
Fragility of nitrition	less than grade 1
Screw straight tolerance	0.015 mm/m
Surface roughness	Ra 0.4μm
Linearity of the screw	0.015mm
Depth of double alloys	> 2ram
Bimetallic layer depth	3mm

Our screw and barrel can ensure high performance and low energy consumption of extruder.What's more, we can supply professional screw and barrel to your order.

Double-alloy technical standard:

Double-alloy level:

1.Level A - tungsten of 40%

2.Level B -  tungsten of 25%

3.Level C - 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°

 

 

Our Adavantages:

 

 

 -screw and barrel for various models

 

 

- professional engineers design for you

 

 

- thousands of drawings can supply for you

 

 

- Insist on developing screw and barrel for more injection and extruder machine models

 

  

 

- Main market: Southeast Asia,Eastern Europe, Africa

 

 

Parallel twin screw for extruder