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1.over 20 years experience for twin screw barrel, 2.38CrMoAlA,nitriding,bimetallic, 3.custom-made - details see: https://www.machineto.com/parallel-twin-screw-barrel-38crmoala-screw-and-barrel-10334894

Material:

Alloy-steel of high-quality

1. 38 CrMoAlA(JIS SACM645)

2. Base material:38 CrMoAlA ,Special alloy is welded on the flight of screw,prolong life of screw.

3. Easy wearing parts of barrel made from anti-wear alloy can be improved abrasion performance.

Technical process:

1.Heat-treatment

2.Nitriding treatment

3.Electroplate hard-chrome

4.High-frequency quenching

5.Spraying corrosion wear-resisting dual metal layers

6.Vacuum quenching

Technical Parameters:

1. Nitride Depth: 0.5-0.8mm

2. Nitride Hardness: ≥900HV

3. Surface Roughness: Ra≤0.4um

4. Screw Straightness: 0.015mm

5. Bimetallic Hardness: HRC50-62

6. Bimetallic Depth: 1.5-2.0mm

7. Max L/D: 36:1

Φ40/2	Φ50/2	Φ65/2	Φ80/2	Φ90/2	Φ105/2
Φ125/2	Φ130/2	Φ150/2	Φ180/2	Φ200/2

Type:

For good plasticizing effect,we have different design of screw barrel to meet customer's demand. Gradual type,mutant type,wave type,barrier type,double screen type, shunt type,separation type,exhaust type, pin type, mixed type, double-head type,three-head type,multi head type etc.

Scope of application:

WPC PVC WPC PE,Super high molecular sheet,1/2high calcium buckle,50-400high calcium pipe,50-300high calcium profile,soft PVC sheet,XPS-PVC etc.PP,PE,ABS,PVC,raw material, pelletzing, profile,sheet etc.

Our exhibition: