Tornillo y barril gemelos cónicos, Tornillo y barril para extrusora

Base Materials:

1)38CrMoAlA(SACM 645)

2)42CrMo(AISI 4140)

3)Cr12MoV(SKD11)

4)4Cr5MoSiV1(SKD61)

5)9Cr18MoV

6)40Cr

Bimetallic Alloy Materials:

1)Fe-based alloy

2)Ni-based alloy

3)Co-based alloy

4)Tungsten carbide

Processing Technology:

Heat treatment

High-frequency quenching

Nitriding treatment

Hard-chrome electroplating

Bimetallic alloy welding

Bimetallic alloy centrifugal casting

Technical Parameter:

Nitrided layer depth:0.50-0.80mm

Nitrided hardness: 900-1100HV

Nitrided brittleness: Less than 2 level

Surface roughness: Ra 0.4

Linearity of screw: 0.015mm

Hard-chrome plating hardness after nitriding: ≥950HV

Chrome-plating layer depth: 0.025~0.10mm

Bimetallic layer depth: 2 mm

Bimetallic hardness: HRC50-65

Suitable Plastic Raw Material:

PP, PVC, ABS etc.

 Application

granules,pipe,sheet,plate,frofile,foam,wood plastic etc.

Warranty:

Common 1-2 years,bimetallic is much longer

Our products advantages:

1)High productivity 2)Good plasticizing effect

3)Low energy consumption4)Wearable and durable

5)Wear resistance and Corrosion resistance

5)Fast and On time delivery 6)Best cusomer services!

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