Planetary screw barrel

Planetary screw barrel

Specification:

Diameter: Ø15-Ø500

L/D ratio:5:1

We can manufacture all types of screws and barrels according to clients' requirement.

Base Materials:

1)38CrMoAlA(JIS SACM 645)

2)42CrMo(AISI 4140)

Bimetallic Alloy Materials:

1)Fe-based alloy

2)Ni-based alloy

3)Co-based alloy

4)NiCo-based alloy

5)Wolfram carbide

Bimetallic alloy level:

Alloy powder including 40% Wolfram Carbon

Alloy powder including 25% Wolfram Carbon

Alloy powder including 9.5% Wolfram Carbon

Processing Technology:

Heat treatment

High-frequency quenching

Nitriding treatment

Hard-chrome electroplating

Bimetallic alloy welding

Technical Parameter:

Nitrided layer depth:0.50-0.80mm

Nitrided hardness: 950-1100HV

Nitrided brittleness: Less than 2 level

Surface roughness: Ra 0.4μm

Linearity of screw: 0.015mm/m

Hard-chrome plating hardness after nitriding: ≥950HV

Chrome-plating layer depth: 0.025~0.10mm

Bimetallic layer depth: 3-5 mm

We can manufacture all types of screws and barrels according to clients’ requirement.

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