Parallel twin screw and barrel

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price: Negotiable
minimum:
Total supply:
Delivery term: The date of payment from buyers deliver within days
seat: Beijing
Validity to: Long-term effective
Last update: 2017-12-17 00:34
Browse the number: 111
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Product details
Parallel twin screw and barrel
Specification:
Φ45/2, Φ60/2, Φ65/2, Φ70/2, Φ72/2, Φ75/2, Φ80/2, Φ85/2, Φ90/2, Φ93/2, Φ100/2, Φ105/2, Φ110/2, Φ115/2, Φ120/2, Φ125/2, Φ130/2, Φ140/2, Φ150/2, Φ160/2, Φ170/2, Φ180/2, Φ190/2, Φ200/2, Φ250/2

Length-diameter ratio: L/D = 16-35

Above are our standard specification, we also can customize for you.

Screw structure and compression ratio can be designed according to different products and raw material.

Base Materials:
1)38CrMoAlA(JIS SACM 645)
2)42CrMo(AISI 4140)
3)Cr12MoV(JIS SKD-11)
4)4Cr5MoSiV1(JIS SKD-61)
5)9Cr18MoV
DC53 (JIS G4404)

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

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

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