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Full alloy bimetallic screw and barrel with high strength alloy layer. High temperature resistance, anti-abrasion and anti-fatigue property. Optimized structure ensures uniform material melting, high production efficiency and stable running performance, fit for various plastic processing.

 

Bimetallic  screw barrel

Bimetallic barrel is a kind of barrels  which have be casted a layer of 2-3mm corrosion & abrasion resistant alloy  on  the inner wall.

Specifications:
Screw diameter:OD15mm-250mm
Screw Length: 300mm-8000mm
Barrel outer diameter: OD 40mm-400mm
L/D:10-46

Bimetallic Alloy Materials:

1. Fe-based  alloy

2. Ni- based  alloy/Deloro alloy

3. Co- based  alloy

4. NiCo-based  alloy

5. Tungsten  carbide/Wolfram carbide

Double–alloy level	Level A – containing Tungsten of 40%
	Level B – containing Tungsten of 25%
	Level C – containing Tungsten of 9.5%

Techinical Parameter	Depth   of nitration	0.5-0.8mm
	Hardness of   nitration	950-1020HV
	Straight of   screw	0.0015MM
	Fragility of   nitration	Less than    grade 1
	Roughness of   surface	Ra 0.4um
	Depth of alloy   layer	2-3mm
	Hardness of   alloy	HRC58-62
	Hardness after   hardending and tempering	HB260-290
	Hard chrome   plating thickness	0.03-0.08mm
	Hardness of   hard chrome plating	≥950HV

 

Find excellent quality bimetallic screw barrel made in China from one of the largest manufacturers and suppliers - Jinsheng Bimetallic. Leveraging on advanced equipment and superior techniques, we can offer you bimetallic screw barrel with high resistance, high quality and competitive price. With many products in stock, we warmly welcome you to buy or wholesale our products.

We insist on relying on technological progress, adopt advanced technology, and introduce advanced equipment. We are committed to the development and research of 55 Barrel with Bimetallic & Chrome Plated Screw for Extruder Machine. Our company has a complete and scientific quality management system. Please contact us now, you will find our expert experience and high quality grades will contribute to your business.

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