The corporation keeps to the operation concept 'scientific management, superior quality and performance primacy, consumer supreme for 38crmoaia screw, HOT FEEDING SCREW BARREL, Screw Barrel. We promise that we will wholeheartedly cooperate with new and old customers from all walks of life for mutual benefit and common development with professionalism, integrity, excellent quality, good service and the lowest price. We strive to be the industry's new entrepreneurs guide, to be a successful customer benefit magnifier and to become a trusted partner of customers.

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.

Persisting in 'High top quality, Prompt Delivery, Aggressive Price', now we have established long-term cooperation with customers from the two overseas and domestically and get new and aged clients' large comments for Jinyi Twin Conical&Parallel Screw Barrel with Ultra Wear-Resistance. We practice strong, unyielding pioneering spirit. Our team knows well the market demands in different countries, and is capable of supplying suitable quality products at the best prices to different markets.

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