zhoushan top quality bimetallic extrusion barrel

Specifications 1. Bimetallic extrusion barrel;

2. Base material 38CrMoAlA, 40Cr;

3. 1 year's guarantee for pure plastics.

Advantages of Bimetallic Barrel · Double or triple the llife time of a barrel by changing a nitrided steel to a bimetallic one  · Lower wear resulting in higher process stability  · Combination of wear and corrosion resistance · Based on the processed plastics, the correct wear protection system is chosen   Bimetallic alloys

Alloy Type		EJS01 Alloy	EJS02 Alloy	EJS03 Alloy	EJS04 Alloy
Wear resistance		Very good	Good	Very good	Excellent
Corrosion resistance		Good	Very good	Very good	Very good
Alloy components		Fe+Ni+Cr+B	Ni+Cr+Co+B	Ni+Cr+Co+V+B	Ni+Cr+Wc+Co+B
Hardness (HRC)		58~64	50~58	55~60	56~62
Temperature area (°C)		less than 400	less 450	less than 450	less than 600
Coefficient thermal	RT-250°C	11.0 x 10-6	11.0 x 10-6	11.5 x 10-6	11 x 10-6
Expansion (/°C)	RT-400°C	11.4 x 10-6	11.4 x 10-6	12.4 x 10-6	12 x 10-6

                                  Bimetallic Methods Single barrel--by centrifugal casting; Conical twin barrel--make grooves at the end then by spray coating; Parallel twin barrel--use bimetallic linner or make grooves at the end then by spray coating.   About E.J.S   Service makes us outstanding. To provide our customers with the excellent service which they deserve, our sales people are trained on the products every day. They are always ready to answer your questions and offer the best solutions in fluent English at any time.   Quality always comes first. Our experienced workers pay attention to every tiny procedure during the production and inspection, to ensure the precision, durability and hardness of our screws & barrels.  There are 10 QC workers in our company to inspect the screws & barrels on raw material, half finished products and finished products.   E.J.S Inspection Department: E.J.S Workshop: We have 3 sets of advanced CNC machine to produce more accurate screws & barrels.  Package: We use strong export wooden case, with foam bag inside.   Similar products    

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Product Categories : Bimetallic Barrel