SACM645 Bimetallic Screw Barrel Home Appliance bimetallic screw barrel material

Basic Information

Place of Origin:	Made in Suzhou, China
Brand Name:	KTL
Certification:	ISO9001
Model Number:	Diameter: 25-140

Minimum Order Quantity:	1pc
Price:	Starting from 160 US dollars
Packaging Details:	Composite eco-friendly wooden box
Delivery Time:	60 to 90 days
Payment Terms:	T/T
Supply Ability:	300 pcs

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Detail Information

Material :	Alloy Steel (Red Cross Grade)	Heat Treatment Process :	Quenching And Tempering
Base Hardness :	HRC 30–32	Surface Treatment :	Chromium Plating
Surface Hardness :	HRC 62–64	Coating Thickness :	0.05–0.08 Mm
Highlight:	SACM645 Bimetallic Screw Barrel , 38CrMoALA Bimetallic Screw Barrel , Home Appliance bimetallic screw barrel material

Product Description

Wear-Resistant and Corrosion-Resistant Screw For Home Appliance

Technical Specifications

Product Material	SACM645/38CrMoALA
Material Origin	Japan
Main Components	Cr, Mo, Al
Material Characteristics	The material has been modulated to achieve a hardness of HRC 26-28. The surface has 72H ions, ionized nitriding surface, with a surface hardness of HV 900 +/- 50 degrees. The single-sided depth is 0.3-0.5mm, and the surface finish is excellent.
Heat Treatment Process	Modulate HRC28-32 → PTA threaded top plasma spray welding → Ion or gaseous nitrogenation
Manufacturing Procedure	Modulation → Qualitative → Rough Turning → Spiral Milling → PTA → Grinding → Milling Key → Polishing → Nitriding → Adjustment → Grinding → Polishing → Drilling and Thread Cutting → Grinding End Face → Polishing → QC → Packaging
Quality Control Process	Material metallographic phase analysis Tempering hardness verification Inspection of each machining process PTA alloy hardness and porosity testing Comprehensive inspection of finished products
Application Range	Common, non-acidic, low viscosity materials with GF less than 15% plastic pellets, including ABS, PP, PS, and similar polymers.

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