
Spare Parts for Extruder Long Lifetime High Quality Rubber Extruder Screw. Custom Material Options: Materials customizable to 38CrMoAl, D2, AISI316, and more. High Hardness Nitriding: Nitriding hardness HV850-1000 with layer depth 0.45-0.7mm. OEM/ODM Service: Personalized design and branding with custom screw structures. ISO9001 Certified Quality: ISO9001 certified with comprehensive inspection before shipping. Wide Application Range: Suitable for extruder, injection molding, and rubber processing. Precision Machining: Advanced CNC equipment ensures screw straightness of 0.015mm. Bimetallic Technology: 2-5mm wear-resistant alloy layer for enhanced durability. Global Export Experience: Exporting to over 80 countries with 30+ years of experience.