Advanced Nitriding Technology: Hardness HV900-1100, layer depth 0.6-0.8mm, ensuring superior wear resistance.
Anti-corrosion Duplex Metal Spraying: Special alloy powders sprayed and welded on screw ridge for different functions.
High Precision Manufacturing: Screw straightness 0.015mm, surface roughness Ra0.4um, and precise chromium plating.
Customized Design Capability: Design and manufacture various screw barrels according to customer requirements.
Self-Controlled Heat Treatment: Own 8000mm nitriding ovens with 7-8 days treatment to ensure hardness and lifetime.
Advanced CNC Equipment: Fanuk series CNC machines and 18000mm deep hole drilling for precision.
Comprehensive Quality Control: Professional engineers check every detail from raw material to super grinding.
Global Certifications: Products passed assessment by SGS, Bureau Veritas, TUV, and CE.