www.joyetv.com

High Corrosion Resistance Single Screw and Barrel for Rubber Extruder Machine

126

High Corrosion Resistance Single Screw and Barrel for Rubber Extruder Machine

Diameter of cold feed screw and barrel: Φ 30mm- Φ 300 mm Diameter of pin screw and barrel: Φ 75mm- Φ 200 mm L/D ratio: 12-18 Base Materials: (1)38CrMoAlA(JIS SACM645) (2)42CrMo(AISI 4140) (3)4Cr5MoSi V1 (JIS SKD-61) (4)9Cr18MOV (5)HPT 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 Technics: Heat treatment High-frequency quenching Nitriding treatment Hard-chrome electroplating Bimetallic alloy welding Bimetallic alloy centrifugal casting Technical parameter: Nitrided layer depth: 0.5-0.8mm Nitrided hardness: 900-1000HV Nitrided brittleness: Less than grade 1 Surface roughness: Ra0.4 Linearity of screw: 0.015mm Hard-chrome plating hardness after nitriding: ≥ 950HV Chrome-plating layer depth: 0.025-0.085mm Bimetallic layer depth: 3mm Warranty and service: 1 year Focus on quality and service. Experienced manufacturer, we w…