The bimetallic conical twin screw cylinder is widely used in industries such as plastics, rubber, and chemical industry, especially suitable for the treatment of high viscosity, high temperature, and high viscosity materials. It has important applications in industries such as rubber products, plastic products, and chemical fiber products.
Technical Specification
Hardness After Hardening & Tempering: HB280-320
Nitrided Hardness: HV900-1050
Nitrided Case Depth: 0.50-0.80mm
Nitrided Brittleness: Less than Grade 2
Surface Roughness: RA 0.4
Screw Straightness: 0.015mm
Surface Chromium-Plating's Hardness After Nitriding: ≥ 900HV
Chromium-Plating Depth: 0.025-0.10mm
Alloy Hardness: HRC55-65…