Single Extruder Screw Barrel Design and Applications

Hardness After Hardening &Tempering HB280-320 Nitrided Hardness HV850-1000 Nitrided Depth 0.45~0.7mm Nitrided Brittleness Less than Grade 2 Surface Roughness Ra0.4 Alloy Hardness HRC50-65 Our company focuses on the production of ultra-high wear-resistant tungsten carbide alloy barrel screws, including Bimetallic barrel for injection moulding machine , Bimetallic screw for injection moulding machine,Bimetallic barrel for extrusion machine, Bimetallic screw and barrel for rubber machine,supercritical Carbon Dioxide Foaming Screw, Bimetallic twin barrel screw.   We are willing to work together with general customers to create the most wear-resistant bimetallic barrel screw in China.