
Injection Molding Screw Barrel PP Injection Screw Barrel. Bimetallic Alloy Construction: Utilizes Ni-based, Fe-based, or Tungsten carbide alloys for superior wear resistance. High Precision Engineering: Screw linearity of 0.015mm and surface roughness Ra0.4 ensure optimal performance. Customizable Screw Design: Screw and barrel made according to specific customer requirements and drawings. Premium Raw Materials: Base materials include 38CrMoAlA, 42CrMo, SKD-61, and DC53 for durability. Advanced Heat Treatment: Features nitriding, quenching, and hard-chrome electroplating for hardness up to 1000HV. Experienced Manufacturer: Established in 2006 with 105 employees and 5000 sqm plant area in China. Fast Production Cycle: Standard production time is 25 days with rapid delivery options available.