BIMETALLIC CONICAL TWIN SCREW BARREL

Zhoushan Demaji 80/156 conical twin screw and barrel adopts high-quality 38CrMoAlA steel with bimetallic alloy surfacing by PTA welding. It features high hardness, excellent wear and corrosion resistance, perfectly suitable for PVC, WPC and high-calcium filled material extrusion.
With precise CNC machining and strict nitriding treatment, it ensures high plasticization efficiency, stable extrusion output and long service life. Compact taper structure fits profile, pipe and sheet production lines well. It delivers cost-effective performance, reliable quality and strong customization support for global extrusion clients.

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