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Tungsten carbide screw barrel with bimetallic sleeve high content WC alloy for extruder injection machines

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Tungsten carbide screw barrel with bimetallic sleeve high content WC alloy for extruder injection machines

Bimetallic Single or Double Extruder Screw and Barrel Our design team works closely with you to custom design the feed screw to suit your application. This ensures increased machine productivity, better melt quality while maintaining output quality and longer screw and barrel life.   Technical Parameter:Nitride Case Depth0.6mm-0.9mmNitride Hardness960-1150HVNitride Brittleness≤Grade OneSurface RoughnessRa0.4umScrew Straightness0.015mmDuplex Alloy Depth1.5mm-3.5mmDuplex Alloy HardnessHRC60-75Chromium Coating Thickness 0.025~0.10mm  Technical Process:Laser Coating Tungsten CarbideVacuum QuenchingPTA Melt-Welding AlloyTitanizingCentrifugal Mould Bimetallic AlloyNickel PlatingAdvanced nitrogen oozes handicraftChorme Plating   For good plasticizing effect,we have different design of screw&barrel to meet customers' demand:Gradual type,mutant type,wave type,barrier type,double screen type,shunt type,separation type,exhaust type,mixed type,double-head type,three-head type,multi head type,etc. …