SKD61,SKD11Conical Twin Screw Barrel for Plastic Extruder Machine

SKD61/SKD11Conical Twin Screw Barrel, Material:38CrMoAlA,SKD11,SKD61, processed to drawing according to your request - details see: https://www.machineto.com/skd61-skd11conical-twin-screw-barrel-for-plastic-extruder-machine-10334903
Place of Origin:Zhejiang China (Mainland)Brand Name:BOHAIModel Number:51/105,twin screw and barrelMaterials:Quality 38CrMoAIA,SKD11,SKD61
Roughness of the surface:Ra 0.4μmDepth of nitration case:0.4-0.7mmHardness of nitration:HV800-1050Screw straightness:0.015mm/m
Warranty:common is 1-2 years,bimetallic is much longer!Performance:Wear resistant,corrosion resistant,longer using life  
SKD61,SKD11Conical Twin Screw Barrel for Plastic Extruder Machine
contact supplier for SKD61,SKD11Conical Twin Screw Barrel for Plastic Extruder Machine


SKD61,SKD11Conical Twin Screw Barrel for Plastic Extruder Machine

Our conical twin screw and barrel provide high surface area and low shear screw designs that will optimize the melt homogeneity.

Hardness of adjusterHB260-290
Depth of nitration0.4-0.7mm
Hardness of nitrationHV800-1050
Depth of double alloys0.8-2.0mm
Hardness of double alloysHRC56-65

Screw Main Parameter:

Screw Diameter:Φ20mm-Φ300mm

Material:38CrMoAlA; SKD61; SKD11; 40Cr; 42CrMo; high quality alloy steel

Technology:Nitriding treatment, alloy coating spraying, heat-treatment

Appliance:PVC, PP, PE, PA, PC, ABS, AS etc

Depth of Nitrated Layer:0.40-0.70mm

Hardness of nitration:950-1050Hv

Fragility of nitration:Less than grade 1

Surface Hardness of Nitrated Cr coating layer:Greater than 950Hv

Hardness of Bimetallic Layer:HRC55-62

Thickness of Cr-coating Layer:0.03-0.08mm

Depth of Bimetallic Layer:Greater than 2mm

Treatment / Technology

Heat-treatment

Nitriding treatment

Alloy coating spraying

Electroplate hard-chrome

High-frequency quenching

Spraying corrosion wear-resisting dual metal layers

Vacuum quenching

SKD61,SKD11Conical Twin Screw Barrel for Plastic Extruder Machine
Packaging Detail:wooden case meet export standard
Delivery Detail:25-45 days after receiving deposit

Related Product for SKD61,SKD11Conical Twin Screw Barrel for Plastic Extruder Machine