Bimetal twin double screw and barrel/conical screw barrel

conical screw barrel, Material:38CrMoAIA,alloy, Rreliable manufacturers of Screw and Barrel!, Optimal design - details see: https://www.machineto.com/bimetal-twin-double-screw-and-barrel-conical-screw-barrel-10334896
Place of Origin:Zhejiang China (Mainland)Brand Name:BOHAIModel Number:55/120Model design:conical twin screw barrel
Depth of nitration case:0.4-0.7mmHardness of nitration:HV800-1050Materials:Quality 38CrMoAIA,alloyplastic processed:PVC, PP, PE, PA, PC, ABS, AS etc
machine:extruder machineProcess:Process of hot sprayed hard alloysWarranty:common is 2years,bimetall is much longer 
Bimetal twin double screw and barrel/conical screw barrel
contact supplier for Bimetal twin double screw and barrel/conical screw barrel


Bimetal twin double screw and barrel/conical screw barrel

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
Appliance:PVC, PP, PE, PA, PC, ABS, AS etc
Surface Hardness of Nitrated Cr coating layer:Greater than 950Hv
Fragility of nitration:Greater than 2mm
Fragility of nitration:Less than grade 1
GuaranteeCommon Nitrided:2-3 years

Bimetallic: much longer lifetime

Treatment / Technology

Heat-treatment

Nitriding treatment

Alloy coating spraying

Electroplate hard-chrome

High-frequency quenching

Spraying corrosion wear-resisting dual metal layers

Vacuum quenching

About BOHAI :

  1. Our Strength: We have an experience of more than 20 year of manufacturing and designing Plastic machines, varied Screws and Barrels and spares. We concentrate on improving quality, updating design and enhancing service.
  2. Our products: Screws Barrels for Injection, Extrusion, and Blow Molding applications; relevant accessories(such as die head, gearbox, filter screen changer and so on); plastic processing machinery.
  3. Location advantage: located in China's Screw Town - Jintang Town in Zhoushan City, near to Ningbo Port and ShanghaiPort.
  4. Market areas: global sales network reaching South America, Eastern Europe, Southeast Asia, Africa, Oceania and the Middle East.
  5. We promise: We assure the customer benefits, We provide competitive price, We Emphasis On Cooperation.
Bimetal twin double screw and barrel/conical screw barrel
Packaging Detail:wooden case meet export standard
Delivery Detail:45 days after receiving deposit

Related Product for Bimetal twin double screw and barrel/conical screw barrel