Bimetal PVC Conical Twin Screw Barrel

bimetallic PVC conical twin screw barrelBase Material1)38CrMoAlA(JIS SACM645) 2)Cr12MOV(JIS SKD-11) 3)4Cr5MoSiV1(JIS SKD-61)  4)42CrMo(AISI 4140) Bimetallic AlloyNi-based alloy/Deloro alloy Surface TreatmentHeat TreatmentHigh Frequency Treatment

Featured Products

bimetallic PVC conical twin screw barrel

Base Material

1)38CrMoAlA(JIS SACM645) 2)Cr12MOV(JIS SKD-11) 
3)4Cr5MoSiV1(JIS SKD-61)  4)42CrMo(AISI 4140) 

Bimetallic Alloy

Ni-based alloy/Deloro alloy 

Surface Treatment

Heat Treatment
High Frequency Treatment
Nitriding treatment(120 Hours)
Depth of Nitrided Layer: 0.5-0.8 mm
Hardness of Nitrided Layer: 900-1020Hv (HRC56°-65°)
Hard Chrome Plating treatment:
Thickness of Hard Chrome Plating Layer: 0.05-0.10mm
Hardness of Hard Chrome Plating Layer: ≥950HV
Nickel alloy plating.treatment:
Bimetallic Barrel/Cylinder: Centrifugal Casting (Inlay Alloy)
Bimetallic Screw: Plasma Alloy Coating Spraying
Depth of Bimetallic Layer: >2mm
Hardness of Bimetallic Layer: HRC55°-72°

Basic information

Roughness of the surface:Ra0.4um
Linearity of the screw: ≤0.015mm
Linear axis limit: ≤0.02mm
Hardness after Hardening & Tempering: HB240-280
Fragility of Nitration:≤Two class

Material Application

1)General Plastics
2)ABS,PA,PC,PE,PET,PP,PS,EVA,PU,PVC,U-PVC,etc
3)PA + GF(Glass Fiber)
4)Flame-resistant Reinforced Plastics
5)Modified Engineering Plastics
6)All kinds of Mixed Recycled Material(in Scrap or Granule),etc

General Terms

Means of transport: Ocean,Air,Express
Production time: About 25 days after we receive the deposit and lead time will different according to the order quantity!

Our products advantages

1)High productivity        2)Wonderful plasticizing
3) low energy consumption  4)Wearable and Durable
5)Fast and On time delivery  6)Best customer service!


PRODUCTION STEPS:
Custome Order--Product Design(Customer Drawing)-Production Flow Arrangement-

Material Procurement-Hardening&Tempering-Drilling-RoughTurning-RoughThread

Rolling (AlloySprayWelding)-Alignment-FineThread Rolling-Mixing-Alignment-High 

FrequencyTreatment-Alignment-Polishing-Grinding-120 Hours NitridingTreatment- 

Acid Piclking-Polishing-Chrome Plating-O.D.Grinding-Packaging&Shipping

Any question,please call me. 
MOB&waspp: +8613773240086
 

Contact us

Please feel free to give your inquiry in the form below We will reply you in 24 hours