Base Material
1)38CrMoAlA(JIS SACM645)Â 2)Cr12MOV(JIS SKD-11)Â
3)4Cr5MoSiV1(JIS SKD-61)Â 4)42CrMo(AISI 4140)Â
Bimetallic Alloy
Ni-based alloy/Deloro alloyÂ
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:Â 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-HighÂ
FrequencyTreatment-Alignment-Polishing-Grinding-120 Hours NitridingTreatment-Â
Acid Piclking-Polishing-Chrome Plating-O.D.Grinding-Packaging&Shipping
Any question,please call me.Â
MOB&waspp: +8613773240086
Â
bimetallic PVC conical twin screw barrel
Base Material
1)38CrMoAlA(JIS SACM645)Â 2)Cr12MOV(JIS SKD-11)Â
3)4Cr5MoSiV1(JIS SKD-61)Â 4)42CrMo(AISI 4140)Â
Bimetallic Alloy
Ni-based alloy/Deloro alloyÂ
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:Â 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-HighÂ
FrequencyTreatment-Alignment-Polishing-Grinding-120 Hours NitridingTreatment-Â
Acid Piclking-Polishing-Chrome Plating-O.D.Grinding-Packaging&Shipping
Any question,please call me.Â
MOB&waspp: +8613773240086
Â
Bimetallic PVC Conical Twin Screw Barrel
Model NO.: 51/105 55/110 65/132 80/156
Engagement System: Full Intermeshing
Screw Channel Structure: Deep Screw
Exhaust: Exhaust
Automation: Non-Automatic
Computerized: Non-Computerized
Trademark: Sino-Tech
Transport Package: Wooden Case
Specification: CE, SGS
Origin: Jiangsu, China
HS Code: 84778000
Model NO.: 51/105 55/110 65/132 80/156
Engagement System: Full Intermeshing
Screw Channel Structure: Deep Screw
Exhaust: Exhaust
Automation: Non-Automatic
Computerized: Non-Computerized
Trademark: Sino-Tech
Transport Package: Wooden Case
Specification: CE, SGS
Origin: Jiangsu, China
HS Code: 84778000
bimetallic PVC conical twin screw barrel