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Extruder Bimetallic Screw Barrel PVC Pipe Extrusion Screw Barrel

China Extruder Bimetallic Screw Barrel PVC Pipe Extrusion Screw Barrel, Find details about China Screw and Cannon, Bimetallic from Extruder Bimetallic Screw Barrel PVC Pipe Extrusion Screw Barrel

Model NO.
extruder bimetallic screw barrel
Material
Nitriding Steel
Nitrided Layer Depth
0.5-0.8mm
Nitrided Hardness
HRC56-58
Trademark
ZHONGYANG
Specification
ISO 9001: 2008 approved
Origin
China
HS Code
84779000
Model NO.
extruder bimetallic screw barrel
Material
Nitriding Steel
Nitrided Layer Depth
0.5-0.8mm
Nitrided Hardness
HRC56-58
Trademark
ZHONGYANG
Specification
ISO 9001: 2008 approved
Origin
China
HS Code
84779000
Twin screw barrel, conical twin screw barrel, PVC pipe extruder screw barrel, Plastic Extruder Bimetallic Screw and Barrel

Specification:
Screw diameter: 15mm-300mm
Maximal length: 8000mm
Barrel inner diameter: 15-300mm
Maximal length: 4000mm

Different bimetallic alloys are available for different raw materials.

Base Materials:
(1)38CrMoAlA(JIS SACM645)
(2)42CrMo(AISI 4140)
(3)9Cr18MOV

Bimetallic alloy materials:
(1)Fe-based alloy
(2)Ni-based alloy/Deloro alloy
(3)Co-based alloy
(4)NiCo-based alloy
(5)Tungsten carbide/Wolfram carbide

Technics:
Heat treatment
High-frequency quenching
Nitriding treatment
Hard-chrome electroplating
Bimetallic alloy welding
Bimetallic alloy centrifugal casting

Technical parameter:
Nitrided layer depth: 0.5-0.8mm
Nitrided hardness: 900-1000HV
Nitrided brittleness: Less than grade 1
Surface roughness: Ra0.4
Linearity of screw: 0.015mm
Hard-chrome plating hardness after nitriding: ≥ 950HV
Chrome-plating layer depth: 0.025-0.085mm
Bimetallic layer depth: 3mm

Warranty and service: 1 year
Experienced manufacturer, focus on quality and service.
Extruder Bimetallic Screw Barrel PVC Pipe Extrusion Screw BarrelExtruder Bimetallic Screw Barrel PVC Pipe Extrusion Screw BarrelExtruder Bimetallic Screw Barrel PVC Pipe Extrusion Screw Barrel
Technical Parameter For Extruder Machine
Base Material 1)38CrMoAlA(JIS SACM645);2)Cr12MOV(JIS SKD-11) ;
3)4Cr5MoSiV1(JIS SKD-61) ;4)42CrMo(AISI 4140) 
Bimetallic Alloy Materials 1)Fe-based alloy  2)Ni-based alloy/Deloro alloy 
3)Co-based alloy  4)NiCo-based alloy 
5)Tungsten carbide/Wolfram carbide 
Double-alloy level Level A - containing Tungsten of 40%
Level B - containing tungsten of 25%
Level C - containing tungsten of 9.5%
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°
Spraying corrosion wear-resisting dual metal layers
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), PVC + 30% CaCo3, etc
 

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