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PP-R PE Pex Extrusion Screw Barrel

China PP-R PE Pex Extrusion Screw Barrel, Find details about China Extrusion Screw Barrel, Screw Barrel from PP-R PE Pex Extrusion Screw Barrel

Model NO.
PPR PE PEX extrusion 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.
PPR PE PEX extrusion 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
PP-R PE PEX Extrusion Screw Barrel, extruder screw barrel, plastic machinery screw barrel 
Screw Diameter: Ø 15- Ø 300
L/D ratio: 15-46
Product classification:
Aiming at different plastic products the screw can be chosen from: General type, pin type, barrier type, separation type, and gas-exhausting type, etc.

Base Materials:
(1)38CrMoAlA(JIS SACM645)
(2)42CrMo(AISI 4140)
(3)4Cr5MoSi V1 (JIS SKD-61)
(4)9Cr18MOV
(5)HPT

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

Warranty and service: 1 year
Focus on quality and service.
Experienced manufacturer, we will be the best choice.
PP-R PE Pex Extrusion Screw BarrelPP-R PE Pex Extrusion Screw Barrel
  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
 
 

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