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Cm55 Kmd Conical Twin Screw Barrel Double Screw Barrel PVC Pipe Extruder

China Cm55 Kmd Conical Twin Screw Barrel Double Screw Barrel PVC Pipe Extruder, Find details about China Twin Conical Screw Barrel, Conical Twin Screw and Barrel from Cm55 Kmd Conical Twin Screw Barrel Double Screw Barrel PVC Pipe Extruder

Model NO.
Twin conical screw barrels
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.
Twin conical screw barrels
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 conical screw barrel,CM55 Kmd Series Conical screw barrel,  PVC pipoe/profile extruder screw barrel, Twin Screw and Barrel, double screw barrel, twin conical screws barrel
Specification:
45/90, 45/100, 50/105, 51/105, 55/110, 55/120, 58/124, 60/125, 65/120, 65/132, 68/143, 70/135, 70/140, 75/150, 80/143, 80/156, 92/188

The above are standard specifications, we can customize according to customers' requirements.

The compression ratio of screws can be designed according to different products and ingredients.

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

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

Experienced manufacturer, we will be the best choice.
Focus on quality and service.
Cm55 Kmd Conical Twin Screw Barrel Double Screw Barrel PVC Pipe ExtruderCm55 Kmd Conical Twin Screw Barrel Double Screw Barrel PVC Pipe ExtruderCm55 Kmd Conical Twin Screw Barrel Double Screw Barrel PVC Pipe Extruder
Main Base materials 
  		 1.38CrMoAlA  (Nitriding Steel) 
2.  SKD-61   (Special Tool Steel) 
3.  42CrMo (Ultrahigh Strength   Steel) 
4. DC53 ( Cold Work   Die Steel)   
5. W6Mo5Cr4V2 ( High-Speed   Tool   Steel ) 
6. HPT 
  
  
  
Main Alloy Materials 		 1.  Ni-based alloy/Deloro alloy 
2.  Tungsten carbide/Wolfram carbide 
3.  NiCo-based alloy 
4.  Fe-based alloy 
5.  Co-based alloy   
  
  
  
  
Processing Technics 		 1.  Heat treatment 
2.  Quenching 
3.  Nitriding treatment 
4.  Bimetallic alloy welding 
5.  Bimetallic alloy centrifugal casting 
6.  Hard-chrome electroplating 
  
  
  
  
  
Technical parameters 		 Nitriding layer depth  0.5-0.8mm 
Nitrided hardness  HRC56-58 
Nitrided brittleness  Less than grade 1 
Surface roughness  Ra 0.4 
Linearity of screw  0.015mm 
Hard-chrome plating hardness  ≥HRC57 
Chrome-plating layer depth  0.03-0.09mm 
Bimetallic layer depth  3 mm 
Bimetallic layer hardness  HRC58-62 
Above are main technical information, a suitable screw and barrel will be made according to your requirement. 
 

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