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[Province: Zhejiang ]   
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Injection screw barrel for PVC
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Injection screw barrel for PVC

Price: 800.0~1500.0 USD
Trade Term: FOB
Payment Terms: T/T,L/C
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Basic Info.
  • Brand Name: Vanscrew 
  • Marerial: 38CrMoALA 
  • Heat-treatment: Nitrided 
  • Nitrided depth: 0.5-0.8mm 
  • Hardness: Hv900-1000 
  • Ratio of length to diameter: 25 
  • Model No.: ISC-90 
  • Place of Origin: Zhejiang  
  • Min.Order: 1 Set/Sets
  • Means of Transport: Ocean, Land
Supply Capacity
  • Production Capacity: 500sets/Month
  • Packing:wooden case
  • Delivery Date: 30days

Product Material:
1. 38CrMoALA(JIS SACM645)

2. 42CrMo (JIS SCM440)

3. 9Cr18MoV
4. CW6Mo5Cr4V2

5. Various high quality alloy steels, According to different usage, the choice for alloy is different, types of steel depending on customer requirement.


Technological Process for rubber screw barrel

Blanking→Rough Machining→Quenching & Tempering →Semi Finishing Machining→Finished Product→Detecting→Nitring/Alloy Processed →Finish Machining

Technologic Guidance:

Material38CrMoALA,9Cr18MoV
ApplicationPVC,ABS,TPO
Hardness After Hardening &Tempering:HB240 -280
Nitrided Hardness:Hv850-1000
Nitrided Depth:0.45-0.7mm
Nitrided Brittleness:≤Grade 2
Surface Roughness:Ra0.4
Screw straightness:0.015mm
Surface Chromate-plating's Hardness After Nitrided:≥900Hv
Chromate-plating Depth:0.05-0.10mm
Bimetallic-alloy Hardness:HRC56 -65
Alloy Depth:0.8-2.0mm


Send message to this supplier
Mr. Kevin Wu (Manager)
Tel: 86-580-8050095
Mobile: 13666583666
Enter between 20 to 3,000 chatacters.
Contact Method
Zhoushan Vanscrew Machinery Co.,Ltd.
Yangang North Road,Jintang Town,Dinghai District, Zhoushan, Zhejiang, China (Mainland) / 316032
Fax: 86-580-8050057
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