Nitrided conical twin-screw barrel

Zhoushan Jianghai Screws Manufacture Co.,Ltd is specialized in making all types of excellent quality screws and barrels for plastic machines, extrusion and rubber machines in Zhejiang China. Conical twin barrel screwSpecification:24/52, 35/76, 45/90, 45/100, 50/105, 51/105, 55/110, 55 / 120,58 / 124, 60/125, 65/120, 65/132,

Featured Products

Zhoushan Jianghai Screws Manufacture Co.,Ltd is specialized in making all types of excellent quality screws and barrels for plastic machines, extrusion and rubber machines in Zhejiang China. 

Conical twin barrel screw

Specification:
24/52, 35/76, 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, 105/213
 
The above is standard, can be customized according to customer requirements.
Screw compression ratio can be designed according to different products and different formulations.
 
Base Material:
1) 38CrMoAlA (JIS SACM645)
2) 42CrMo (AISI 4140)
3) 4Cr5MoSi V1 (JIS SKD-61)
 
Process:
Heat Treatment
Nitriding treatment
 
Technical Parameters:
38CrMoAIA
Nitriding treatment
Surface hardness: 900-1000HV
Nitride layer depth: 0.50-0.80mm
Surface chrome hardness: 900-1000HV
Chromium layer thickness: 0.01-0.10mm
Dual alloy hardness: HRC60-70
Double alloy layer depth ≥ 2mm
Spiral surface with double alloy welding, effectively improve the life of the screw. Easy wear out parts of material mouth is made of imported alloy steel, after special treatment, can effectively improve the wear resistance of the cylinder ear, improve service life.

Nitriding Conical Twin Screw and Barrel
Nitriding Conical Twin Screw and Barrel
Nitriding Conical Twin Screw and Barrel

Nitriding Conical Twin Screw and Barrel


Nitriding Conical Twin Screw and Barrel

Nitriding Conical Twin Screw and Barrel
Nitriding Conical Twin Screw and Barrel
Nitriding Conical Twin Screw and Barrel


WHY CHOOSE US?
1.Jianghai Screws only supply competitive advantage products.
2.Full refund or Free replacement in case of bad quality or late delivery!
3.Jianghai Screws is focus on service for solution, not only supply screw barrel parts.
4.Quality is our culture, with us your money in safe your business in safe!!!
5.Jianghai Screws is the 2017 year the most welcomed MIC gold supplier!!!


FAQ
1. Q: How about Jianghai Screws
    R:18 years experienced, leading screw barrel manufacturer in China.

2. Q:What's Jianghai Screws capacity 
   R:Passed ISO 9001:2008, Our workshop 8000SQM, Engineers team, 50 good experienced employee, All CNC computer control screw processing, 1000 sets screw barrel capacity per month.


3. Q:What's the delivery time 
    R:For regular size, we have finished stock and semi-finished stock, 2.5 weeks max enough
        For customized, normally 3~4 weeks.
 
4. Q:How about Jianghai Screws barrel quality and price 
   R:Top quality in China with competitive price and global after-sale service


5. Q:How to make sure the screw suitable for my extruder?  
    R:Let's know what size you want and we can check it with our drawing.We have lots of BEX,KMD,CMT,AMUT,Weber,Haitian,Sino Holding, Tederic, Borche, Sound,Sonly ect. If your extruder is made in China, it's easy to  get the original drawing. Any way,our engineer can measure in your factory,so cost is saved.


6. Q:What's the life time and guarantee buy from Jianghai Screws screw barrel?
    R:3~5years life time for nitriding ones and bimtallic ones will be longer 
        One year min. Guarantee


7. Q:Where is Jianghai Screws factory and how to reach there? 
   R:At Yangcang Industry Zone,Dinghai, Zhoushan City, Zhejiang Province. It's 2-3 hours by driving from Shanghai City or Ningbo City. If you want to visit us,we also can pick up you there.


8. Q:How to contact with you 
   R:Just reply to me below if have any question. 




































 

Contact us

Please feel free to give your inquiry in the form below We will reply you in 24 hours