Specifications

pany is located on Zhoushan the capital of screw
2.offers considerate after-sales service
3.ISO 9001:2008 approved

 

ZY is a professional designer and manufacturer for all kinds of screws and barrels in this field for 12 years.

We have rich export experience,know very well of different  screw designs of world famous machine brands.Customers in 30 countries approved our products with good quality and moderate pricing.

If you are looking for a reliable screw barrel supplier,we will be your best choice.

 

Specification:

Parallel twin screw diameter :D18-D177mm

 

Material:

1.W6Mo5Cr4V2

2.38CrMoAIA(JIS SACM645)

3.42CrMo(AISI4140)

4.S45C

 

Technics:

1.Heat treatment

2.Nitriding treatment

3.Vacuum quenching

 

Technical  parameter:

D/d ratio:1.55

Nitrided layer depth:>0.4mm

Nitrided hardness:900-1000HV

 

  

 

ISO 9001:2008 approved :

 

ABOUT ZHONGYANG:

 

    Our factory manufactured with high-quality material, applying the method of hardening and tempering and nitriding, thus it enjoys the characteristics of long working life, wear resistance, and anti corrosion. Besides, the technique of hard alloy spraying or chrome plating can be used on the working surface of screw, which will make it have better using effectiveness. We can supply screw and barrel for Krauss Maffei ,ShangHai JwellL,CINCINNATI, HaiTian,weber and so on, we also can make screw and barrel according to your drawings, we even can design screw and barrel for you as long as you have connection size.

 

 

 

OUR STRENGTH:

 

1.offers considerate after-sales service: we have adjustors for your machine if there is any problem with our products.

 

2.ISO 9001:2008 approved: you won’t worry about the quality of our products, each product will be inspected extremely strictly.

 

3.Location advantage: our company is close to NINGBO/SHANGHAI port and located on Zhoushan the screw capital

 

 

Thanks for visiting,hope to cooperate with your company .