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EGR gas chamber-stainless steel precision casting

Stainless steel

EGR gas chamber-stainless steel precision casting

This is a part used in automobile exhaust gas treatment system,EGR cooler.


The specification of the part is LxWxH:60mmx60mmx100mm, wall thickness:2.5mm, weight:0.72Kg;


Material:stainless steel 304.


Product testing requirements: air tightness test, pass 500kPa compressed air, hold pressure for 1min, no leakage;

Product description

This is a part used in China's famous diesel engine factory, the engine exhaust system - EGR cooler in the parts, the name is called gas chamber.
It is made of stainless steel 304 material, which has the advantages of high temperature resistance, corrosion resistance, etc. It is widely used in the field of precision casting parts for automobiles, food machinery, valve bodies, pumps and other precision casting parts;

Product features

1, thin-walled, complex structure, easy to produce deformation in the casting process
2, the product has a sealing requirement, for casting defects in the control of higher requirements
3, there are high positional requirements between the processing surface, especially the EGR valve mounting surface is very high precision, so the development of high requirements for the development of processing equipment
The structure of the product is called complex, and then the pre-development, the sealing test does not pass, resulting in a high rate of scrap, through the efforts of our team, and finally overcome the casting defects, reduce the leakage rate and achieve mass production;

Product HISTORY

This product is our mature products, mass production began in 2017, currently in a stable supply state, annual supply in 2W +;
Our company has a strong technology development team, with the ability to develop a variety of shaped parts in the field of precision casting, and provide integrated services from blank to machining; strive for excellence, to provide customers with efficient, high-quality products and services has always been our adhering to the concept.