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About Us

 
 

Borui Casting is the professional exhaust manifold manufacturer in China, specializing to produce various cast iron exhaust manifolds, including gray iron and ductile iron exhaust manifolds. Our advantagous is producing aftermarkt, custom, OEM exhaust manifolds.

Borui Casting International Ltd is a joint-venture foundry company in China. Our main share holder is Dandong Foundry, we also have some assosiated foundries in our local area, who have produced cast iron exhaust manifolds for many years.

We are ISO 9001 and TS 16949 certified, and have completed quality control and inspection system. All of our exhaust manifolds have one year quality warranty. This will effectively save the further quality inspection costs for our clients.

More about us ...

 
     
 

Exhaust Manifold

 
 

We could produce various cast iron (gray iron, ductile iron) exhaust manifolds according to drawings or samples. Our foundry could produce many types of Dorman's exhaust manifolds for Ford, Lincoln, GMC cars, SUV and pickup trucks.

 
 

Cast Iron Exhaust Manifold

Dorman Exhaust Manifold

Ford & Lincoln Exhaust Manifold

Stainless Steel Exhaust Manifold

 
     
 

Production Equipment

 
 

Our foundry has established over 50 years, so we have very rich production experience for various gray iron and ductile iron casting products.

Our main casting production equipments inlcudes automatic molding line, green sand machine molding, shell molding process, resin sand molding line etc.

We also have many CNC centers, and other machining equipments, so we could complete all machining works by our own.

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Quality Control & Inspection

 
 

We have quality management certificate of ISO 2001 and TS 16949, so our quality control and inspection is our advantage.

As all know, for producing cast iron exhaust manifolds, the production is not easy, but the quality control and inspection is even more difficult and complex. We could perform 100% inspection to all exhaust manifolds we delivered.

Our quality inspection include mechanical testing, chemical analysis, metallographic inspection, ultrosnoic testing, visual inspection, dimensional inspection and liquid penetrant inspection etc.

More quality inspection ...

 
     
 

Manifold Knowledge Sharing

 
 
  1. How to Weld and Repair Cast Iron Parts.
    Repairing a model L Lincoln cast iron water pump, which also applies to repairing a cast iron exhaust manifold.
  2. Guidance for Repairing an Exhaust Manifold.
    A common characteristic of keeping older equipment is that some parts to make repairs can be extremely difficult to locate.
  3. Exhaust Manifold Interchange.
    Exhaust manifolds used on most classic American car engines are cast-iron, which can cause problems after long use because it is brittle and can break or warp.
  4. Differences Between Exhaust Manifolds and Headers.
    Although exhaust manifolds and headers seem to perform similar functions, they have substantial differences between them.
  5. How to Distinguish a Exhaust Manifold Cracked?
    An engine's exhaust manifold (or manifolds) is an integral part of the exhaust system.
 
 

 

 
 

 

 

 

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