ZheJiang Dongrun Casting Industry Co,.Ltd. was built in 1995, We have been in the casting industry for more than 25 years. No matter what type of molding you need done, we are the right supplier for your jobs. Unlike other of our competition, we offer four types of castings – sand casting, gravity casting, low pressure die casting and high pressure die casting.
In our factory, we have our CNC machining equipment, we can do rapid prototyping samples fast. With the samples, we can offer Initial Sample Inspection Report or PPAP Files.
No only casting and CNC machining Service, Dongrun Casting can offer surface finished service too, shot blasting, powder coating, e-coating, plating, Vacuum impregnated.
We have our Laboratory, we can offer raw material report, heat treatment report, leaking test report, dimension report as clients’ requirements.
Aluminum Sand Casting
The History of Aluminum Sand Casting in DongrunAluminum Sand casting is traditional casting process in China, it is major inventions of ancient China, it is important as China's four great inventions. The sand cast process originated i…
Gravity Die Casting
The History of Gravity Die Casting in DongrunIn 2000 year, we built our gravity die casting shop in our factory. There was only one gravity casting machine that time. Now we have four lines for gravity casting and can make 3000kg aluminum …
Aluminum Die Casting
The History of Aluminum Die Casting in DongrunIn 1998 year, we set up our die casting factory near our foundry, it takes 5minutes there. There were only two die casting equipments. By 2009 year, we have eight sets of die-casting equipment …
CNC Machining
In our factory, we are training the operators all the time. They can join in some skill games in China and take good achievement. I am sure our skilled operators can meet your requirements in drilling and tapping, milling, lathe work and C…
Finishing Service
Surface finished ?Removing Burrs ?Shot Blasting?Mirror Polishing Powder Coating ?Electrophoretic?Coating ?Black Anodizing ?Tumbling?Nickel Plated ?Tin Plated?Heat Treatment ?Vacuum Impregnation ???Leaking Test????
Quality Control
During many of procedures and upon completion of all the machining operations, Dongrun Casting performs high quality policy to ensure the manufactured part to meet customers’ demands.We use a variety of testing instruments including "go …
