Casting generally does not apply pressure,and not require high strength of equipment and molds, has small restrictions on product size. Therefore, the production investment is less, and large-scale parts with excellent performance can be obtained, but the production cycle is long, and mechanical pro......

Investment casting is also called lost wax casting.Its products are precise,complex and near to final shape.We could use directly with little machining or no machining.So investment casting is a net shaped advanced technology.

In modern society,agricultural machinery is becoming more and more important than before by development of science and technology .So some advanced agricultural machines like tractor,cultivator,chisel plow,subsoiler,air seeder,harvester,ect are made for production demands

Defects can not be avoided for casting technics, whether it's investment casting or sand casting. 

Pressure tightness is a very important factor for application of some investment castings, such as the valve body castings and pump body castings. Low pressure tightness of such products will lead to leaking problems, which will affect the safety or life time of the whole system. To control the pres......

Tongda foundry making lots of investment cast brackets in China. Such investment cast brackets are widely used in building pipelines of houses, gas/oil construction industry.