According to relevant report, in the require of casting industry " Twelfth Five-Year" planning that the foundry industry put forward the energy conservation and emissions reduction, improve casting industry economic efficiency, reduce energy consumption, environmental protection is now casting industry emphasis development target, with the improvement of people's living standards, the requirements of environmental quality is getting higher and higher, and these have had to make the the existing foundry industry pattern of quadratic programming. This is the the inevitable requirements of current economic development of the foundry industry, which will also promote the establishment and improvement of a new pattern of heavy industry.