wanhaorefractory

Refractory materials   generally refers to the degree of fire in the 1580 C or more inorganic non-metallic materials, including natural ore ( refractory raw materials ) and according to a certain purpose and requirements, according to a certain process to produce a variety of products (fire resistance), with a certain degree of high temperature mechanical properties and good volume stability. Refractory materials are steel, nonferrous metals, petrochemical, building materials, machinery, electric power, environmental protection and even national defense and other important basic materials, but also a variety of high temperature industrial furnaces and equipment indispensable support materials. Technological progress of refractory materials plays an important role in the development of high temperature industry. Enterprise organizational structure adjustment, namely to "group" principle, the formation of a number of famous and special products, have complete independent devel...