Metal, Aluminium, Ferrous Steel, Non Ferrous, ZHENGZHOU HUAXIN REFRACTORY MATERIAL INDUSTRY, was founded in 1986. We are a large integrated enterprise group, including design production construction repair, full set of service of refractory material for steel, cement, non ferros, etc high temperature thermal industries. 80 thousands tons per year. we have 158 metres and 146 metres tunnel kilns of high temperature tunnel kiln. clay, alumina, Industrial Kilns ...