... applied in mining, metallurgy, building materials, chemistry and other industries, mainly stoving mineral powder, slag, ... iron ore, and oxidizing roasting of chrome ore and nickel ore, etc. In s teel plants. ... used for roasting chrome ores, and chrome powders, and more.3. Lime kiln is applied ... can provide all kinds of kiln, pls let us know your detail requirements, we would choose the proper type for you ...