Portland Cement Production Line Cement types Of Portland Cement Production Line The technology and equipments adopted can produce 32.5r or 42.5n portland cement in accordance with Britain cement standard bs/12/1996 cement standard. And cement types can be adjusted according to market demand. Raw Materials OF Portland Cement Production Line Limestone, argillaceous material, siliceous correcting material, gypsum, iron correcting material. Fuel: Natural gas, heavy oil or coal. The Key Equipment Of The Portland Cement Production Line Rotary kiln belongs to building material equipment, which can be divided into cement kiln, metallurgy chemical kiln and lime kiln according to different materials. Cement kiln is used for making of cement clinker and there are dry and wet methods to make cement. metallurgy chemical kiln is used for magnetic roasting of iron ore and oxidizing roasting of chrome and nickel in the steel factory; baking high-alumina mine in the refractory material factory; baking chamotte and alumina in the aluminium factory and baking chrome ore and chrome powder in the chemical plant. Lime kiln is used for baking active lime and dolomite in the steel factory and ferroalloy factory.