Coal tar can be used as a refractory material. Asphalt is widely used in rubber, tire, triangle belt, conveyor belt, paint, ink, waterproof, asphalt tile, road asphalt viscosifier and other industries
    Asphalt binder in the production of carbon products and impregnating agent mainly in the temperature, such as the production of graphite electrodes, metallurgical furnace with carbon block, the aluminum anode paste and smelting iron alloy, calcium carbide electrode paste and so on.