The product is the company application of modern industrial ceramic structure preparation technology, high performance ceramic preform structure developed with intellectual property rights, has a non sticking aluminum, corrosion resistance to molten aluminium, anti permeability,resistance to erosion,anti-oxidation characteristics, suitable for holding furnace, aluminum liquidtransport package metallurgical equipment lining use, can significantly improve the thermal insulation performance and the service life of equipment. The company with the production andrepair of the equipment transformation of energy saving effect is obvious. Can be customized according to customer requirements.