Main raw materials of Al2O3,SiO2,CaO etc. Supplying standard and unregular shapes bricks. Make order to any sizes for customer 1 ... strength, bulk density, heat shock stable and so on.2. Alkalinity refractory product taxonomic approach The fire-proof material varied ... stove, the glass kiln and so on.4. High alumina bricksThe high alumina brick’s aluminum content is higher than 48%.First level, The ...