Gongyi taurus refractory material factory is a professional refractory materials manufacturers and refractory materials suppliers, mainly supply refractory bricks, unshaped refractories, silicon carbide refractory castable, castable refractory cement, pouring material, castable refractory concrete, silica ramming mass etc. Series of refractory materials products, sincerely welcome everyone to visit. Properey BrandGGD-1GGD-2GGD-2AGGD-3GGD-4GGD-5 Chemical composition(%)SiO2959696969790 Al2O3â?¤0.70.60.60.60.50.4 Fe2O3â?¤0.50.50.50.40.40.8 Cold crushing strength(MPa)13003h After firing at151518101025 pparent porosity(%) 13003h After firing at262625252523