Kaifeng Dense Refractories Co., Ltd. is a professional manufacturer and exporter of Dense Refractory Castables for circulation fluidized bed boilers (CFBC castable), Dense Refractory Castables GT-20, Castable Refractory For Heating Furnaces, High Strength Alkaline Resistant Castable Refractory, Premium Alumina Dense Castables, High Alumina Cement A600, A700 and A900, High Alumina Cement CA50-G7 and CA50-G9, Aluminate Cement CA70, Aluminate Cement CA80, fused Aluminate Cement CA40, Refractory Cement A600, Fire Clay Bricks, Magnesia-Spinel Bricks For Cement Kiln, High Alumina Bricks, Calcium Silicate Boards, White Fused Alumina, Brown Fused Alumina, Tabular Alumina, Reactive Al2O3 Micropowder and insulation slabs. We are located in Kaifeng, China, with convenient transportation access. All of our products comply with international quality standards and are greatly appreciated in a variety of