... : light gray white, yellow and white, alumina (AL203)%, 55,50, Active Calcium (Ca0)% ,8-14, l0-15, iron oxide (Fe203)%, 0.5 ... ,1.5.Calcium aluminate powder is the production of the main raw material ... , that is, filtering is good. The company's production of calcium aluminate powder, fully equipped performance requirements of the above-mentioned ...