Item: MA-80AW (MgO) /% ≥ 80W (Al₂O₃) /% 5~10A.P./% ≤ 18B.D. (g/cm³) ≥ 2.85C.C.S./MPa ≥ 450.2MPa RUL TO.6℃ ≥ 1600T.R. 950℃ Air ≥ 3Magnesia alumina brickQuantity*