abstract |
(57) [Abstract] [Purpose] High-alumina brick for rotary kiln and method for producing the same [Structure] The present invention relates to a high-alumina brick containing Al 2 O 3 -SiO 2 as a main component, in which CaO or / A lining material for a rotary kiln having excellent alkali resistance, which is characterized by containing 0.5 to 5% by weight of MgO in total. |