Magnesia alumina spinel bricks for lime kiln
MgO (%): 76~90; Al₂O₃ (%): 8~22; CaO (%)<2.0; SiO₂ (%)<1.2; Fe₂O₃ (%)<0.9Compressive Strength (N/mm²): 55-100Thermal shock resistance 1000℃ /air (Times)>30
Magnesia alumina spinel bricks as lime kiln refractories can be used for burning zone of rotary lime kiln and calcining zone of shaft lime kiln.