High Aluminia brick for HOT BLAST FURNACE

PRODUCT DETAILS

HIGH ALUMINIA BRICKS FOR HOT BLAST FURNACE

Item RL-65 RL-55 RL-48
Al2O3  %  65 55 48
Refractoriness, 1780 1760 1740
显气孔率  %  2224
常温耐压强度CCS,MPa 50 45 40
RUL,0.2MPa,℃ 1500 1470 1420
Linear changes on reheating% 1500×2h +0.1-0.4 +0.1-0.4 /
1450×2h / +0.1-0.4
Thermal shock resistance
(1100,water cooling,Cycle
roofwall)≥6
Notethe value in brackets is for checker of regenerator.
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