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High alumina bricks for circulating fluidized bed boiler

Al₂O₃ (%)≥70~85; Fe₂O₃ (%)≤2.0
Cold crushing strength(MPa): 45~70
Permanent linear change 1500℃×2h (%) : +0.1~-0.4

Application:

High alumina bricks for circulating fluidized bed boiler can be used as linings of material-returning vessel, economizer wall, mixing chamber inner wall, flue gas duct and chimney.

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