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Acid resistant bricks for boiler chimney

Al₂O₃:23; SiO₂(%):71; Fe₂O₃ (%):1.0; Na₂O/K₂O(%):3.0
Bending Strength(MPa):15
Thermal Expansion 1000℃(%)≥0.55

Application:

Acid resistant bricks as power plant boiler refractories are mainly used for linings in the flue and chimney of thermal power plant.

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