ACID RESISTANT BRICKS are manufactured in different dimension and meet IS 4860-1968.
ACID RESISTANT BRICKS is used for masonry constructions, floorings subject to acid attack, lining of chambers and towers in chemical plants, lining of sewers carrying industrial effluents etc to prevent deterioration of the surface by acids except hydrofluoric acid and perchloric acid and other chemicals. These bricks are used with chemical resistant mortars.
| Properties | Unit | IS 4860 CLASS-I | IS 4860 CLASS-II |
|---|---|---|---|
| Water Absorption | (%) Max. | 2 | 4 |
| Flexural Strength | Kg./cm2 min. | 100 | 70 |
| Compressive Strength | Kg./cm2 min. | 700 | 500 |
| Resistance To Acid | Loss in weight % max. | 1.5 | 4.0 |
While lifting and carrying the bricks, care should be taken that the corners / edges do not cut / damage hands.