We supply multiple variants of ACID BRICKS- ASTM C279, and we are happy for fulfilling your necessity.
ASTM C279 Class-II & III
| Classification of ASTM C279 | ASTM C279 Class-III | ASTM C279 Class-II | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| WATER ABSORPTION % | 1.5 (Max) | 4 (Max) | |||||||||
| POROSITY % | 3 (Max) | 8 (Max) | |||||||||
| BULK DENSITY, (G/CC) | 2.35 | 2.32 | |||||||||
| MODULUS OF RUPTURE, Mpa | 14 | 14 | |||||||||
| COMPRESSIVE STRENGTH, PSI | 21447 to 22757 | 14550 to 15000 | |||||||||
| ACID SOLUBILITY, Loss in Mass,% | 8 (Max) | 8 (Max) | |||||||||
| THERMAL CONDUCTIVITY, BTU-in/hr-ft²-°F | |||||||||||
| @ 300 ⁰F | 7.92 | 7.92 | |||||||||
| @ 600 ⁰F | 8.35 | 8.35 | |||||||||
| @ 1200 ⁰F | 9.14 | 9.14 | |||||||||
| @ 1600 ⁰F | 10.28 | 10.28 | |||||||||
| CHEMICAL PROPERTIES (%) | |||||||||||
| Al₂O₃ | 3 (Max) | 8 (Max) | |||||||||
| SiO₂ | 66.65 | 68.65 | |||||||||
| MgO | 0.5 | 0.5 | |||||||||
| TiO₂ | 1.1 | 1.1 | |||||||||
| CaO | 0.95 | 0.95 | |||||||||
| Fe₂O₃ | 1.2 | 1.2 | |||||||||
| ZrO₂ | 0.035 | 0.035 | |||||||||
| Na₂O | 2.5 | 2.5 | |||||||||
| K₂O | 2.9 | 2.9 | |||||||||