Porosint 500
A chemico-ceramic bonded hot-face insulation brick rated to 1300 °C, at 0.55–0.63 g/cc with thermal conductivity of 0.18–0.25 kcal/m/hr/°C at 800 °C hot face. Cold crushing strength is 10–18 kg/cm², and reversible thermal expansion is 0.55% at 1000 °C.
| NATURE OF BOND | CHEMICO – CERAMIC |
|---|---|
| Maximum Service Temperature | 1300 ºC |
| Reversible Thermal Expansion: | 0.55% at 1000°C |
| Al₂O₃ content, % | 38.00 – 43.00 |
| Fe₂O₃ content, % | 1.03 – 1.15 |
| Bulk density, g / cc | 0.55 – 0.63 |
| Cold crushing strength, kg/cm² | 10 – 18 |
| PLC, % after heating at 1250 ºC / 24 hrs | + 0.3 to - 0.8 |
| Thermal Conductivity Kcal/m/hr/ºC at 800ºC HF | 0.18 – 0.25 |
Values as published by the manufacturer. Manufacturer TDS governs.
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