| HIGHALUMINA BRICKS SPECIFICATION | ||||||||
| QUALITY | CHEMICAL ANALYSIS |
PHYSICAL PROPERTIES |
THERMAL PROPERTIES |
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| PARAMETERS | Al2 O3 Min (%) |
Fe2 O3 Max (%) |
A.P Max (%) |
B.D. Avg (g/cc) |
C.C.S. Min (kg/cm2) |
P.C.E. Min Ort/°C |
RUL Min (ta°C) |
PLC Max (%)/°C |
| CORROREF™ – 45 | 45 | 3 | 23 – 24 | 2.20 | 350 | +30/+1665 | 1410 | 1.0/1400 |
| CORROREF™ – 50 | 50 | 3 | 23 – 24 | 2.30 | 350 | +31/+1638 | 1420 | 1.5/1450 |
| CORROREF™ – 55 | 55 | 3 | 22 – 23 | 2.40 | 375 | +32/+1420 | 1420 | 1.5/1450 |
| CORROREF™- 60 | 60 | 3.5 | 22 – 23 | 2.50 | 400 | +33/+1743 | 1430 | 2.0/1500 |
| CORROREF™ – 65 | 65 | 3.5 | 22 – 23 | 2.55 | 450 | +34/+1763 | 1430 | 2.0/1500 |
| CORROREF™ – 70 | 70 | 3.5 | 21 – 22 | 2.60 | 500 | +35/+1785 | 1440 | 2.0/1500 |
| CORROREF™- 80 | 80 | 3.5 | 21 – 22 | 2.70 | 600 | +36/+1785 | 1460 | 2.0/1500 |
| NOTE:- | ||||||||
| 1. Size Tolerance: + / – 1.5 % or + / -2 mm whichever is greater. 2. Above specified values relate to machine pressed standard bricks. 3. P L C values are for specimens heated at given temp. For 2 Hours. |
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