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Properties:
·Light weight brick good for energy conservation.
·Low thermal conductivity and excellent heat resistance.
·Good volume stability at high temperature.
Applications
·Backup lining for fireclay and high alumina brick in boilers, ceramic kiln and high efficiency incinerators, etc.
·Backup lining of cyclone preheaters and cooler in cement plant, hot gas generator, hot air direct stack and floor lining for kiln car, etc.
| Item | Testing Temp of 2% shrinkge on reheating (℃) | Volume Density g/cm3 | Pressure Strength Mpa | Thermal Conductivity at 350℃ kcal/mh℃ | |
| A | A-1 | 900 | ≤0.50 | ≥0.50 | ≤0.13 |
| A-2 | 1000 | ≤0.50 | ≥0.50 | ≤0.14 | |
| A-3 | 1100 | ≤0.50 | ≥0.50 | ≤0.15 | |
| A-4 | 1200 | ≤0.55 | ≥0.80 | ≤0.16 | |
| A-5 | 1300 | ≤0.60 | ≥0.80 | ≤0.17 | |
| A-6 | 1400 | ≤0.70 | ≥1.00 | ≤0.20 | |
| A-7 | 1500 | ≤0.75 | ≥1.00 | ≤0.22 | |
| B | B-1 | 900 | ≤0.70 | ≥2.50 | ≤0.17 |
| B-2 | 1000 | ≤0.70 | ≥2.50 | ≤0.18 | |
| B-3 | 1100 | ≤0.75 | ≥2.50 | ≤0.20 | |
| B-4 | 1200 | ≤0.80 | ≥2.50 | ≤0.22 | |
| B-5 | 1300 | ≤0.80 | ≥2.50 | ≤0.23 | |
| B-6 | 1400 | ≤0.90 | ≥3.00 | ≤0.27 | |
| B-7 | 1500 | ≤1.00 | ≥3.00 | ≤0.31 | |
| C | C-1 | 1300 | ≤1.10 | ≥5.00 | ≤0.30 |
| C-2 | 1400 | ≤1.20 | ≥7.00 | ≤0.38 | |
| C-3 | 1500 | ≤1.25 | ≥10.00 | ≤0.45 | |
