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Tel：0086-510-81708128 |
Hotline：013921378999 |
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 Alumina-Silicon Refractory Brick |
Counter 212 Addtime：2006-07-05 18:27:15
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SK-40 |
SK-38 |
SK-36 |
SK-34 |
SK-32 |
| Al2O3≥% |
82 |
70 |
58 |
42 |
34 |
| SiO2 ≤% |
10 |
28 |
38 |
54 |
62 |
| Fe2O3 ≤% |
2.0 |
2.0 |
2.0 |
2.0 |
2.0 |
| Bulk density≥g/cm3 |
2.70 |
2.45 |
2.20 |
2.0 |
1.95 |
| Cold crushing strength≥MPa |
70 |
50 |
40 |
25 |
23 |
| Refractoriness under load 0.2MPa |
1650 |
1600 |
1550 |
1450 |
1430 |
| Apparent porosity |
20 |
22 |
23 |
24 |
25 |
| Linear change heating % |
- |
- |
+0.3
1500℃,2h |
+0.5
1450℃,2h |
+0.5
1400℃,2h |
| Refractoriness >℃ |
1850 |
1850 |
1790 |
1750 |
1710 |
| Service Temperature ℃ |
1600 |
1550 |
1450 |
1380 |
1300 |
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