Overview
Product Details
fire brick
China Refractory Supplier Top Quality Fire Proof Brick with Various Specifications
Item/Grade |
Fire Clay Brick |
|||
SK-30 |
SK-32 |
SK-34 |
SK-35 |
|
Al2O3% (≥) |
30 |
35 |
38 |
45 |
Fe2O3% (≥) |
2.5 |
2.5 |
2 |
2 |
Refractoriness(SK) |
30 |
32 |
34 |
35 |
Refractoriness under load, 0.2MPa, ℃ (≥) |
1250 |
1300 |
1360 |
1420 |
Apparent porosity (%) |
22-26 |
20-24 |
20-22 |
18-20 |
Bulk density(g/cm3)) |
1.9-2.0 |
1.95-2.1 |
2.1-2.2 |
2.15-2.22 |
Cold crushing strength, MPa (≥) |
20 |
25 |
30 |
40 |
Item/Grade |
High Alumina Brick |
|||
SK-36 |
SK-37 |
SK-38 |
SK-40 |
|
Al2O3% (≥) |
55 |
65 |
70 |
75 |
Fe2O3% (≥) |
2 |
2 |
2 |
2 |
Refractoriness(SK) |
20-23 |
20-23 |
20-22 |
18-20 |
Refractoriness under load, 0.2MPa, ℃ (≥) |
1250 |
1300 |
1360 |
1420 |
Operating temperature (℃ ) |
1400 |
1430 |
1480 |
1500 |
Bulk density(g/cm3) |
2.23 |
2.35 |
2.46 |
2.58 |
Cold crushing strength, MPa (≥) |
45 |
50 |
60 |
70 |
Unit weight (KG) |
3.8 |
4.0 |
4.2 |
4.4 |
Trading Area
Global