Verified Company
Dashiqiao City Quanshun Flame-Proof Material Co., Ltd.
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1.Spolit fire bricks, magnesite chrome brick
2.Good high temperature properties
3.Good thermal shock resistance
Magnesia fire brick, magnesite chrome brick is detailed as follow :
| MgO-Cr2O3 Bricks | |||
| MgO | Cr2O3 | Apparent porosity | C.C.S |
| (% minm) | (% minm) | (% max) | (MPa minm) |
| 40 | 20 | 23 | 30 |
| 45 | 20 | 20 | 35 |
| 50 | 16 | 20 | 35 |
| 55 | 12 | 20 | 30 |
| 60 | 12 | 20 | 35 |
| 65 | 8 | 20 | 35 |
| Recombined MgO-Cr2O3 Bricks | |||
| MgO | Cr2O3 | Apparent porosity | C.C.S |
| (% minm) | (% minm) | (% max) | (MPa minm) |
| 50 | 20 | 16 | 40 |
| 55 | 16 | 16 | 40 |
| 60 | 20 | 16 | 45 |
| 65 | 16 | 16 | 45 |
| Direct-combined MgO-Cr2O3 Bricks | |||
| MgO | Cr2O3 | Apparent porosity | C.C.S |
| (% minm) | (% minm) | (% max) | (MPa minm) |
| 58 | 18 | 18 | 40 |
| 60 | 16 | 18 | 40 |
| 65 | 12 | 18 | 40 |
| 75 | 8 | 18 | 40 |
| 80 | 4 | 18 | 40 |