Fire Clay Brick | clay | refractory | shaped | Low porosity | Low creep
Also known as sintered brick clay brick, is a man-made small bulk building, brick with clay as the main raw material, through the mud processing, molding, drying and roasting, respectively, solid and hollow, is a very good refractory material.
Item | Index | |||||||
N-1 | N-2a | N-3a | N-3b | N-4 | N-5 | N-6 | ||
Refractoriness,℃,≥; | 1750 | 1730 | 1730 | 1710 | 1710 | 1690 | 1670 | |
1580,0.2MPa Refractoriness under Load, ℃,, ≥; | 1400 | 1350 |
| 1320 |
| 1300 |
| |
Linear Change after Reheating,% | 1400℃X2h | +0.1~-0.4 | +0.1~-0.5 | +0.2~-0.5 | ||||
1350℃X2h | +0.2~-0.5 | +0.2~-0.5 | +0.2~-0.5 | +0.2~-0.5 | ||||
App.Porosity,%,≤ | 22 | 24 | 26 | 24 | 26 | 24 | 28 | |
C.C.S,MPa,≥ | 30.0 | 25.0 | 20.0 | 20.0 | 15.0 | 20.0 | 15.0 | |