Information
Fire Clay Brick
Fire Clay Brick | |||||
INDEX | FR-1-CSK32 | FR-2-CSK34 | FR-3-CSK36 | FR-4-CSK38 | |
AL2O3 | ≥30% | ≥38% | ≥50% | ≥70% | |
FE2O3 | ≤3.0% | ≤2.5% | ≤2.0% | ≤2.0% | |
REFRACTORINESS | 32SK | 34SK | 36SK | 38SK | |
REFRACTORINESS | 1300℃ | 1350℃ | 1450℃ | 1520℃ | |
UNDER LOAD 0.2 MPA | | | | | |
APPARENT POROSITY | 22-26% | 19-23% | 20-24% | 20-22% | |
BULK DENSITY | 2..05G/CM3 | 2.10-2.15G/CM3 | 2.30-2.40G/CM3 | 2.45-2.55G/CM3 | |
COLD CRUSHING | 25MPA | 25MPA | 45MPA | 50MPA | |
STRENGTH | | | | | |
THERMAL EXPANSION | 0.60% | 0.60% | 0.30% | 0.30% | |
AT 1000℃ | | | | | |
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