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牌號/指標(biāo) | MgO(%) | C(%) | 灼減(%) Bulk density | 體積密度(g/cm3) Bulk density | 顯氣孔率(%) Apparent porosity | 耐壓強(qiáng)度(MPa) Compressive strength |
---|---|---|---|---|---|---|
出鋼口袖磚、尾磚 | 72-76 | 14-18 | 2.90-3.03 | ≤3.5 | ≥35 | |
出鋼口座磚 | 76-80 | 10-14 | 3.0-3.05 | ≤4.0 | ≥40 | |
出鋼口修補料 | ≥87 | ≤3 | ≥2.60(110℃x24h) | ≤12 | ≥35 |