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 产品详细介绍 |
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项 目 \ 牌 号 |
高热震耐火制品 |
红柱石制品 |
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RDL-75 |
ML-72 |
SDHA55 |
HRN-48 |
HRN-42 |
HLE |
SDHB |
SDHD |
SDHS |
SDDE |
SDHR |
| Al2O3 % |
≥75 |
≥72 |
≥55 |
≥48 |
≥42 |
≥57 |
≥65 |
≥53 |
≥57 |
≥55 |
≥60 |
Fe2O3 %
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≤1.2 |
≤1.2 |
≤0.8 |
≤1.5 |
≤1.5 |
≤1.2 |
≤0.8 |
≤1.0 |
≤1.0 |
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≤0.8 |
TiO2 %
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≤0.5 |
≤0.6 |
≤0.5 |
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≤0.5 |
| K2O+Na2O % |
≤0.5 |
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≤0.6 |
≤0.6 |
≤1.2 |
≤0.6 |
≤1.2 |
≤0.6 |
≤1.2 |
≤1.0 |
≤0.6 |
≤1.2 |
杂质 %
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≤0.7 |
≤0.7 |
≤0.7 |
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≤0.7 |
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耐火度 ℃ |
≥1790 |
≥1790 |
≥1760 |
≥1750 |
≥1750 |
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显气孔率 %
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≤22
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≤23
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≤20
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≤21(24)
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≤23(24)
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≤20(22)
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≤20 |
≤20 |
≤20 |
≤24 |
≤20 |
常温耐压强度 Mpa
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≥60 |
≥50 |
≥55 |
≥40 |
≥40 |
≥40(30)
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≥50 |
≥40
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≥40 |
≥40 |
≥40 |
常温抗折强度 Mpa
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≥15(12) |
≥18 |
≥15 |
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| 荷重软化温 ℃ |
T2≥1550 |
KD≥1550 |
KD≥1550 |
T2≥1550 |
T2≥1520 |
T0.5≥1420
T2≥1580 |
T0.5≥1520
T2≥1630 |
T0.5≥1350
T2≥1490 |
T0.5≥1470
T2≥1580 |
T2≥1580 |
T0.5≥1460
T2≥1600 |
0.2MPa蠕变率
(20～50)h %
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1550℃×50h
≤0.8 |
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1500 ℃
≤0.2 |
1350 ℃
≤0.2 |
1400 ℃
≤0.2 |
1450 ℃
≤0.2 |
1450 ℃
≤0.2 |
重烧线变化率 %
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1550 ℃×2h
+0.1～-0.2 |
1450 ℃×2h
±0.1 |
1450 ℃×2h
±0.1 |
1450 ℃×2h
0～-0.2 |
1450 ℃×2h
0～-0.2 |
1500 ℃×4h
±0.2 |
1500 ℃×4h
±0.2 |
1400 ℃×4h
±0.2 |
1500 ℃×4h
±0.2 |
1500 ℃×4h
±0.2 |
1500 ℃×4h
±0.2 |
热震稳定性,次(1100℃ 水冷)
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≥15 |
≥100 |
≥30 |
≥30 |
≥30 |
≥20 |
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950℃
≥30 |
950℃
≥30 |
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| 使用部位 |
拱顶 |
燃烧室 |
蓄热室、拱顶、
大墙、格子 |
热风管道 |
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注：括号中的数值适用于手工成型制品 | |
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