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产品详细介绍 |
项 目 \ 牌 号 |
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Al2O3 % |
≤1.0 |
≥42 |
≥40 |
≥65 |
≥55 |
≥48 |
≥42 |
≥55 |
Fe2O3 % |
≤1.3
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≤1.6 |
≤1.35 |
SiO2 % |
≥95 |
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≤40 |
MgO % |
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1.7~3.0 |
耐火度 ℃ |
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≥1750 |
≥1730 |
≥1790 |
≥1770 |
≥1750 |
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显气孔率 %
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≤22(24) |
≤24 |
≤24 |
≤24 |
≤24 |
≤24 |
≤16 |
25(26) |
体积密度 g/cm3
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显密度 ≤2.32
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≥2.30 |
≥2.15 (2.10) |
常温耐压强度 Mpa
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≥45(35)
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≥29.4 |
≥24.5 |
≥49.0 |
≥44.1 |
≥39.2 |
≥60(50) |
≥50(40) |
荷重软化温度KD ℃
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≥1650 |
≥1400 |
≥1350 |
≥1500 |
≥1470 |
≥1420 |
T2≥1480 |
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重烧线变化率 % |
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1450℃×2h 0~-0.4 |
1350℃×2h 0~-0.3 |
1500℃×2h +0.1~-0.4 |
1500℃×2h +0.1~-0.4
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1450℃×2h +0.1~-0.4
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1450℃×4h 0~-0.2
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热震稳定性,次(1100℃ 水冷)
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≥80 |
0.2MPa蠕变率 % 1550℃×50h
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≤0.8 |
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热风炉大墙格子
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热风炉陶瓷燃烧器
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