公司研制的水泥窯用系列耐火材料具有耐堿侵蝕、耐剝落、耐沖刷、使用壽命長等特點，可廣泛應用于水泥回轉(zhuǎn)窯燒成帶、過渡帶、卸料口。
Refractory for cement kiln developed by this factory has such advantages as alkalpiroof ,antipelling,abrasion-resistance and long service life ,which can be used as burnt belt ,intermediate belt and the mouth of unloading for cement rotary kiln .
| 指標/牌號 | 直接結(jié)合鎂鉻磚 | 普通鎂鉻磚 | 鋁鎂尖晶石磚 | 不燒鎂鉻磚 | 水玻璃
結(jié)合鎂磚 | 鎂鋯磚 |
| HDMC-7 | HDMC-12 | HML-75 | HBMG-12 | HBMG-8 | HM-B | HMZR |
| MgO % | ≥75 | ≥55 | ≥75 | ≥62 | ≥65 | ≥85 | 76-85 |
| SiO2 % | ≤2.5 | ≤6.0 | ≤1.8 | ≤5 | ≤4 | ≤5 | 6.5-13
ZrO2 |
| Cr2O3 % | ≥7 | ≥12 | | ≥12 | ≥8 | | |
| Al2O3 % | | | ≥10 | ≥10 | ≥10 | ≤6 | |
| 體積密度 g/cm3 | | ≥2.95 | ≥2.95 | ≥3.15 | ≥3.0 | 2.85 | 3.17-3.25 |
| 顯氣孔率% | | ≤18 | ≤18 | ≤16 | ≤18 | 17-19 | 12-14 |
| 冷壓強度Mpa | ≥40 | ≥24.5 | ≥45 | ≥60 | ≥50 | ≥60 | ≥90 |
| 荷重軟化溫度℃ | ≥1620 | ≥1550 | ≥1700 | ≥1550 | ≥1530 | ≥1440 | ≥1640 |
| 線膨脹率%(1000℃) | 0.96 | 1.2 | 0.91 | 1.2 | 1.2 | | |
| 抗熱震性(1100℃水冷)次 | ≥8 | ≥15 | ≥5 | ≥10 | ≥4 | | |
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