高爐、熱風(fēng)爐用、鋁碳磚可廣泛應(yīng)用高爐爐身上部鐵口、風(fēng)口、爐底、爐腹、熱風(fēng)爐、熱風(fēng)主、支管蓄熱室格子磚、燃燒室、混風(fēng)室等部位，具有品種齊全，成套完善，使用壽命長等特點(diǎn)。
Sillimanite brick and Al-C breck for blast furmace and hot-blast stove can be used for upper tap , uyere, furnace bottom , furnace tand , hot-blast furnace ,checked brick for combustor ,burning room and wind mixing room ,which has such advantages as complete variety and long service life .
| 名稱 | 鋁碳磚 | 燒成微孔鋁碳磚 |
| 指標(biāo)牌號 | HKAC-1 | HKAC-2 | HKAC-A | HKAC-B | HKAC-C |
| Al2O3 % | ≥58 | ≥55 | ≥60 | ≥60 | ≥55 |
| C % | ≥14 | ≥12 | ≥11 | ≥11 | ≥9 |
| SiC % | ≥5 | ≥4 | TFe≤1.5 | TFe≤1.5 | TFe≤1.5 |
| 耐火度℃ | ≥1790 | ≥1790 | | | |
| 顯氣孔率 % | ≤18 | ≤18 | ≤16 | ≤17 | ≤18 |
| 體積密度g/cm3 | ≥2.5 | ≥2.5 | ≥2.85 | ≥2.65 | ≥2.55 |
| 常溫耐壓強(qiáng)度Mpa | ≥30 | ≥25 | ≥70 | ≥60 | ≥50 |
| 常溫抗折強(qiáng)度 Mpa | ≥12 | ≥9 | | | |
| 荷重軟化溫度0.2Mpa T1℃ | ≥1630 | ≥1600 | | | |
| 線膨脹系數(shù)1000℃×10-6/℃ | 2.4 | 2.4 | | | |
| 導(dǎo)熱系數(shù) 800℃ W/m.k | | | ≥13 | ≥13 | ≥13 |
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