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Furnace Bottom Clay Block by Vibration and Pouring Process
|
项目 |
理化指标 |
|
|
BN-40 |
BN-60 |
|
|
Al2O3 % |
≥43 |
≥61 |
|
Fe2O3 % |
≤1.3 |
≤1.3 |
|
R2O % |
≤1.0 |
≤1.0 |
|
耐火度 ℃ |
≥1750 |
≥1770 |
|
荷重软化温度KD℃ |
≥1400 |
≥1550 |
|
重烧线变化1400℃×2h |
+0.1/-0.4 |
+0.1/-0.3 |
|
显气孔率 |
≤18 |
≤19 |
|
体积密度 |
≥2.35 |
≥2.45 |
|
常温耐压强度 |
≥50 |
≥60 |
Big clay brick, our company’s characteristic product, is formed by ramming process with unique techniques. It is mainly used in the glass furnace melting tank bottom, wall, forming section, etc. Its thermal insulation property is better than other similar products’. It also has the features of good resistance against glass solution erosion and alkali corrosion, high processing precision and convenient installation.