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Fused and re-sintered mullite brick is made of high-purity fused raw materials, ultrafine powder, and composite additives through high-pressure forming and high-temperature sintering. They have high strength、荷重下での高い耐火性、thermal stability and other excellent features.
Specification of fused and re-sintered mullite brick
| アイテム | 索引 | |
| GM-70 | GM-75 | |
| アル2○3 % | 70以上 | ≥75 |
| 鉄2○3 % | ≤0.8 | ≤0.6 |
| かさ密度 g/cm3 | ≥2.55 | ≥2.65 |
| 見掛け気孔率 % | ≤17 | ≤15 |
| 冷間圧壊強さ MPa | 90以上 | ≥100 |
| 0.2Mpa Refractoriness Under Load ℃ | ≥1680 | ≥1700 |
| Permanent Linear Change Rate % 1500℃×2h | -0.1~0.2 | -0.1~0.2 |
| Thermal shock resistance cycle 1100℃water cooling | 18歳以上 | 20以上 |
About Rongsheng Refractory Company
Rongsheng is a refractory manufacturer that can provide different types of refractory bricks, including high-alumina bricks, mullite insulation bricks, refractory clay bricks, 等. It can also provide amorphous refractory materials, including refractory cement and refractory castables, 等. If you have any needs for refractory materials, please contact us.
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