本公司新开发的镁铝尖晶石砖是采用优质烧结镁铝合成砂、电熔镁铝合成砂为原料，经高压成型和高温烧成制造的。产品具有良好的抗热震性、体积稳定性和抗腐蚀性，用于水泥窑和玻璃窑上。
Magnesia alumina spinel brick developed by our Company is made of the sintering composite magnesia alumina and electric fused composite magnesia alumina after high pressure forming and high temperature sintering.The product has excellent thermal shock resistance, volume stability and corrosion resistance, and mainly used for cement kiln and glass kiln.
| 化学成份Chemical compositions | 高纯镁铝砖、方镁石-尖晶石砖 High purity MgO-Al2O3,Bricks, periclase-spinel bricks |
|||
| LGML-80 | MLJ-14 | MLJ-24 | MLJ-50 | |
| MgO(%) | ≥80 | ≥76 | ≥66 | ≥40 |
| Al2O3 (%) | 5-10 | ≥14 | ≥24 | ≥50 |
| SiO2 (%) | ≤1.5 | ≤1.5 | ≥1.5 | ≥1.5 |
| 显气孔率(%) Apparent porosity |
≤16 | ≤17 | ≥17 | ≥17 |
| 常温耐压强度(Mpa) Cold Crushing strength |
≥40 | ≥40 | ≥40 | ≥40 |
| 0.2 Mpa荷重软化点,T0.6(℃)0.2 Mpa refractoriness under load |
≥1700 | ≥1700 | ≥1700 | ≥1700 |
| 热震稳定性(1300℃空冷)/(1100℃水冷) Thermal shock stability |
50/8 | 50/8 | 50/8 | 50/8 |
