// SPEC · 耐火原料
大结晶烧结镁砂97%（晶粒>200μm）
大结晶烧结镁砂97%，晶粒尺寸>200μm，超低气孔率≤2.0%，抗渣渗透性和抗热震性优异，适用于BOF转炉渣线、EAF电弧炉Delta部位及RH精炼炉优质砖。
// 主要特性
- Large crystal size >200μm for superior slag penetration resistance
- Ultra-low apparent porosity ≤2.0% for dense microstructure
- High bulk density ≥3.35 g/cm³ for compact premium brick structure
- Excellent thermal shock resistance from optimized periclase crystal morphology
// 技术规格
| MgO (%) | ≥97.0 |
| CaO/SiO2 ratio | ≥3.0 |
| Crystal Size (μm) | ≥200 |
| Apparent Porosity (%) | ≤2.0 |
| Bulk Density (g/cm³) | ≥3.35 |
// 应用领域
BOF converter slag line premium bricksEAF delta section working liningRH degasser lower vessel bricksSteel ladle slag zone high-performance bricksSecondary metallurgy vessel lining
// 快速规格
最高温度1850°C
体积密度3.35 g/cm³
执行标准GB/T 2273
// 获取报价