// SPEC · 耐火砖
高铬铬镁砖 MgO 62% Cr2O3 16%
高铬铬镁砖，MgO 62%、Cr2O3 16%，化学惰性强，耐活性渣侵蚀，专用于铂族金属及贵重合金冶炼炉。
// 主要特性
- High Cr2O3 content providing superior chemical inertness to reactive slags
- Excellent resistance to platinum, palladium, and rhodium process environments
- Low apparent porosity preventing precious metal infiltration into lining
- Stable thermomechanical properties under cyclic temperature conditions
// 技术规格
| MgO (%) | ≥62 |
| Cr2O3 (%) | ≥16 |
| Apparent Porosity (%) | ≤16 |
| Cold Crushing Strength (MPa) | ≥55 |
| Refractoriness Under Load (°C) | ≥1700 |
// 应用领域
Platinum group metal smelting and refining furnacePrecious alloy vacuum induction melting furnace liningRhodium and palladium recovery furnace working zoneHigh-purity metal remelting cold crucible furnaceSpecialty glass melting tank for optical glass production
// 快速规格
最高温度1780°C
导热系数3.5 W/(m·K) at 600°C
体积密度3.25 g/cm³
执行标准GB/T 2275
// 获取报价