Product detail
Hot Metal Ladle Refractories
1. Clay brick & Dense clay brick
2. High alumina brick (Third class, 55% AL2O3)
3. Aluminum silicon carbide carbon brick, aluminum silicon carbide castable & aluminum silicon castable
Product Parameters
Dense clay brick
| Items项目 | Index指标 | ||||
| Al2O3, % | ≥ | 42 | |||
| Fe2O3, % | ≤ | 1.5 | |||
| Refractoriness 耐火度, °C |
≥ | 1770 | |||
| Cold Crushing Strength 常温耐压强度（MPa） |
≥ | 70 | |||
| Bulk Density 体积密度 （g/cm3） |
≥ | 2.3 | |||
| Apparent porosity 显气孔率（%） |
≤ | 16 | |||
| Thermal shock resistance (1100°C, water-cooling) 热震稳定性 (times) |
≥ | 10 | |||
| （RUL）Refractoriness Under Load 荷重软化开始温度 (0.2MPa, T2), °C |
≥ | 1500 | |||
| （HMOR）Hot Modulus Of Rupture 高温抗折强度, MPa 1100°C*0.5h |
≥ | 10 | |||
| （PLC）Permanent linear change on reheating 重烧线变化, % 1350°C*2h |
+0.1~-0.5 | ||||
Al2O3-Sic-C Brick
| Item 项目+A18:J26 | Chemical index （化学指标） | Physical index （物理指标） | Application 应用 |
||||||
| Al2O3（%） | Sic（%） | F.C（%） | Apparent porosity 显气孔率（%） |
Bulk Density 体积密度 |
Cold Crushing Strength 常温耐压强度 （MPa） |
（HMOR）Hot Modulus Of Rupture 高温抗折强度（MPa）（1400°C*30min） |
|||
| Al2O3-Sic-C Brick | >75 | >6 | >8 | <7.0 | >3 | >75 | >10 | Hot metal zone, Strike zone, Slag line zone 铁水区、冲击区、渣线区 | |
| >70 | >6 | >12 | <7.5 | >2.95 | >65 | >10 | Hot metal zone, Slag line zone铁水区、渣线区、出铁口底部 | ||
| >60 | >10 | >10 | <8 | >2.93 | >65 | >10 | 灌顶部 | ||
| >65 | >10 | >10 | <7 | >2.98 | >75 | >10 | Strike zone冲击区 | ||
| >70 | >10 | >12 | <6.5 | >3.00 | >75 | >10 | Hot metal zone, Strike zone, Slag line zone铁水区、冲击区、渣线区 | ||
| >68 | >10 | >12 | <7.0 | >2.98 | >75 | >10 | Hot metal zone铁水区 | ||
| >75 | >8 | >10 | <6.0 | >3.05 | >75 | >10 | Strike zone, Slag line zone冲击区、渣线区 | ||
| Castable material for hot metal ladle 铁水包浇注料 | |||||
| Mullite refractory castable 莫来石耐火浇注料 | Chemical Component 化学指标 | ≥ | Al2O3+SiO2 | 85 | |
| Bulk Density 体积密度（g/cm3） |
≥ | 110°C*24 | 2.35 | ||
| ≥ | 1550°C*3h | 2.3 | |||
| （L.C.R）linear change rate 线变化率（%） |
1550°C*3h | 0-1.5 | |||
| （HMOR）Hot Modulus Of Rupture 高温抗折强度 |
≥ | 110°C*24h | 5 | ||
| ≥ | 1550°C*3h | 12 | |||
| Cold Crushing Strength 常温耐压强度 |
≥ | 110°C*24h | 40 | ||
| ≥ | 1550°C*3h | 120 | |||
| Thermal shock resistance (1100°C, water-cooling)热震稳定性/次数 time | ≥ | (1000°C, water-cooling) | 50 | ||
| Construction water addition 施工加水量/% |
External addition | 6.5±0.5 | |||
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