镁铬砖钢铁有色
产品参数Product parameters
| 指标Specification/牌号Brand | 直接结合镁铬砖 Direct-bonded MgO-Cr2O3 brick | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ZHMGe-20A | ZHMGe-20B | ZHMGe-18A | ZHMGe-18B | ZHMGe-16A | ZHMGe-16B | ZHMGe-12A | ZHMGe-12B | ZHMGe-8A | ZHMGe-8B | ZHMGe-6 | ZHMGe-4 | |
| MgO % ≥ | 56 | 56 | 58 | 58 | 60 | 60 | 64 | 64 | 68 | 68 | 70 | 72 |
| Cr2O3 % ≥ | 20 | 20 | 18 | 18 | 16 | 16 | 12 | 12 | 8 | 8 | 6 | 4 |
| SiO2 % ≤ | 1.5 | 2.0 | 1.5 | 2.0 | 1.5 | 2.0 | 1.5 | 2.0 | 1.5 | 2.0 | 2.0 | 2.0 |
| 显气孔率 % ≤ Apparent porosity | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 |
| 体积密度 g/cm³ ≥ Bulk density | 3.15 | 3.15 | 3.15 | 3.15 | 3.15 | 3.15 | 3.15 | 3.15 | 3.10 | 3.10 | 3.10 | 3.10 |
| 常温耐压强度 MPa ≥ Cold Crushing Strength | 40 | 35 | 40 | 35 | 40 | 35 | 40 | 35 | 40 | 35 | 35 | 35 |
| 0.2MPa荷重软化开始温度 ℃ ≥ Refractoriness Under Load of 0.2MPa | 1650 | 1600 | 1650 | 1600 | 1650 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 |
| 指标Specification/牌号Brand | 电熔再结合镁铬砖 Fusd-bonded MgO-Cr2O3 brick | |||||||
|---|---|---|---|---|---|---|---|---|
| ZDMGe-26A | ZDMGe-24A | ZDMGe-22A | ZDMGe-22B | ZDMGe-20A | ZDMGe-20B | ZDMGe-16A | ZDMGe-16B | |
| MgO % ≥ | 50 | 52 | 54 | 54 | 58 | 58 | 62 | 62 |
| Cr2O3 % ≥ | 26 | 24 | 22 | 22 | 20 | 20 | 16 | 16 |
| SiO2 % ≤ | 1.2 | 1.2 | 1.2 | 1.5 | 1.2 | 1.5 | 1.2 | 1.5 |
| 显气孔率 % ≤ Apparent porosity | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 |
| 体积密度 g/cm³ ≥ Bulk density | 3.30 | 3.30 | 3.30 | 3.25 | 3.25 | 3.25 | 3.25 | 3.25 |
| 常温耐压强度 MPa ≥ Cold Crushing Strength | 45 | 45 | 45 | 40 | 45 | 40 | 45 | 40 |
| 0.2MPa荷重软化开始温度 ℃ ≥ Refractoriness Under Load of 0.2MPa | 1700 | 1700 | 1700 | 1700 | 1700 | 1700 | 1700 | 1700 |
| 指标Specification/牌号Brand | 半再结合镁铬砖 Semi-bonded MgO-Cr2O3 brick | |||||||
|---|---|---|---|---|---|---|---|---|
| ZBDMGe-20A | ZBDMGe-20B | ZBDMGe-18A | ZBDMGe-18B | ZBDMGe-16A | ZBDMGe-16B | ZBDMGe-12A | ZBDMGe-12B | |
| MgO % ≥ | 58 | 58 | 60 | 60 | 62 | 60 | 66 | 66 |
| Cr2O3 % ≥ | 20 | 20 | 18 | 18 | 16 | 16 | 12 | 12 |
| SiO2 % ≤ | 1.5 | 1.8 | 1.5 | 1.8 | 1.5 | 1.8 | 1.5 | 1.8 |
| 显气孔率 % ≤ Apparent porosity | 16 | 17 | 16 | 17 | 16 | 17 | 16 | 17 |
| 体积密度 g/cm³ ≥ Bulk density | 3.25 | 3.22 | 3.25 | 3.22 | 3.25 | 3.22 | 3.22 | 3.20 |
| 常温耐压强度 MPa ≥ Cold Crushing Strength | 45 | 40 | 45 | 40 | 45 | 40 | 45 | 40 |
| 0.2MPa荷重软化开始温度 ℃ ≥ Refractoriness Under Load of 0.2MPa | 1700 | 1700 | 1700 | 1700 | 1700 | 1700 | 1700 | 1700 |
| 指标Specification/牌号Brand | 普通镁铬砖 MgO-Cr2O3 brick | |||||
|---|---|---|---|---|---|---|
| ZMGe-16A | ZMGe-16B | ZMGe-12A | ZMGe-12B | ZMGe-8A | ZMGe-8B | |
| MgO % ≥ | 55 | 50 | 60 | 55 | 65 | 60 |
| Cr2O3 % ≥ | 16 | 16 | 12 | 12 | 8 | 8 |
| SiO2 % ≤ | 3.5 | 4.5 | 3.5 | 4.5 | 4.0 | 5.0 |
| 显气孔率 % ≤ Apparent porosity | 18 | 18 | 18 | 18 | 20 | 20 |
| 体积密度 g/cm³ ≥ Bulk density | 3.05 | 3.00 | 3.00 | 3.00 | 3.00 | 3.00 |
| 常温耐压强度 MPa ≥ Cold Crushing Strength | 35 | 30 | 35 | 30 | 35 | 30 |
| 0.2MPa荷重软化开始温度 ℃ ≥ Refractoriness Under Load of 0.2MPa | 1620 | 1580 | 1620 | 1580 | 1620 | 1580 |
