种类 Item
Al2O3%
Fe2O3%
显气孔率 Gas hole Indicatiing rate %
常温耐压强度 pressure at Normal Temoperature Mpa
耐火度 Fire resistance ℃
荷重软化温度 Softening Temperature at load ℃
重烧线变化 Veriation of Re-burning line
一般制品 General product
50-60
—
≤22
40-54
1750-1790
1420-1520
(1500℃× 2h) +0.1 - 0.4
高炉用高铝砖 High aluminium content Brick for biest furnace
48-65
≤1.8
17-19
45-59
1450-1500
(1500℃× 2h) +0 -0.2
热风炉用高铝砖 High alumlnum Content brick for Hat-air furnace
50-65
≤23
40-49
1430-1500
(1500 ℃ × 2h) +0.1- 0.4
炼钢电炉顶用高铝砖 High alumlnlum content Brick for Electric furnece in Ateel-making
66-80
18-21
58.8-78.8
＞1790
1520-1550
(1500℃ ×2h) +0.1 - 0.4
盛钢桶和高铝质衬砖 High aluminlum content Lining brick for Steel ladie
50-75
21-24
≥39.2
1450-1510
盛钢桶内铸钢用高铝砖 High aluminium content Brick for Steel caasting
≥50
18-23
≥24.5
≥1750
1400-1450
(1450℃ ×2h) +0.1 - 0.4
理化性能 Physical & chemical properties
高铝不烧电炉顶砖 Pressure at normal temperature
化学成份 % Chemiacl composition
Al2O3
≥80
Fe2O3
≤1.7
显气孔率 % Apparent porsity,%
≤15
体积密度 BD,g/cm3
≥3.0
常温耐压强度, CCS Mpa
一般电炉顶砖 For general electric furnace
超高功率电炉顶砖 For super power electric furnace
≥100
耐火度 Fire-resistance, ℃
≥1790
0.2Mpa 荷重软化开始温度RUL,℃
≥1600
重烧线变化 % Linear change on reheating（1550 ℃×3h）
-0.4
热震稳定性次数（1100℃水冷），次 Thermal shock resistance (1100℃ water quench),cycles
≥15
上一页 下一页 第一页 最后页 返回目录
