|
性能 properey
|
GS—70 |
GS—75 |
GS—80 |
GS—85 |
|
牌号 Brand |
|
化学成分（%）Chemical composition |
Al2O3≥ |
70 |
75 |
80 |
85 |
|
冷态耐压强度（MPa）Cold crushing strength |
110℃×24h
After drying at |
10 |
12 |
15 |
15 |
|
|
600℃×3h
After firing at |
16 |
20 |
20 |
22 |
|
|
1350℃×3h
After firing at |
25 |
25 |
26 |
28 |
|
荷重软化温度（℃）Refractoriness under load |
-0.2% |
1380 |
1400 |
1450 |
1500 |
|
|
-0.4% |
1500 |
1550 |
1550 |
1580 |
|
烧后线变化率（%）Linear changing after burnt |
1350℃×3h
After firing at |
±2 |
±2 |
±1.5 |
±1.5 |
|
体积密度（g./cm3）Bulk density |
1350℃×3h
After firing at |
2.6 |
2.65 |
2.7 |
2.8 |
|
耐火度（℃）Refractoriness≥ |
1700 |
1750 |
1790 |
1790 |
|
施工用量（kg/m3）Amount for construction |
2800 |
2850 |
2900 |
3000 |
|
应用 Application |
有色金属、黑色金属感应熔化炉及附属设备Induction smelting furnace for nonferrous metal and ferrous metal
|
|
特点Characteristic |
寿命长 耐冲刷 耐侵蚀 热震稳定性好耐剥落 体积稳定 强度高 耐磨性imeproof Corrosion resistance
Thermal shock resistance Spalling resistance Volume stability
High strength Abrasion resistance |
