| 項目/Index | 氧化鋁空心球磚/Alumina Bubble Brick | |
| JMB-AB-98 | JMB-AB-88 | |
| 長期使用溫度，℃ Long term service temp., ℃ | 1800 | 1650 |
| Al2O3% ≥
| 98 | 88 |
| SiO2% ≤ | 0.3 |
|
| Fe2O3% ≤ | 0.2 | 0.5 |
| 體積密度t/m3 ≥ Density t/m-3≥ | 1.40~1.80 | 1.35~1.80 |
| 常溫耐壓強度,Mpa Cold Crushing Strength MPa ≥ | 10 | 8 |
| 荷重軟化溫度 (0.2Mpa,0.6%), ℃ ≥ Refractoriness under load (0.2Mpa,0.6%), ℃ ≥ | 1700 | 1650 |
| 重燒線變化(1600℃*3h),% Reheat Linear Change (1600℃*3h),%
| ±0.3 | ±0.3 |
| 導熱系數W/m.K(平均溫度800℃) Thermal conductivity W/m.K(@Mean temp.800℃) | 1.0 | 0.9 |
| 線膨脹系數1300℃ ≤ Linear Expansion Rate，1300℃ ≤ | 8*10-6 | 8*10-6 |
浙江嘉吉石化工程有限公司
ZHEJIANG JIAJI PETROCHEMICAL ENGINEERING CO.,LTD
氧化鋁空心球磚
技術數據
