
剛玉耐磨可塑料
產品優勢: 廠家直銷、按需定制
供貨優勢: 自動化連續生產、保證供貨周期
售后服務: 24小時技術跟蹤服務
牌號 Brand | GS—70 | GS—75 | GS—80 | GS—85 | |
化學成分(%)Chemical composition | Al2O3≥ | 70 | 75 | 80 | 85 |
冷態耐壓強度(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 | |
荷重軟化溫度(℃)Refractoriness under load |
-0.2% | 1380 | 1400 | 1450 | 1500 |
-0.4% | 1500 | 1550 | 1550 | 1580 | |
燒后線變化率(%)Linear changing after burnt |
1350℃×3h After firing at |
±2 | ±2 | ±1.5 | ±1.5 |
體積密度(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 |


