剛玉莫來石制品是采用電熔合成原料,高壓成型,高溫燒成的具有較高耐火度及機械強度,較高荷重軟化濁的可廣泛應用于各類工業爐高溫、沖刷、侵蝕條件較苛刻的窯爐內襯的耐火制品。
Corundum mullite product adoprs electrocast refractories .Through high pressure formation and high temperature burning ,this product has comparatively high refractoriness ,mechanical strength and slftening temperature under load .It can be widely used as inner lining.of various industrial furnace under such hard working conditions as high temperature ,flushing and erosion.
指標 / 牌號 | HA-70 | HA-85 | HA-90 | HA-95 | HA-96 | HA-98 |
Al2O3 | 70 | 85 | 90 | 95 | 96 | 98 |
耐火度℃ | > 1790 | > 1790 | > 1790 | > 1790 | > 1790 | > 1790 |
常溫耐壓強度Mpa | > 40 | > 50 | > 50 | > 60 | > 60 | > 60 |
體積密度(g/cm3) | 2 . 5 | 2 .8 | 2 . 85 | 2. 9 | 2. 9 | 3.0 |
顯氣孔率 % | < 25 | < 23 | < 23 | < 22 | < 22 | < 21 |
重燒線變化 % | 1500 ℃× 3h | 1500 ℃× 3h | 1500 ℃× 3h | 1600 ℃× 3h | 1600 ℃× 3h | 1600 ℃× 3h |
< 0 . 1 | < 0. 1 | < 0.1 | < 0. 1 | < 0.1 | < 0 .1 |
荷重軟化溫度℃ | > 1500 | > 1500 | > 1550 | > 1550 | > 1600 | > 1600 |