粉體行業在線展覽
耐火泥漿
面議
萬方窯爐
耐火泥漿
375
型號Grade 內容Content | LN-55A | LN-55B | LN-65A | LN-65B | LN-75A | LN-75B | LN-85B | GN-85B | |
耐火度Refractoriness ℃ | ≥ | 1770 | 1770 | 1790 | 1790 | 1790 | 1790 | 1790 | 1790 |
化學成分 % Chem.comp. | Al2O3≥ | 55 | 55 | 65 | 65 | 75 | 75 | 85 | 85 |
冷態抗折粘結強度 Mpa ≥ Cold MOR Adhesive Strength | 110℃×24h,干后 drying | 1.0 | 2.0 | 1.0 | 2.0 | 1.0 | 2.0 | 2.0 | 2.0 |
1400℃×3h,燒后 burnout | 4.0 | 6.0 | 4.0 | 6.0 | 4.0 | 6.0 | — | — | |
1500℃×3h,燒后 burnout | — | 6.0 | 6.0 | ||||||
荷重軟化溫度(0.2Mpa)℃ Refractoriness Under Load | ≥ | — | 1300 | — | 1400 | — | 1400 | — | 1650 |
線變化率 LC% | 1400℃×3h,燒后 burnout | +1~-5 | +1~-5 | ||||||
1500℃×3h,燒后 burnout | — | +1~-5 | |||||||
粘結時間 Adhesive time | 分鐘 Minute | 1~3 | |||||||
粒度(mm) Size % | -1.0 | 100 | |||||||
+0.5≤ | 2 | ||||||||
-0.074≥ | 50 | 40 |