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High alumina self flowing refractory castable
Numbering
Affiliate classification High-alumina gravitational flow fire-resisting casting material
Weight 0
Product Description
Product Overview:
High-alumina gravitational flow fire-resisting casting material is a high-performance Casting material made from high-quality high-alumina clinker, plus fine powder and additives. It has the advantages of good fluidity and convenient construction. According to the physical and chemical indicators are divided into SF50, SF55, SF60, SF65 four brands.
Physical and chemical indicators：
| Item | SF50 | SF55 | SF60 | SF65 | |
| Al2O3 % ≥ | 50 | 55 | 60 | 65 | |
| Bulk Density(110 ℃×24h) g/cm³ ≥ | 2.25 | 2.3 | 2.35 | 2.4 | |
| Compressive strength at room temperature Mpa ≥ | 110 ℃×24h | 30 | 35 | 40 | 40 |
| 1350 ℃×3h | 50 | 55 | 60 | 65 | |
| Flexural strength at room temperature Mpa ≥ | 110 ℃×24h | 5 | 6 | 6 | 6 |
| 1350 ℃×3h | 7 | 9 | 9 | 10 | |
| Heating permanent line change rate % ≤ | 110 ℃×24h | ±0.2 | ±0.2 | ±0.2 | ±0.2 |
| 1350 ℃×3h | ±0.5 | ±0.5 | ±0.5 | ±0.5 | |
| Arterial value mm | 170～210（Artesian method）；200～220（Table jumping） | ||||