High-aluminum refractory castable is a type of refractory castable whose main component is high-aluminum oxide. It is usually made from high-purity aluminate minerals as raw materials, which are sintered, ground and mixed.
Payment :
In AdvanceProduct Origin :
ChinaShipping Port :
Shanghai PortLead Time :
15 Working daysProduct parameters:
| Item | DYS-HA45 | DYS-HA60 | DYS-HA70 | DYS-HA75 | DYS-HA80 | DYS-HA90 | |
| Dry Density, g/cm3 | ≥ | 2.3 | 2.5 | 2.6 | 2.65 | 2.7 | 3 |
| Chemical, % | Al2O3 ≥ | 45 | 60 | 70 | 75 | 80 | 90 |
| Modulus of Rupture Mpa | 110℃×24h ≥ | 5 | 8 | 9 | 9 | 10 | 12 |
| 1500℃×3h≥ | 8(1350℃) | 10 (1450℃×3h) | - | - | 12 | 15 | |
| Compressive Strength Mpa | 110℃×24h ≥ | 30 | 40 | 40 | 45 | 45 | 60 |
| 1450℃×3h ≥ | 60 | 80 | 80 | 85 | 90 | 85 | |
| Linear Dimensional Change After Fired | (1500℃×3h)% ≤ | ±0.5 1350℃×3h | ±0.5 1450℃×3h | ±0.5 1450℃×3h | ±0.5 1450℃×3h | ±0.5 | ±0.5 |
| Refractoriness, ℃ | ≥ | 1710 | 1740 | 1790 | 1790 | 1790 | 1790 |
| Working Temp, ℃ | 1450 | 1450 | 1500 | 1550 | 1600 | 1650 |
Product features:
1. High temperature resistance: High aluminum refractory castables can withstand extremely high temperatures, usually above 1500°C, and maintain stable physical and chemical properties.
2. Wear resistance: It has high wear resistance and can withstand mechanical impact and abrasion at high temperatures, extending the service life of the equipment.
3. Chemical erosion resistance: High-aluminum refractory castables have good resistance to chemicals such as acids and alkalis, and can resist chemical erosion and corrosion.
4. Excellent thermal shock stability: It can withstand thermal shock cycles at high temperatures, is not prone to cracking and peeling, and maintains structural integrity.
5. Good construction performance: High-aluminum refractory castables can be constructed by pouring, spraying or painting, and are suitable for equipment linings of various shapes and sizes.
6. High strength and durability: It has high strength and durability and can work stably in high temperature environments for a long time.
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