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Product category|Refractory Castable
Type: G-16, SY-18, GB-18
Al2O3+SiC≥: 70%
Bulk density (g/cm³): 2.5-2.8
Online Time: 7*24 hours
High aluminum castables are refractory castables made from high-aluminum raw materials as aggregates and powders, and added with binders. lt has high mechanical strength and good thermal shock resistance and abrasion resistance.
Good high temperature performance
High temperature strength
Good integrity
Does not crack
Resistant to erosion
Wear resistant
High aluminum castables are suitable for large cement kiln mouths or preheaters, decomposition furnaces, grate coolers, low-temperature sections, etc.
| Items | G-16 | SY-18 | GB-18 | |
| Al2O3+SiC % ≥ | 70 | 75 | 80 | |
| Bulk density g/cm3 | 2.5 | 2.7 | 2.8 | |
| Flexural strength Mpa ≥ | 1110°C × 3h | 11 | 12 | 13 |
| 110°C × 24h | 11 | 12 | 13 | |
| Compressive strength Mpa ≥ | 1110°C × 3h | 90 | 100 | 110 |
| 110°C × 24h | 90 | 100 | 110 | |
| Heating permanent line changes % | 1110°C × 3h | ±0.3 | ±0.3 | ±0.3 |
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