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Cement bonded high alumina refractory castable
Numbering
Affiliate classification Cement bonded high-alumina fire-resisting casting material
Weight 0
Product Description
Product Overview:
Cement bonded high-alumina fire-resisting casting material is a high-quality Casting material with high-quality high-alumina clinker as the main raw material, high-efficiency water reducing agent and ultrafine powder, and calcium aluminate cement as the binder. According to the performance physical and chemical indicators are divided into GL-85, GL-70, GL-60 three brands.
Physical and chemical indicators：
| Item | GL-85 | GL-70 | GL-60 |
| Al2O3 % ≥ | 85 | 70 | 60 |
| Refractory ℃ ≥ | 1780 | 1720 | 1700 |
| Test temperature at which the linear change rate after burning is not more than ± 1% (3h holding time) ℃ | 1500 | 1450 | 1400 |
| Compressive strength at room temperature（110 ℃×24h） Mpa ≥ | 35 | 35 | 30 |
| Flexural strength at room temperature（110 ℃×24h） Mpa ≥ | 5 | 5 | 4 |