Unshaped Refractories For Glass Furnace
- SiO2 :≥ 94
- Adhesive time （Min）:2~3
- Bulk density（g/cm3）:3.2
- After reheating linear change （%）1500℃x3h:0~+1.5
Description
Unshaped refractories such as special ramming &patching masses are used to repair some parts of the furnaces to extend the furnace's life until the end of the campaign. There have silica mortar , zirconia ramming mass and hot patching refractory for glass furnace repair.
Specification
| Unshaped Refractories For Glass Furnace | Silica mortar | Zirconia ramming mass | Hot patching refractory | |||||
| LBGN-94 | LBGN-95 | LBGN-96 | LGD-60 | LRB-1 | LRB-2 | |||
| Chem. Comp (%) | - | - | - | - | - | - | ||
| SiO2 | ≥ | 94 | 95 | 96 | 3 | 90 | - | |
| Al2O3 | ≤ | 1.0 | 1.0 | 0.6 | - | - | - | |
| Fe2O3 | ≤ | 1.0 | 1.0 | 0.7 | - | - | - | |
| ZrO2 | ≥ | - | - | - | 60 | - | 45 | |
| Flexural bond strength（MPa） | 110℃x24h |
≥ ≥ |
0.8 | 0.8 | 0.8 | - | - | - |
| 1400℃x3h | 0.8 | 1.0 | 0.5 | - | - | - | ||
| Adhesive time （Min） | 2~3 | 1~3 | 1~3 | - | - | - | ||
| Bulk density（g/cm3） | ≥ | - | - | - | 3.2 | 1.8 | 2.8 | |
| After reheating linear change （%）1500℃x3h | - | - | - | 0~+1.5 | -0.5~+2.0 | 0~+2.0 | ||