Silica Ramming Mass (GDL)
Silica Ramming Mass (GDL)
Model
| Type | GDL-1 | GDL-2 | GDL-3 | GDL-4 | |
| Chemical composition (%) | SiO2≥ | 96 | 96 | 96 | 96 |
| Al2O3≤ | 0.7 | 0.6 | 0.6 | 0.5 | |
| Fe2O3≤ | 0.55 | 0.55 | 0.5 | 0.5 | |
| Cold crushing strength (Mpa) | 1250℃×3h After firing at |
15 | 15 | 10 | 10 |
| Apparent porosity (%) |
1250℃×3h After firing at |
24.5 | 24.5 | 25 | 23 |
| Linear changing after burnt (%) | 1250℃×3h After firing at |
0~+1.6 | 0~+1.2 | ||
| Bulk density (g/cm3) | 1250℃×3h After firing at |
2.2 | 2.2 | 2.2 | 2.2 |
| Refractoriness (℃) | 1620 | 1630 | 1650 | 1650 | |
| Max. grain size of aggregate (mm) | 6.5 | 6.5 | 6.5 | 6.2 | |
| Amount for construction (kg/m3) | 2250 | 2250 | 2250 | 2250 | |
| Mathod of construction | Jolt or ramming | ||||
| Application | Melting furance for nonferrous metals | ||||
| Characteristc | |||||
Gongyi Taurus Refractory Material Factory is a professional refractory materials manufacturers and refractory materials suppliers,mainly supply Unshaped Refractories,Silicon Carbide Refractory Castable,Castable Refractory Cement,Pouring Material,Castable Refractory Concrete,Silica Ramming Mass etc. series of refractory materials products, sincerely welcome everyone to visit.
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