Sodium Metasilicate
Publish Time: 2024-08-15 Origin: Site
Product name: Sodium Metasilicate
CAS：13517-24-3
H.S. : 28391100
Quality:
Appearance: Sodium metasilicate is a white powder or granular
Solubility: It dissolves well in water, and the solution is alkaline.
Thermal stability: At high temperatures, sodium metasilicate can decompose.
Useage:
Building materials: Sodium metasilicate can be used as a cement additive to improve the fluidity and crack resistance of concrete.
Glass industry: It can be used as a thickener and binder for glass
Sodium Metasilicate Anhydrous：
Item | Test Standard | Test Result |
Na2O% | 50.00-52.50 | 50.69 |
SiO2% | 45.00-48.60 | 46.15 |
Whiteness% | 85min | 88 |
Particle Size%(18-60mesh) | 93min | 99 |
Bulk density(g/cm3) | 1.05-1.35 | 1.23 |
Fe(ppm) | 200max | 105 |
Sodium Metasilicate Pentahydrate ：
Item | Test Standard | Test Result |
Na2O% | 28.0-30.0 | 28.23 |
SiO2% | 27.3-29.0 | 27.79 |
Whiteness% | ≥75 | 85 |
Particle Size% (14-60mesh) | ≥93 | 94 |
Bulk density (g/cm3) | 0.80-0.97 | 0.95 |
Fe (ppm)% | ≤200 | 50 |