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Sodium liquid glass
Delivery time: 1-10 working days.
Delivery principle: any city of Russia or Export.
Sodium liquid glass - is a water alkaline solution of the sodium silicates Na2O(SiO2)n
Interstate standard GOST 13078-81
"Sodium liquid glass. General specification"
(approved by State Standards Committee of the USSR decision dated by 29 April 1981 N 1868)
Parameter name | Standard for liquid glass | |||||||
---|---|---|---|---|---|---|---|---|
A | B | For foundry lubricant production | For catalysts, adsorbents, electrodes | For CMC and chemical production | For building and flotation | For glues, saturants. | For paper production | |
1. Physical form | Thick yellow or gray liquid without any mechanical impurities and additives which are visible to the naked eye | Thick yellow or gray liquid without any mechanical impurities and additives which are visible to the naked eye | Thick yellow or gray liquid | |||||
2. Mass fraction of silicon dioxide, % | 22.7-29.6 | 24.3-31.9 | 29.5-31.9 | 24.8-34.3 | 24.1-35.0 | 24.8-36.7 | 24.8-34.0 | 27.2-29.3 |
3. Mass fraction of silicon dioxide and aluminum, %, no more than | 0.25 | 0.25 | 0.25 | 0.25 | 0.20 | 0.90 | 0.30 | 0.25 |
Including iron oxide | Not applicable | 0.05 | Not applicable | |||||
4. Mass fraction of calcium oxide, %, no more than | 0.20 | 0.20 | 0.20 | 0.12 | 0.05 | 0.20 | 0.20 | 0.20 |
5. Mass fraction of sulfuric anhydride, %, no more than | 0.15 | 0.15 | 0.15 | 0.07 | 0.07 | 0.15 | 0.15 | 0.15 |
6. Mass fraction of sodium oxide, % | 9.3 - 12.8 | 8.7 - 12.2 | 10.9 - 13.8 | 9.0 - 12.9 | 8.7 - 13.3 | 8.1 - 13.3 | 8.0 - 12.2 | 7.9 - 8.8 |
7. Silica module | 2.3 - 2.6 | 2.6 - 3.0 | 2.6 - 3.0 | 2.7 - 2.9 | 2.6 - 3.0 | 2.7 - 3.3 | 2.7 - 3.3 | 3.4 - 3.6 |
8. Density, g/cm3 | 1.36 - 1.45 | 1.36 - 1.45 | 1.47 - 1.52 | 1.36 - 1.50 | 1.36 - 1.50 | 1.36 - 1.50 | 1.36 - 1.45 | 1.36 - 1.40 |
Note: While storage precipitation is allowed. |
Liquid glass features:
- Heat stability;
- Viscosity;
Liquid glass application area:
- In the production of molding sand in foundry practices;
- As a component of refractory and acid-resistant concretes;
- For ground stabilization;
- As a component of drilling solution in oil production;
- In ore-dressing, in flotation solutions;
- When pulp processing for paper production in paper and pulp industry;
- Manufacturing of ceramic products;
- Production of detergents;
- Corrugated cardboard, spools;
- Textile impregnation;
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