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Usage: In the industries of paper, soap, detergent, construction materials, delicate casting, anti-corrasion material, textile, and mineral floating select. And it is primary raw material of silicon rubber, silicon aluminum rubber, moisture absorbent, catalyst and its carrier, desalt agent of brine, hydrated silica and absorbent. Specification:
ITEM | Index | ||||
One Sort | |||||
1 | 2 | 3 | 4 | 5 | |
Density | 35.0-37.0 | 39.0-41.0 | 44.0-46.0 | 39.0-41.0 | 50.0-52.0 |
Sodium oxide (Na2O),% > | 7.0 | 8.2 | 10.2 | 9.5 | 12.8 |
Silicon dioxide (SiO2),% > | 24.6 | 26.0 | 25.7 | 22.1 | 29.2 |
Modulus M | 3.5-3.7 | 3.1-3.4 | 2.6-2.9 | 2.2-2.5 | 2.2-2.5 |
Fe ,% < | 0.02 | ||||
Insolubles In water,% < | 0.2 |
Sodium Silicate 98% (Sodium Metasilicate)