Overview
Ingredient |
Content (%) |
Ingredient |
Content (%) |
SiO2 |
99.6 |
Na2O |
0.17 |
Fe2O3 |
0.02 |
MgO |
0.01 |
CaO |
0.04 |
Al2O3 |
0.16 |
Silica Gel is a high-activity absorbent which is the result usually through chemical reacting between Sodium Silicate and sulfuric acid and aging, sour bathing and over physical process. It has a stable chemical property and never reacts with any substance except the alkali and hydrofluoric acid. It is widely used to controlling humidity and preventing dampness of products.
Item |
Reference Standard |
Moisture Absorption (T=25°C,RH=80%) |
≥30% |
Moisture Content |
<5% |
Bulk Density |
750g/L |
PH |
4-7 |
Dosage Reference |
1.67g-2g/L |
Silia gel has the feature of high absorption capacity, good thermal stability, high mechanical strength, non-toxic, odorless and environmental friendly. It is the only desiccant that can contact with the food and pharmaceuticals.