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Description:
White silica gel is also called type A silica gel. Mainly used as silica gel desiccant, moisture-proof beads, deodorant and various adsorbents.
Technical Parameter:
Properties | Unit | Data | |
Color | - | White | |
Shape | - | white transparent or translucent | |
SiO2 content | wt% | ≥98.5 | |
Average pore diameter | nm | 2.0-3.0 | |
Size | mm | 2~4, 3~5, 4~8 or customized | |
Qualified size ratio | wt% | ≥95 | |
Loss on heating | wt% | ≤2 | |
Adsorption capacity | wt% | RH=20% | ≥10.5 |
wt% | RH=50% | ≥29.0 | |
wt% | RH=90% | ≥37.0 | |
Bulk density | g/l | ≥750 | |
Specific surface area | m2/g | 650~800 | |
Pore volume | ml/g | 0.35~0.45 | |
Specific resistance | (Ω.cm) | 5630 | |
Thermal conductivity | KJ/m.hr.℃ | 0.63 | |
Specific heat | KJ/kg.℃ | 0.92 | |
Regeneration temp | ℃ | 100~120 |