| Customization: | Available |
|---|---|
| CAS No.: | 112926-00-8 |
| Formula: | Msio2.Nh2o |
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Silica gel is a highly active adsorption material crafted through the reaction of sodium silicate with sulfuric acid, followed by a series of meticulous post-treatment processes. This amorphous substance boasts silicon dioxide as its primary component, constituting over 98%. It is insoluble in water and any solvent, non-toxic, odorless, and features stable chemical properties, making it a reliable choice for various applications.
White Silica Gel
Average pore diameter: 2.0-3.0 nm
Specific surface area: 650-800 m²/g
Pore volume: 0.35-0.45 ml/g
Specific heat: 0.92 KJ/kg.ºC
Thermal conductivity: 0.63 KJ/m·Hr.ºC
Application:
Primarily utilized for drying and moisture-proofing, this versatile material can also serve as catalyst carriers, adsorbents, separators, and variable-pressure adsorbents, among other uses.
Technical Data:
| Item | Specifications | ||
| Spherical | Lumpy | ||
| Adsorption capacity/ @ T:25ºC, 48h | RH=20%, %≥ | 8 | 8 |
| RH=50%, %≥ | 22 | 22 | |
| RH=90%, %≥ | 32 | 32 | |
| SiO2 | %, ≥ | 98 | 98 |
| Pore diameter/ | Å | 20-30 | 20-30 |
| Bulk density/ | g/l, ≥ | 720 | 670 |
| Loss on heating/ | %, ≤ | 2.0/5.0 | 2.0/5.0 |
| Qualified size ratio/ | %, ≥ | 98 | 95 |
| Size/ | mm | 0.5-1.5/1-3/2-4/3-5/2-5/4-8mm | 0.3-1/0.5-1.5/0.5-2/1-3/2-5/4-8mm |
| Packing/ | 25kg/bag, 25kg/drum, 150kg/drum, 800kg/jumbo bag | ||
Remark: Special requirements can be negotiated.
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