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.Transparent or translucent glass-like pellet or lump
.Average pore diameter:2-3nm
.Surface area:650-800m2/g
.Pore volume:0.35-0.45ml/g
.Specific heat:0.92KJ/kg
.Thermal conductivity:0.63KJ/m.hr
| Quantity: | |
|---|---|
Use
Mainly used for drying and moistureproof , may also be used as catalyst carriers, adsorbents, separators and variable-pressure adsorbents, etc.
Technical Data
ITEM | Specifications | Typical values | |||
Superior class | First class | Qualified class | |||
Adsorption capacity,%,(25℃,wt) | RH=20%,≥ | 10.5 | 10.0 | 8.0 | 11.2 |
RH=50%,≥ | 23.0 | 22.0 | 20.0 | 29.2 | |
RH=90%,≥ | 34.0 | 32.0 | 30.0 | 37.6 | |
Loss on heating,%,≤ | 2.0 | 4.0 | 6.0 | 1.0 | |
PH | 4-8 | -- | -- | 4.0 | |
Specific resistance, Ω·cm,≥ | 3000 | -- | -- | 5630 | |
Silica content,%,≥ | 98 | -- | -- | 98.5 | |
Qualified size ratio,% | Negotiable | 98 | |||
Bulk density, g/L | Negotiable | 780 | |||
Note: Qualified ratio of spherical granules is only applicable to fine-pored silica gel pellet. | |||||
Size: 0.5-1.5mm . 0.5-1mm . 2-4mm . 2-5mm . 4-8mm.
Packaging: 25kg, or 500kg per compound bag, net.
Notes: The moisture content, packing and size may be customized per your specific requirements.
Use
Mainly used for drying and moistureproof , may also be used as catalyst carriers, adsorbents, separators and variable-pressure adsorbents, etc.
Technical Data
ITEM | Specifications | Typical values | |||
Superior class | First class | Qualified class | |||
Adsorption capacity,%,(25℃,wt) | RH=20%,≥ | 10.5 | 10.0 | 8.0 | 11.2 |
RH=50%,≥ | 23.0 | 22.0 | 20.0 | 29.2 | |
RH=90%,≥ | 34.0 | 32.0 | 30.0 | 37.6 | |
Loss on heating,%,≤ | 2.0 | 4.0 | 6.0 | 1.0 | |
PH | 4-8 | -- | -- | 4.0 | |
Specific resistance, Ω·cm,≥ | 3000 | -- | -- | 5630 | |
Silica content,%,≥ | 98 | -- | -- | 98.5 | |
Qualified size ratio,% | Negotiable | 98 | |||
Bulk density, g/L | Negotiable | 780 | |||
Note: Qualified ratio of spherical granules is only applicable to fine-pored silica gel pellet. | |||||
Size: 0.5-1.5mm . 0.5-1mm . 2-4mm . 2-5mm . 4-8mm.
Packaging: 25kg, or 500kg per compound bag, net.
Notes: The moisture content, packing and size may be customized per your specific requirements.
