|
Characteristics
Transparent or translucent glass-like pellet or lump.
Average pore diameter:2.0-3.0 nm .
Surface area: 650-800 m2/g
Pore volume : 0.35-0.45 ml/g.
Specific heat : 0.92 KJ/kg.
Thermal conductivity: 0.63 KJ/m.hr.
Use
Mainly used for drying and moistureproof ,
may also be used as catalyst carriers,
adsorbents, separators and variable-pressure adsorbents, etc.
Technical Data
|
ITEM
|
specification
|
|
Typical values
|
|
Adsorption capacity
|
RH=20%,%
 |
10.0
|
11.2
|
| RH=50%,%
|
22.0
|
29.2
|
| RH=90%,%
|
32.0
|
37.6
|
Loss on heating %
|
2.0
|
1.0
|
|
PH
|
4-8
|
4
|
| Specific
resistance Ω.cm |
3000
|
5630
|
| Silica
% |
98
|
98.5
|
| Qualified
ratio of spherical granules % |
90
|
92
|
| Size |
*
|
2-5mm
|
| Bulk
density g/L |
*
|
780
|
| Note:
qualified ratio of spherical granules is only applicable to
fine-pored silica gel |
Size: 0.5-1.5mm . 0.5-1mm . 2-4mm . 2-5mm . 4-8mm.
Packaging: 25 kg per bag or 500 kg per bag,net.
Notes: The moisture content, packing and size may be customized per your specific requirements
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