Fine-pored Silica Gel (Type A) silica Gel
- 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.
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Mainly used for drying and moistureproof , may also be used as catalyst carriers, adsorbents, separators and variable-pressure adsorbents, etc.
Technical Data
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ITEM
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specification
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||
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Typical values
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|||
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Adsorption capacity
|
RH=20%,% 
|
10.0
|
11.2
|
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RH=50%,%
|
22.0
|
29.2
|
|
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RH=90%,%
|
32.0
|
37.6
|
|
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Loss on heating %
|
2.0
|
1.0
|
|
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PH
|
4-8
|
4
|
|
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Specific resistance Ω.cm
|
3000
|
5630
|
|
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Silica %
|
98
|
98.5
|
|
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Qualified ratio of spherical granules %
|
90
|
92
|
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| Size |
*
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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
