
Fine-pored white silica gel includes fine-pored spherical silica gel and fine-pored lumpy silica gel, which are transparent or semitransparent glasslike in appearance. Fine-pored silica gel is also called Type-A silica gel.
* Average pore diameter: 2. 0-3.0nm
* Specific surface: 650-800m2/g
* Pore volume: 0.35-0.45ml/g
* Specific heat: 0.92KJ/kg. ºC
* Heat conductivity: 0.63KJ/m. Hr. ºC
Application
The gel is mainly used as desiccants to prevent items from moisture, it is also can used as catalyst carrier, adsorbent, separating agent and the raw material to produce PSA and Silica gel with moisture indicator.
Technical specification:
Item | Typical Value | |
Adsorption capacity | RH=20%,% ≥ | 11.2 |
RH=50%,% ≥ | 29.2 | |
RH=90%,% ≥ | 37.6 | |
Loss on heating,%≤ | 1.0 | |
PH value | 4 | |
Specific resistance, Ω.cm ≥ | 4211 | |
Silica,% ≥ | 98.5 | |
Qualified ratio of spherical granules,% ≥ | 90 | |
Size | 0.5-1.5mm, 1-3mm, 2-4mm, 3-5mm, 4-8mm | |
Bulk density, g/ml | 784 |
Package and Shipping:
Package Type | Container Load Capacity | Delivery time | Quality Insurance | Payment Terms | |
20 GP | 40 GP | ||||
Plastic bag of 0.1m3 | 15-22 tons | * | Within 3-10 days | Chinese National Standard; Offer quality assurance as request. | T/T, L/C, Paypal, West Union |

