Specifications

Mainly used for drying and moisture-proof, may also be used as catalyst carriers, separators and variable-pressure adsorbents.

Characteristics:

transparent or translucent glass-like pellet or lump.

average pore diameter:2.0-3.0nm.    

specific surface area:650-800m²/g.

pore volume: 0.35-0.45ml/g.        

specific heat: 0.92KJ/kg.°c

thermal conductivity:0.63KJ/m.hr.°c

Use:

Mainly used for drying water-proof,can also be used as catalyst carriers, adsorbents, separators and variable-pressure adsorbents, etc.

Technical index

ITEM		Typical values
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		5630
Silica %              ≥		98.5
ratio of qualified spherical granules,% ≥		90
Size		2-5mm
Bulk density, g/L		784

 

Sizes:0.5-1.5mm, 0.5-1mm, 2-4mm, 2-5mm, 4-8mm