Its is mainly used for air drying in the process of air separation as liquid adsorbent and catalyst carrier in petrochemical industry, electric industry, brewing industry, etc. as the protective layer of common si-al silica.  When the product is used as a protective layer, its dosage should be about 20% of the total used amount. Technical Specifications:

Items		Data
Al2O3   %		12-18
Specific surface area   ㎡/g		550-650
25 ℃ Adsorption Capacity % wt	RH = 10%    ≥	3.5
	RH = 20%    ≥	5.8
	RH = 40%    ≥	11.5
	RH = 60%    ≥	25.0
	RH = 80%    ≥	33.0
Bulk density   g/L		650-750
Crushing Strength   N   ≥		80
Pore volume   mL/g		0.4-0.6
Moisture    %    ≤		3.0
No-cracking rate in water    %		98

  Size: 1-3mm, 2-4mm, 2-5mm, 3-5mm Packaging: Bags of 25kg or 500kg Notes: 1. Particle size, packaging, moisture and specifications can be customized.    2. Crushing strength depends on particle size.