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ACC Silica Gel Type A


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Silica Gel Type A

ACC type A silica gel is pellets or lumps shape, with transparent or translucent glassy color. Its pore volume is about 0.35-0.45ml/g, average pore diameter about 2.0-3.0nm, specific surface area about 650-800m2/g, specific heat about 0.92kJ/kg∙°C, thermal conductivity about 0.63kJ/m∙hr∙°C.

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It is moisture-proof, mainly used for catalyst carriers, adsorbents, separators and PSA adsorbents, etc.


ItemSpecificationsTypical Values
Superior ClassFirst ClassQualified Class
Adsorption capacity at 25 ℃ (%)RH=20% min10.510.08.011.0
RH=50% min23.
RH=90% min34.
Loss on heating (max, %)
Specific resistance ( min, Ω*cm )30006250
SiO2 (min, %)9899.0
Qualified ratio of spherical granules (min %)8290
Size (mm)Negotiable2-5 mm
Bulk density (min, g/L)Negotiable778

Size: 0.5-1.5mm, 0.5-1mm, 2-4mm, 2-5mm, 4-8mm.

Packaging: 25kg bag or 500kg jumbo bag.

Note: The moisture content, packing and size can be customized per your specific requirements.

Storage and Packing

Silica gel is strong in moisture adsorption, therefore, it should be stored in dry places. Shelf racks should be put between the container and the floor. The available packing are steel drums, paper bags, cardboard boxes plastic bottles, polyethylene plastic compound bags and flexible jumbo bags, etc. Please refer to the categorized product descriptions for detailed packing specifications.

The products should be kept from rain, moisture, sunlight.


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