Qingdao Double Dragon Industry Co., Ltd.

Fine-pored Silica Gel ( type A ) :: Characteristics :: transparent or translucent glass-like pellet or lump. average pore diameter:2.0-3.0 rim . specific 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. :: Use :: Mainly used for drying and moistureproof, may also be used as catalyst carriers, absorbents, separators and variable-pressure absorbents, etc :: Technical Data :: ITEM Specifications Typical values Superior class First class Qualified class Adsorption capacity RH=20%,% ≥ 8.0 7.0 6.0 11.2 RH=50%,% ≥ 20.0 19.0 18.0 29.2 RH=90%,% ≥ 30.0 29.0 28.0 37.6 Loss on heating % ≤ 2.0 4.0 6.0 1.0 PHOL 4-8 -- -- 4 Specific resistance s,.cm ≥ 3000 -- -- 5630 Silica % ≥ 98 -- -- 98.5 Qualified ratic of spherical granules % ≥ 82 -- -- 90 Size * * * 2-5mm Bulk density g/L * * * 784 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. :: Packing :: 25 kg per bag or 500 kg per bag,net. :: Note :: The moisture content, packing and size may be customized per your specific requirements.