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Activated Bleaching Earth

Appearance: White powder

MF: Al2O3.4SiO2.nH2O

CAS No.: 70131-50-9

EINECS No.: 274-324-8

Technical Details
ItemFor edible oilsFor industrial oils
Specific surface area, m2/g≥ 130\
Free acid (H2SO4), w/%≤0.30≤0.20
Water content, w/%≤12.0≤10.0
Filtration rate, ml/minVia testing≥ 10.0
Bulk density, (g/ml)0.45-0.65\
Ph (50g/L suspension)2.2-4.8\
Heavy metal (Pbs, mg/kg)≤40\
Arsenic (As, mg/kg)≤3\
Decolorizing rate, %\≥95
Tap density , g/ml\0.7-1.1
Properties

Activated bleaching earth, also called activated bentonite clay, is non-toxic, odorless, tasteless white powder, which is made of high quality bentonite .It is also a kind of decentralized, greasy feeling material. It does not dissolve in water, organic solvents and various kinds of oils and fats.

Since the material has strong adsorption ability, hydrophilic,and also catalytic activity, it can be used to improve the durability and safety of lubricating oil, increase the corrosion resistance of the oil.

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