BLEACHING EARTH

Uses: Bleaching Earth is used in the refining of oils, absorbing undesirable coloured compounds
and stabilising the oil by removing oxidising agents.

Bleaching Earth is a finely powdered clay product consisting chiefly of stevensite (a smectite clay) interlayered with kerolite.

Typical Chemical Analysis

SiO₂ … 53.4%

Al₂O₃ … 4.5%

Fe₂O₃ … 1.6%

MgO … 30.8%

CaO … 0.8%

K₂O … 1.0%

Na₂O … 0.2%

TiO₂ … 0.2%

LOI … 7.5%

Typical Physical Properties

Moisture … 10% maximum

pH … 8+/-1 (10% w/w suspension)   

Apparent Density … 0.53 +/- 0.05

Solubility … Insoluble

Liposolubility … Insoluble

Grading Size Distribution

>150 microns … 1% max

>75 microns          … 15% +/- 5%

Bleaching Earth is available in 20Kg sacks.

For further information, please contact RS Minerals Ltd.

RS Minerals Ltd

23 Allerston Way, Guisborough

Cleveland TS14 6GA

United Kingdom

Tel 01287 631530

Fax 01287 637274

International Tel 00 44 1287 631530

Fax 00 44 1287 637274

info@rsminerals.co.uk