Bauxite Concentrate from Low Grade Ore

Process

Process for beneficiation of low grade bauxite ore (with ferruginous/silicious impurities) for metallurgical refractory use.

Uses

Bauxite for production of aluminium, abrasives, refractories, cement and chemicals.

Salient Features

Simple process for lowering of silica and iron and enrichment of alumina.

Environmental Considerations

No deletarious effects on environment from process rejects.

Scale of Development

25 tpd scale.

Commercialisation Status

Ready for commercialisation.

Major Raw Materials

Bauxite ore, flotation reagents (if required).

Major Plant Equipment/Machinery

Crusher, Scrubber, Grinder, Magnetic separator, Flotation unit, Filter, Thickener (a combination of one or more units depending upon the nature of the raw material).

Techno-Economics

To treat 1 ton/hr, a capital cost of 180-240 lakhs depending upon the unit operations required.

Technology Package

Raw material evaluations, process know-how, technological flow sheet with material balance, equipment details. Assistance in setting up and commissioning of the plant on separate terms.

Released Through

NML/CSIR

For further information please contact

Director
National Metallurgical Laboratory
Jamshedpur-831 007, India