Dolomite By B. N. Minerals

Dolomite



















DolomiteKeyword: Dolomite


Mineral


Lime


Bnm-dm


28-31%We are one of the prominent suppliers and exporters of Dolomite
in India. Dolomite Mineral is a sedimentary carbonate rock, consisting
mainly of industrial of the mineral dolomite. Dolomite deposits are
usually the land-use plan-associated with limestone. Dolomite has a
number of uses, the most important of, which is construction, where it
may be used as a substitute for limestone.
GradesIron and Steel Industry

Dolomite is used in iron and steel industry as refractory raw materials and a flux.
Ferro Manganese
Contains MgO 19 to 20%, CaO 28 to 30%, SiO2 2 to 5% and R2O3 2 to 2.5%.
Glass
For certain commercial glass, the Fe2O3 content up to 0.25% is permissible.For truly colorless glass Fe2O3 content of 0.04% (max.) is sometimes specification.
Fertilizer Industry
Contains CaCO3 + MgCO3 90% (min.) and SiO2 5% max.Inferior grade dolomite limestone of 15 20% MgO can be used as soil conditioner.
Lime
Contains CaCO3 58 75%, MgCO3 28-48% and other constituent should be less than 3%.
Magnesium Metal
Contain MgO, 40.5%, CaO 58.10%, Fe2O3 0.8% and insoluble 0.6%.
Chemical formulae
CaMg(CO3)2
Usage
Substitute of lime stoneSoil conditionerAchieves higher bulk densityRefractory and Flux in industriesFloat glass production

Applications






A soil conditioner


Steel melting shop




Refractory


Detergents and soaps




Flux


Ink




Iron and steel


Powder coating




Paint


Ceramic industry




Glass


Construction




Chemical








Attributes
High degree of whiteness


Hard




Low moisture content


Translucent




Environment friendly


Slow reaction with acids




Lustrous


High magnesium content




High density