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Castle Business Solutions Private Limited

Kolkata, West Bengal


Product Description :

Dolomite, a carbonate of calcium and magnesium, is an ore that has a fine crystalline structure with high brightness. The crystals of Dolomite ranges from white, gray to pink. Dolomite is used as an ornamental stone, a concrete aggregate, a source of magnesium oxide and in the Pidgeon process for the production of magnesium. Sometimes, dolomite is used in as a flux for the smelting of iron and steel. Large quantities of processed dolomite are used in the production of float glass.

The physical properties of this ore are as follows:

  • Appearance : White Crystalline Powder
  • Sp. gravity : 2.6 – 2.8
  • Oil absorption : 12 to 14
  • Volatile content : Max. 0.5%
  • pH of 10% slurry : 8.5 to 9.0
  • Coarse particles : Max. 0.5%

Following is the chemical composition of this ore:

  • CaCO3 : 56.5%
  • MgCO3 : 43.0%
  • CaO : 31.5%
  • MgO : 20.5%
  • Fe2O3 : 0.5%
  • SiO2 : 1.5%
  • Al2O3 : 0.5%

Dolomite finds wide applications in the following industries:

  • Paints : Used widely in cement paints, exterior paints, primers, putties, powder coatings and industrial finishes
  • Plastic : Used in PVC footwear, PVC pipes, cables and others
  • Paper : Used as integral filler in paper to give smoothness and gloss
  • Adhesives : Used in adhesives and carpet backing
  • Ceramic: Used in the production of tiles.
  • Rubber
  • Cosmetic and toiletries
  • Steel plant

Additional Information :

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Company Profile


Year of Establishment
Legal Status of Firm
Private Limited Company
Nature of Business
Exporter, Trader
Number of Employees
11 to 25 People


We are traders and exporters of all major steel material like ferro alloys (ferro silicon , silico manganese, ferro manganese and ferro chrome) hr /cr coils, ingots and billets. we also deal in refractories.


Castle Business Solutions Private Limited

Abhinav Garg


No. 1, RN Mukherjee Road, Room No. 1
Kolkata - 700001 West Bengal, India

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