Nagpur Pyrolusite Private Limited supplies Steel Gray to Solid Black Manganese Dioxide Granule. Nagpur Pyrolusite Private Limited manufactures manganese dioxide, granulated manganese dioxide used especially for water purification, manganese oxide [feed/chemical grade] and other manganese based products. Steel Gray to Solid Black Manganese Dioxide Granule is used for purification of water; to save major cost, without affecting the quality. Steel Gray to Solid Black Manganese Dioxide Granule can be used in the place of natural pyrolox. Manganese dioxide is an essential ingredient for the manufacturing of dry cells. It is also used for decolorizing the greenish tinge in glass, used in ferro-alloys, ceramics, pigments, paints, dyes, organic, inorganic and aromatic chemicals, and also in water treatment plant where this granular manganese dioxide is used to remove iron from the water.