Products Ceramic Industry Manganese Dioxide

Product Information - Manganese Dioxide

Information

Natural manganese dioxide (Pyrolusite)

Specification

Mineralogy: MnO2
Chemical analysis: c. 50 – 54% Mn, refers to c. 75 – 82% MnO2
Water soluble fraction: nearly insoluble
Acid solubility: insoluble in cold nitric and sulfuric acid
Colour: dark brown to black
Particle shape: powdery, earthy
Specific weight: c. 5,0 g/cm3
Specific gravity: c. 2,3 g/cm3
Melting point: c. 535 °C
Grain size: Standard grain sizes:

0 - 3 mm and 2- 6 mm
0,35 - 0,85 mm and 0,85 – 1,5 mm
< 45 µm and < 75 µm

Special grain sizes on request

Applications

Manganese dioxide is used as Mn based raw material and coloured pigment in several industrial applications. Beneath the already stated industries manganese dioxide is used in the following areas:
- Production of Glass and Glass wool
- Water purification

Contact

Possehl Erzkontor GmbH & Co. KG
Beckergrube 38-52
23552 Lübeck

Phone:  +49 - (0) 451 - 148 0
Fax:  +49 - (0) 451 - 148 355