Name: Manganese Dioxide

English name: manganese dioxide

Chemical formula: MnO₂

Molecular weight: 86.94

CAS Registry Number: 1313-13-9

EINECS accession number: 215-202-6

Melting point: no melting point

Boiling point: none

Water solubility: not easily soluble in water

Density: According to different crystal types

External view: black, brown-black layered, powdered, large granular solids

Function and purpose

Used as a depolarizer for dry batteries, a catalyst and oxidant in the synthesis industry, a coloring agent, decolorizer, and iron removal agent in the glass industry and enamel industry. Used in the manufacture of metal manganese, special alloys, manganese iron castings, gas masks and electronic material ferrites, etc. In addition, it can also be used in the rubber industry to increase the viscosity of rubber. It can also be used as a catalyst in chemical experiments.