Manganese dioxide's exceptional oxidising properties, chemical stability, and broad compatibility make it indispensable across battery manufacturing, water purification, ceramics, glassmaking, steel production, and electronics.
Manganese dioxide is one of the most versatile industrial minerals, serving critical roles across energy storage, chemical processing, and manufacturing.
Manganese dioxide is a key component in zinc-carbon and alkaline dry-cell batteries, acting as a depolarizer to prevent the build-up of hydrogen gas during discharge. It is also used in lithium manganese and zinc-ion battery technologies, offering high energy density and long shelf life.
Manganese dioxide acts as an industrial catalyst in organic synthesis and in the decomposition of hydrogen peroxide to produce oxygen. It is widely used in water purification to remove arsenic, iron, and radium, and as an oxidising agent across chemical manufacturing processes.
In ceramics, manganese dioxide is used as a colouring agent to create black and brown glazes and to strengthen clay bodies. In glassmaking, it functions as a decolorizing agent, neutralising the greenish tint caused by iron impurities and producing clear, high-quality glass.
In steel production, manganese dioxide removes impurities and improves the strength and quality of the final alloy. It is also used as a pigment and drier in paints and varnishes, and in electronics for the manufacture of resistors and capacitors.
MnO₂ 70–80%, Mn 45–50%, size 0.35–0.85mm — 25kg bags or jumbo bags.
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