PRODUCTS - Lead Sub-oxide

The greyish coloured lead oxide is also known as lead sub oxide, grey oxide and battery oxide. TMA produces lead oxide in its ball mill with capacities of 10-30 tonnes per batch through the exothermic reaction.

Attributes Composition
Colour Blackish to greenish grey
Crystal Structure Tetragonal
Apparent Density 1.4-1.6
Retention on 240 mesh (63 micron) (max %) 0.1
Retention on 325 mesh % 2
Water Absorption mg/gm 110-120
Acid Absorption mg/gm 160-200
Free Lead (% Max) 25-40
Lead Monoxide (%) 60-75


Manufacture of plates in lead acid batteries.

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