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Oxygen Activity Control

Monitoring oxygen activity throughout the steel making process is essential for production control and final as-cast quality. In less than 10 seconds, our expendable oxygen sensors measure the melt's oxygen activity a(O) over a wide concentration range in areas from hot metal desulphurization, furnace tapping, through ladle refining and continuous casting. Correlations to S and Si in Hot Metal, carbon and aluminium in primary and secondary steelmaking are implemented in the formulas of our instruments.
Sensors: Celox, Celox Hot Metal, HY-OP, ZIRCOMEX