Opta Waive
Rossborough - Your source for Hot Metal Desulfurization Reagents


Rossborough (an Opta Minerals Company) your source for Hot Metal Desulfurization Reagents:

Contact Opta Minerals Inc.

A blend of Perlite and Amorphous Alumina Silicate.


Steel Industry - Slag Coagulant Inject Approx. 200 Ibs / ladle or as Required


  • Assist in clean skimmng for ultra low sulphur heats


Specific Gravity: 1.43 g/ml
Density: 65 - 70 lb/ft3

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