IJC’s Experience with Hemihydrate Process

IJC’s Experience with Hemihydrate Process

The di-hydrate process served as the standard for phosphoric acid industry for many decades. It is however less energy efficient as the rock feed has to be finely ground and the acid produced is dilute at 28%P2O5 which needs more energy to be concentrated.

Hemi process produces acid at high concentration (42 % P2O5) of phosphoric acid…