A Study on High Grade Iron ore Beneficiation to · A typically high grade iron ore assaying Fe 64% SiO2 % Al2O3 % is received at ArcelorMittal Nippon Steel India Formerly known as Essar Steel India Ltd Dabuna The study with various beneficiation circuits was carried out to reduce alumina with least possible rejects Subsequently we were able to bring Al2O3 down by % in