Chromite sand price increase sharply
Chromite sand is used as a highly fireproof sharpener for moulds and cores. Originally from South Africa. The sand is produced by crushing chrome ore and its washing in spiral concentrators, subsequent drying, dust cleaning, screening and sorting as per grain size. Item Unit Index Cr2O3 % 46.0min SiO2 % 1.0max FeO % 26.5max CaO % 0.30max