granulated hematite, a natural mineral based on iron oxide, applied in foundry molds, paints, coating, grout, graphite,

aluminothermia applied ash base based batteries coating construction cores coverings ferrite foundry granular granulated graphite grout handicrafts hematite industrial insulation iron isolated magnets material metal metallic metallurgy mineral molds natural ore organites oxide oxides paints pellets powder processing radiological raw steel stone toroidal wall