... % Size: 200mesh, 325mesh Moi: less than 2.5% Natural amorphous graphiteSell Natural Graphite GrainsCarbon content: 70%, 75%, 80%, 85%, 88%Size ... iron, refractory material, electrode paste and other products.Sell Natural Graphite BriquetteCarbon content: 60%,70%,75%,78%,80%,83% ... carbon additives in iron and steel field, casting etc.Sell Natural Graphite PowderFixed carbon content: 60%, 65%, 70%, 75%, ...