... <3% moisture <2% large quantity Natural Amorphous Graphite Grain CarburantWe produce amorphous graphite grain carburant of amorphous graphite mineral of Lutang Chenzhou ... world.fixed carbon (FC): 70%,75%,78%, 80%,83%, 85%grain size: 1-3mm,1-5mm,1-6mm,1-8mm,1 ... stabilities , less harmful impurities, very low iron and sulphur content. What is more, the amorphous graphite has excellent properties such as ...