graphite briquette Carbon Content:60%-80% Size: 0-30mm Moisture: < 2% lower sulphur and ... of Amoprhous Graphite contains lower sulphur and phosphor, it has high chemical stability, and excellent refractoriness, heat conductivity, plasticity, lubricating ... and steel industry, cast, electrode, Battery, pencil, etc. Graphite BriquetteFixed Carbon:60-80%min. Size: 50x40x26mm, 48x38x24mmMoisture: 2% max