PROPERTIES AND CHARACTERISTICS OF GRAPHITE
accounts for the extreme hardness of diamond. Figure 14. The carbon phase diagram Lampblack (writing) Charcoals (gunpowder, medicine, deodorants) Natural graphite (writing material) Activated carbons Carbon blacks Coal coking (coaltar pitch) Delayed coking Synthetic graphite and diamond Carbon fibers (PAN) Carbon fibers (pitchbased) Carbon fibers .