Iwe ayaworan jẹ ohun elo aise ile-iṣẹ pataki. Gẹgẹbi iṣẹ rẹ, ohun-ini ati lilo, iwe graphite ti pin si iwe graphite rọ, iwe graphite ultra-tinrin, iwe graphite ti o gbona, okun iwe graphite, awo graphite, bbl lẹẹdi packing oruka, lẹẹdi ooru rii, ati be be lo.