Daim ntawv thov:Earthy graphite yog dav siv nyob rau hauv casting txheej, roj teb drilling, roj teeb carbon pas nrig, steel, casting khoom, refractory khoom, dye, roj, electrode paste, nrog rau cov khoom xyaw ntawm mem hluav, electrode, roj teeb, graphite emulsion, desulfurizer, preservative. , antiskid tus neeg saib xyuas, smelting carburizer, ingot casting slag, graphite bearing thiab lwm yam khoom.