▎ 摘　　要

NOVELTY - Forming method of crystal diamond blank comprises adding 95-105 g quartz sand, 13-16 g aluminum hydroxide, 15-25 g borax, 15-25 g zinc oxide, 110-130 g barium carbonate, 7-10 g sodium nitrate, 20-30 g zirconium oxide, 25-40 g potassium carbonate, 70-90 g titanium dioxide, 8-12 g lanthanum oxide, 4-6 g light magnesia, 7-9 g calcium oxide, 4-6 g tungsten oxide and 1.5-3 g antimony oxide into mixer, mixing, feeding, melting in electromagnetic high-temperature furnace, forming with graphene powder in mold, adding into metal cylinder, rotating, heating at 1000-1300 degrees C, polishing, sieving and checking. USE - Method for forming crystal diamond blank. ADVANTAGE - The diamond blank has balanced hardness and flexibility, good absorbing effect, no adhesion and improved quality, and saves processing time.