Carbide PDC Bits Our tungsten carbide matrix pdc bits are made by 100% virgin material, it is widely used in drill and mining industry. The high hardness and wear resistance lead a good performance. What's more, we provide various types and grades for choosing. Or any other non-standard types are welcome to order. The high quality and good price tungsten carbide matrix pdc bit won't made you disappointed. tungsten carbide matrix pdc bit grades for choosingProperties & applications of tungsten carbide matrix pdc bitGradeDensityTRSHardnessPerformance & application recommendedg/cm3MPaHRAYG4C15.1180090Mainly used as small buttons for percussion bits to cut soft and medium hard formations.YG614.95190090.5For coring crowns, electric coal drill bits, coal cutting picks, oil cone bits and scraping knife bits, used in geological prospecting, coal mining and oil well boring.YG814.8220089.5For coring crowns, electric coal drill bits, coal cutting picks, oil cone bits and scraping knife bits, used in geological prospecting, coal mining and oil well boring.YK0514.95250090.5Mostly used as the buttons of small and medium sized percussion bits and as the inserts of rotary prospecting bits to cut soft and medium hard formations.YG8C14.8240088.5YK1514.6245087.6Suitable to strips, conical buttons for rotary percussion-resistant, geological prospection buttons, cut soft and medium hard formations.YK2014.4250086.8Primarily for the buttons and inserts of rotary percussion bits to cut medium-hard and hard formations.YK2514.4255087.2Primarily for the buttons and inserts of rotary percussion bits to cut medium-hard and very hard formations.YG11C14.4270086.5Largely for the inserts and buttons of percussion bits and tricone bits to cut medium-hard, hard, and very hard formations.YG13C14.2285086Primarily for the buttons of tricone bits and inserts of rotary percussion bits to cut hard and very hard formations.YG15C14300085.5For oil cone drill bits, for medium soft and medium-hard rocks.