Mining Machinery

Place of Origin Hunan, China (Mainland)
Brand Name ZZ Hardmetal
Material Tungsten Carbide
Use Masonry Drilling
Processing Type Forging
Material Carbide

Grade Density
g/cm3 TRS
MPa Hardness
HRA Performance & application recommended
YG4C 15.10 1800 90.0 Mainly used as small buttons for percussion bits to cut soft and medium hard formations.
YG6 14.95 1900 90.5 For 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.
YG8 14.80 2200 89.5 For 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.
YK05 14.95 2500 90.5 Mostly 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.
YG8C 14.80 2400 88.5
YK15 14.60 2450 87.6 Suitable to strips, conical buttons for rotary percussion-resistant, geological prospection buttons, cut soft and medium hard formations.
YK20 14.40 2500 86.8 Primarily for the buttons and inserts of rotary percussion bits to cut medium-hard and hard formations.
YK25 14.40 2550 87.2 Primarily for the buttons and inserts of rotary percussion bits to cut medium-hard and very hard formations.
YG11C 14.40 2700 86.5 Largely for the inserts and buttons of percussion bits and tricone bits to cut medium-hard, hard, and very hard formations.
YG13C 14.2 2850 86.0 Primarily for the buttons of tricone bits and inserts of rotary percussion bits to cut hard and very hard formations.
YG15C 14.0 3000 85.5 For oil cone drill bits, for medium soft and medium-hard rocks.