K30 Type and K31 Type are used for making chisel and cross cemented carbide drill bits.
T10 Type are used for making rotary scraping drill bits and rock core drilling bits.
T20 Type are used for making rotary scraping cemented carbide drill bits.
T21 Type and T30 Type are used for making cemented core drilling bits for drilling soft formations.
T40 Type are used for making rotary percussive drill bits for breaking rock formations.
M10 Type And M11 Type are used for making rotary drill bits for coal and soft rock formations.
M14 Type are used for making auger tips in excavtaors.
All of our Lipai Carbide products are of high density, wear &impact resistance ,high corrosion resistance ,which lead them a long lifetime.
OEM & ODM service.
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Carbide mining bits |
Grade introduction |
Grade | Performance | Performance&application recommended |
Density | Bend Strength | Hardness |
G/Cm3 | N/mm2 | HRA |
YG4C | 15.1 | 1800 | 90 | Mainly used as small buttoon ns 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 | 14.6-14.9 | ≥1840 | ≥89 | Qualified for rough machining of cast iron, non-ferrous metal, nonmetal materials, drawing of steel, non-ferrous metal and pipes, various drills for geology use, tools for machine manufacture and wearing parts. |
YK05 | 14.95 | 2500 | 90.5 | Mostly used as the buttons of small and medium sized percussion bits and as |
YG8C | 14.8 | 2400 | 88.5 | the inserts of rotary prospecting bits to cut soft and medium hard formation. |
YK15 | 14.6 | 2450 | 87.6 | Suitable to strips, conical buttons for rotary percussion-resistant,geological |
prospectioin buttons, cut soft and medium hard formation. |
YK20 | 14.4 | 2500 | 86.8 | Primarily for the buttons and inserts of rotary percussion bits to cut |
medium-hard and very hard formations. |
YK25 | 14.4 | 2550 | 87.2 | Primarily for the buttons and inserts of rotary percussion bits to cut |
medium-hard and very hard formations. |
YG11C | 14.4 | 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 | Primarily for the buttons of tricone bits and inserts or rotary percussion bits to |
cut hard and very hard formations. |
YG15C | 14 | 3000 | 85.5 | For oil cone dril bits, for medium soft and medium-hard rocks. |