Iron Ore

Standard Open bearing bit

Mine: Iron Ore mine, Australia
Type & Designation: 9 7/8” CN70
Bit Number: 720011013
Bit life: 4101m
End of life : Coring
Cenerg Avg Life : 3019 Meters
Competitor Avg Life: 1913 Meters

Standard Open bearing bit

Mine: Major Ironore mine, South Africa
Type & Designation: 10 5/8 CN70
Bit Number: 8912426
Bit life: 806 Meters
End of Life : Coring
Cenerg Avg. Life: 263 Meters
Competitor Avg Life: 190 Meters

Optimized Sealed Journal Bearing bit

Mine: Iron Ore Mine
Type & Designation: 12 ¼” SB73J (Fully Sealed)
Bit life Avg: 358 m ( 44% improvement over our own open bearing bits)
Formation: Very Hard formation 300+ Mpa
Discard reason: Drop in Pen Rate.