Categories: Foundation Series, Roller Cone Bits
C142 Series Replaceable Type
Bearing Structure
Features of C142 Series
| 1 | Journal sealed bearing with TCI protection on heel of cones |
| 2 | Bigger cone ,TCI covers full cones, longer working life |
| 3 | Shirttail hard enhanced by Tungsten Carbide |
| 4 | C142-537 adopts 15mm chisel TCI, C142-637 adopts 14mm conical-ball TCI |
| 5 |
C142series suit for drilling hard&very hard rock hardness more than 100MPa, bigger diameter TC Inserts brings higher wear resistance and lower inserts breakage rate
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Technical specification of roller cone bit C142
| Raw Material | |||||||||||
| Cone | 15MnNi4Mo | ||||||||||
| Arm | 20CrNiMo | ||||||||||
| Tooth | Tungsten Carbide Inserts | ||||||||||
| Tooth Type | |||||||||||
| Tooth Qty.&Diameter | 45 PCS / 15mm | ||||||||||
| Tooth Height | Total height: 18.5mm, inside height: 10.5mm, outside height: 8mm | ||||||||||
| Bearing and Lubrication | |||||||||||
| Tungsten carbide enhanced on bearing |
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| Grease Lubrication & Bearing Seal |
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