Foundation Roller Cones bit C169 - Weld Type
Product Description
Foundation Roller Cones bit C169 - Weld Type
C169 Series Weld Type
Bearing Structure
Features of C169 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 | C169-537 adopts 17mm chisel TCI, C169-637 adopts 16mm conical-ball TCI |
5 | C169 series suits for drilling hard & very hard rock hardness more than 100MPa, |
bigger diameter TCI Inserts brings higher wear resistance and lower inserts breakage rate，it suits for bigger diameter core barrel |