Bit application chart |
||||||||
Bit applications |
MD | MiniMD | KHD | YC | HJ/HJT | GJ/GJT | HA/HAT |
GA/GAT |
High RPM |
● | ● | ● |
|
||||
High temperature |
● | ● | ● | ● |
|
|||
High WOB |
● |
|
||||||
Highly abrasive |
● | ● | ● |
|
||||
Slim hole |
● | ● | ● |
|
||||
Hard formaction-medium & low RPM |
● |
|
||||||
Hard formaction high RPM |
● | ● |
|
|||||
Common formation |
● | ● | ● | ● | ● | ● | ● |
● |
Bit structure features |
||||||||
Bit applications |
MD | MiniMD | KHD | YC | HJ/HJT | GJ/GJT | HA/HAT |
GA/GAT |
Journal bearing |
● | ● | ● |
|
||||
Roller bearing |
● | ● |
● |
|||||
Floating bearing |
● |
|||||||
Bushing bearing |
● |
|||||||
Roller-journal bearing |
● |
|
||||||
Metal face sealed |
● | ● | ● | ● |
|
|||
Non-sealed bearing |
● |
|
||||||
Rubber O-ring sealed |
● | ● | ● |
● |
||||
Enhanced gage protection |
● | ● |
|
Мы свяжемся с вами по телефону
Закрыть