01
Mijnbouw Tricone Bit TCI Bits SGA Alle maten
BOORTYPE
GEBRUIKSVOORWAARDEN
1. Mijnbouw.
2. Waterput.
3. Olieveld en gas.
4. Toepassing van bouwboringen.
Grand Rotary Grand Bits hebben optimaal ontworpen lagerstructuren en hardmetalen inzetstukken om de extreme uitdagingen van de hedendaagse mijnbouwtoepassingen te weerstaan. Wees altijd bereid om producten te verbeteren en producten met hoge prestaties en kosten aan te bieden. Het kiezen van de juiste ontwerpen met de balans tussen hoge ROP (Rate of Penetration) en een goede boorlevensduur die de goede TDC (Total Drilling Cost) voor de klanten garanderen.
SELECTIETABEL
| Open lager Tri-cone bit (mijnbouw) | |||||||||||||||||||||
| Type | Zachte formatie | middelmatige tot harde formatie | harde formatie | Extreem harde formatie | |||||||||||||||||
| Duim | mm | 412 | 422 | 432 | 442 | 512 | S22 | 532 | S42 | 612 | 622 | 632 | 642 | 712 | 722 | 732 | 742 | 812 | 822 | 832 | 842 |
| 6 1/4 | 159 | IN | IN | IN | |||||||||||||||||
| 6 3/4 | 171 | IN | IN | IN | IN | ||||||||||||||||
| 7 7/8 | 200 | IN | IN | IN | IN | IN | IN | IN | |||||||||||||
| 9 | 229 | IN | IN | IN | IN | IN | |||||||||||||||
| 9 5/8 | 244 | IN | |||||||||||||||||||
| 9 7/8 | 251 | IN | IN | IN | IN | IN | IN | ||||||||||||||
| 10 3/16 | 259 | IN | |||||||||||||||||||
| 10S/8 | 270 | IN | IN | IN | IN | IN | IN | IN | IN | ||||||||||||
| 11 | 279 | IN | IN | IN | IN | ||||||||||||||||
| 12 1/4 | 311 | IN | IN | IN | IN | IN | IN | IN | IN | IN | |||||||||||
| 13 3/4 | 349 | IN | |||||||||||||||||||
Opmerking: de "V" in de tabel vertegenwoordigt de bestaande IADC, en de IADC zonder "V" in de tabel kan worden ontworpen.
| Tri-cone bit met afgedicht lager (mijnbouw) | |||||||||||||||||||||
| Type | zachte formatie | middelmatige tot harde formatie | harde formatie | Extreem harde formatie | |||||||||||||||||
| Duim | mm | 415 | 425 | 435 | 445 | 515 | 525 | 535 | 545 | 615 | 625 | 635 | 645 | 715 | 725 | 735 | 745 | 815 | 825 | 835 | 845 |
| 7 7/8 | 200 | IN | IN | IN | IN | IN | IN | IN | IN | IN | IN | IN | |||||||||
| 81/2 | 216 | IN | IN | IN | IN | IN | IN | ||||||||||||||
| 8 3/4 | 222 | IN | IN | ||||||||||||||||||
| 9 | 229 | IN | IN | IN | IN | IN | IN | IN | IN | IN | IN | ||||||||||
| 9 1/2 | 241 | IN | |||||||||||||||||||
| 9 5/8 | 244 | IN | IN | IN | IN | ||||||||||||||||
| 9 7/8 | 251 | En | IN | IN | IN | IN | IN | IN | IN | IN | IN | IN | IN | IN | IN | ||||||
| 10 3/16 | 259 | IN | IN | IN | |||||||||||||||||
| 10 5/8 | 270 | IN | IN | IN | IN | IN | IN | IN | IN | IN | IN | IN | IN | IN | IN | ||||||
| 11 | 279 | IN | IN | IN | IN | IN | IN | IN | |||||||||||||
| 11 1/2 | 292 | IN | |||||||||||||||||||
| 12 1/4 | 311 | IN | IN | IN | IN | IN | IN | IN | IN | IN | IN | IN | IN | ||||||||
| 13 3/4 | 349 | IN | IN | IN | IN | IN | |||||||||||||||
| 15 | 381 | IN | |||||||||||||||||||
Opmerking: de "V" in de tabel vertegenwoordigt de bestaande IADC, en de IADC zonder "V" in de tabel kan worden ontworpen.
BOORPROFIEL
