Nā ʻāpana tricone hoʻēmi IADC127 9 5/8” (244.5mm)

ʻO ke poʻo wili API nui no ka ʻeli ʻana i ka waihona ma muli o ka ʻōlelo haʻahaʻa loa a me ke ʻano maikaʻi loa mai ka hale hana Kina
Wehewehe ʻana o ka Bit:
IADC: 127 - ʻĀpana paʻa niho kila me ka pale ana no nā ʻano palupalu me ka ikaika compressive haʻahaʻa a me ka hiki ke wili kiʻekiʻe.
Ikaika Hoʻopaʻa:
0 - 35 MPA
0 - 5,000 PSI
Wehewehe ʻĀina:
Nā pōhaku palupalu loa, ʻaʻohe papa, ʻaʻole i hoʻopaʻa pono ʻia e like me nā lepo lepo a me nā one pōhaku i hoʻopaʻa pono ʻole ʻia, nā pōhaku limestone marl, nā paʻakai, ka gypsum, a me nā lanahu paʻakikī.
Hiki iā mākou ke hāʻawi aku i nā ʻāpana wili niho a me nā ʻāpana wili TCI tricone i nā nui like ʻole (mai 3 ”a 26”) a me ka hapa nui o nā code IADC.