API tricone drill bit IADC437 6″(152mm) no ka wili luawai

ʻUku pōhaku Tricone IADC437 6"(152.4mm)
1> 6"(152.4mm) ka nui maʻamau i ka luawai hohonu e like me ka ʻaila ʻaila a me ka luawai kinoea, a he nui maʻamau nō hoʻi ia i ka hoʻoheheʻe ʻana i ka lua hoʻokele.
2> Loaʻa iā mākouʻeluaʻano o ka tricone bit e like me nā māka o ka bearing, hoʻokahiʻo Elastomer i hoʻopaʻaʻia me ka maikaʻi maʻamau a me ke kumukūʻai,ʻo kekahiʻo Metal-face sealed bearing me kaʻoihana kiʻekiʻe a me ke kumukūʻai.
3> No ka wili hohonu loa, paipai mākou i nā ʻāpana tricone i hoʻopaʻa ʻia me ka maka i ka hohonu o ka ʻeli ʻana ma mua o 1000 mika, no ka pōhaku paʻa a me ka lōʻihi o ka lua auwaha ʻole i ʻoi aku ka lōʻihi ma mua o 300 mika ke paipai pū nei mākou i ke alo metala i hoʻopaʻa ʻia i nā tricone bits.
4>No ka wili luawai wai, ka wili luawai papau a i ole ka loihi o ka mamao o ka auwaha lua ole, ka elastomer(rubber) i sila i ka tricone bits i oi aku ka maikai o ka hana.