Kaihanga keri hau niho mira API hei hoko

Te Whakamahinga o te Moka:	te mata keri hinu me te hau
Momo Niho	Niho maitai
Nama IADC:	IADC117G
Te whāngai:	Peera hiri o te pukatuhi
Te Parenga Ine:	Kei te wātea
Whakakōpeke:	0-35(MPA)/0-5000(PSI)
Painga:	Mahi Pai
Te Wā Pūtāhui:	3-5 tau
Te Hanganga Whenua:	Ko ngā toka tino ngohengohe, kāore i te paparanga, kāore i te pai te kiato pērā i te uku me te kirikiri kirikiri kāore i te pai te kiato, te kōhatu kirikiri mārō, te tote, te gypsum, me ngā waro mārō.

Tukua mai he īmēra ki a mātou

Taipitopito Hua

Ataata e pā ana

Putumōhio

Whakaahuatanga Hua

He wheketere o ngā mata keri toka tricone hinu API kei roto i te taonga me te utu whakaheke.
Ko te moka kōne he mea tito mā te tapahi i te hanganga, te huānga raka me te taputapu hiri hinu, me te taputapu pūwero neke atu i te 20 momo wāhanga.
Ko te rauemi waewae he 15CrNiMo. E toru ngā waewae o te mata tricone kotahi. Ko te rauemi kōne he 15CrNi4Mo. Kei roto i te momo niho he niho rino me te niho whakauru. Ka werohia te niho whakauru ki waho o te kōne. Ko te mata tricone IADC117 he mata niho rino, e kiia ana hoki ko te mata niho mira. Ka mira tika te niho rino mai i te kōne. Ka honoa ngā niho tetahi ki tetahi. Ka taea e ia te pakaru i te toka whānui me te kore e hoki anō, ā, ka ārai i te putea paru alveolar.
Ko te āhua o te niho, te rahi, me te rahinga, i runga i te pakeke o te paparanga i keria, he ngohengohe te hanganga, ā, ki te nui ake, ki te koi ake ngā niho, ka iti ake te rahinga.

Whakatakotoranga Hua

Whakatakotoranga Taketake
Rahi o te Mata Toka	14 3/4 inihi
Rahi o te Mata Toka	374.60 mm
Momo Moka	Niho Rino Tricone Bit
Hononga Miro	7 5/8 API REG PIN
Waehere IADC	IADC117G
Momo Peera	Peera Hiri-Hautaka me te Tiakitanga Ine
Hiri Whero	Hiri Elastomer, hiri rapa rānei
Te Tiaki Rekereke	Kei te wātea
Te Tiaki i te Hiku o te Hāte	Kei te wātea
Momo Whakawhitiwhiti	Te Tohanga o te Paru
Āhua o te Keri	Keri hurihuri, keri pāmahana teitei, keri hohonu, keri motuka
Te Tatau o ngā Niho Katoa	70
Te Tatau o ngā Niho o te Rārangi Gage	33
Te maha o ngā rarangi ine	3
Te maha o ngā rarangi o roto	5
Koki Rārangi	33°
Whakakorenga	11
Ngā Tawhā Whakahaere
WOB (Taumaha i runga i te Momo)	24,413-70,556 pauna
WOB (Taumaha i runga i te Momo)	122-314KN
RPM(r/min)	300~60
Taipana o runga e taunakitia ana	37.93-43.3KN.M
Te hanganga	He hanganga ngohengohe, he iti te ātete ki te kuru, he teitei hoki te āheinga ki te keri.

He kaihanga ngaio a Far Eastern Drilling nō Haina mō ngā mata toru-pūngao, ngā mata PDC i roto i te keri hinu me te hau, te keri maina me ngā mara keri puna wai. Ka taea e mātou te tuku mata keri kounga pai, ā, ka taea hoki e mātou te whakarato i ngā wairua auaha.
Kei a mātou te tiwhikete API me te ISO. E hiahia ana mātou ki te mahi tahi me koutou katoa ki te tuku tono mō ngā mata wiri.