1.Cutting Hanganga o tenei momo hiritia me te kore-hiritia e toru moka koeko :
Ka whakanuia te mau o nga niho me te tungsten carbide utu nui e anga ana ki nga mata niho mo te moka niho rino.
2. Hanganga ine mo tenei momo moka toka koeko e toru:
He whakamarumaru ine maha me nga kuti ine i runga i te rekereke me te whakauru ine i runga i te mata ine o te koeko, te whakauru tungsten carbide me te anga uaua ki te hiku ka whakanui ake i te kaha pupuri mehua me te mauri ora.
3. Te Hanganga o tenei momo moka toka koeko e toru:
Ko te pikaunga roera tino tika me nga mata pana e rua.Poi maukati te koekoe. Ka anga te aaki ki te kanohi pakeke me te koranu aukati mau.Ka pai ake te aukati abrasion me te aukati hopu o te whanau
Ripanga o te whakarōpūtanga o te pakeke o te hanganga me te kowhiringa moka
| Moka porotaka | IADC waehere moka taimana | Whakaahuatanga hanganga | Momo toka | Te kaha kōpeke (Mpa) | ROP(m/h) |
| Waehere IADC | |||||
| 111/124 | M/S112~M/S223 | Tino ngohe: te hanga ngohengohe piri me te iti o te kaha o te pupuhi. | uku Siltstone kirikiri | <25 | >20 |
| 116/137 | M/S222~M/S323 | Ngohe: te hanga ngohengohe me te iti o te kaha compressive me te kaha drill. | Toka uku Maara Lignite kirikiri | 25~50 | 10~20 |
| 417/527 | M/S323~M/S433 | Waenga ngohengohe: ngawari ki te hanga waenga me te iti o te kaha o te pupuhi me te paopao. | Toka uku Maara Lignite Te kirikiri Siltstone Waiwaiwai Tuff | 50~75 | 5~15 |
| 517/537 | M322~M443 | Waenga: Waenga ki te pakeke te hanga me te kaha o te kaha ki te koopeke me te angiangi o te korikori. | Kohatu paru Toka pouri kirikiri | 75~100 | 2~6 |
| 537/617 | M422~M444 | Waenga pakeke: te hanga pakeke me te mato me te kaha o te pupuhi me te abrasiveness reo. | Toka pouri He toka pakeke Waiwaiwai Te kirikiri Dolomiti | 100~200 | 1.5~3 |
Rahi Paraka Tricone Niho maitai
| Rahi Tonu | IADC auau | API Reg Pin | Toru Hanga-hanga(Nm) |
| 3 7/8"(98.4mm) | 126/216/637 | 2 3/8 | 4100~4700 |
| 4 5/8"(117.4mm) | 126/216/517/537/637 | 2 7/8 | 6100~7500 |
| 5 1/4"(133.3mm) | 126/216/517/537/637 | 3 1/2 | 9500~12200 |
| 5 5/8"(142.8mm) | 126/216/517/537/637 | 3 1/2 | 9500~12200 |
| 5 7/8"(149.2mm) | 126/216/517/537/637 | 3 1/2 | 9500~12200 |
| 6"(152.4mm) | 126/127/216/517/537/617/637 | 3 1/2 | 9500~12200 |
| 6 1/4"(158.7mm) | 126/127/216/517/537/617/637 | 3 1/2 | 9500~12200 |
| 6 1/2"(165mm) | 126/127/216/517/537/617/637 | 3 1/2 | 9500~12200 |
| 7 1/2"(190mm) | 126/216/517/537 | 4 1/2 | 16300~21700 |
| 7 5/8"(193mm) | 126/216/517/537 | 4 1/2 | 16300~21700 |
| 7 7/8"(200mm) | 126/216/517/537 | 4 1/2 | 16300~21700 |
| 8 1/2"(215.9mm) | 117/127/217/437/517/537/617/637 | 4 1/2 | 16300~21700 |
| 9 1/2"(241.3mm) | 117/127/217/437/517/537/617/637 | 6 5/8 | 38000~43400 |
| 9 7/8"(250.8mm) | 117/127/217/437/517/537/617/637 | 6 5/8 | 38000~43400 |
| 10 5/8(269.8mm) | 117/127/137/217/517/537/617/637 | 6 5/8 | 38000~43400 |
| 11 5/8(295.3mm) | 117/127/137/217/517/537/617/637 | 6 5/8 | 38000~43400 |
| 12 1/4"(311.1mm) | 114/127/217/437/517/537/617/637 | 6 5/8 | 38000~43400 |
| 13 5/8"(346.0mm) | 127/217/517/537/617/637 | 6 5/8 | 38000~43400 |
| 14 3/4"(374.6mm) | 127/217/517/537/617/637 | 7 5/8 | 46100~54200 |
| 17 1/2"(444.5mm) | 114/115/125/215/515/535/615/635 | 7 5/8 | 46100~54200 |
| 26"(660.4mm) | 114/115/125/215/515/535/615 | 7 5/8 | 46100~54200 |
TRICONE BIT WORKSHOP
| Rahi ota iti | N/A |
| Utu | |
| Nga Taipitopito mokete | Paerewa Kaweake Tukunga Paerewa |
| Wā Tukunga | 7ra |
| Nga tikanga utu | T/T |
| Te kaha tuku | I runga i te Ota Taipitopito |
