Ngwa igwe eji egwu mmiri ala nke nwere ọnụ ahịa dị ala nke mita 130 nke e tinyere n'ime ụgbọala na-adọkpụ nke zuru oke, nwere ezigbo ọnụ ahịa.
Anyị na-enye ike dị egwu n'ịdị mma na mmezi, ire ahịa, ire ngwaahịa na ahịa, na mgbasa ozi na usoro maka ngwa ọrụ igwe eji agba mmiri n'ala nke nwere ọnụ ahịa kacha ala nke 130m nke ejiri igwe kwụ otu ebe rụọ, nke nwere ezigbo ọnụ ahịa. Anyị ga-eme mgbalị dị ukwuu iji nyere ndị nwere ike ịzụta ihe n'ime obodo na mba ofesi aka, ma mepụta uru na mmekorita mmeri n'etiti anyị. Anyị na-atụ anya nkwado gị nke ọma.
Anyị na-enye ike dị egwu n'ịdị mma na mmezi, azụmaahịa, ire ngwaahịa na ahịa na mgbasa ozi na usoro makaNgwa igwe na-egwu olulu mmiri nke China na nke a na-akpọ "Trailer"Ọ bụ ezie na anyị nwere ohere na-aga n'ihu, ugbu a anyị na ọtụtụ ndị ahịa si mba ọzọ enweela mmekọrịta enyi na enyi, dịka ndị si Virginia. Anyị kwenyere na ngwaahịa igwe nbipute uwe elu na-adịkarị mma n'ihi na ọtụtụ n'ime ha nwere ezigbo mma na ọnụ ahịa.
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Nkọwa Ngwaahịa

Usoro mmepụta nkịtị dịka dị n'okpuru:
1> Zitere anyị nkọwa gbasara ala na olulu mmiri.
2> Kwado nha, nọmba nlereanya, na ọnụọgụ.
3> Kwado ụdị 3D.
4> Usoro ikpe.
5> Nnwale na mmezi.
6> Mmepụta ihe emere n'usoro/n'ọtụtụ.
Ngwa
Ọ bụ nke siri ike ruo n'ọkwa dị ala, nke nwere ike nrụgide dị ala, dịka ájá, marl, lignite, sandstone, anhydrite, tuff, wdg.
atụmatụ
M167 bụ ihe e ji arụ ọrụ matrix PDC. Nhazi Hydraulic kachasị mma yana mmetụ aka nhicha na oyi nke bits iji gbochie bits ịgba ọsọ.

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Nkọwapụta Ngwaahịa
Nkọwapụta Ngwaahịa nke PDC drill bits.
| Ọnụọgụ nke Agụba | 7 |
| Nha nke Isi Mkpụcha | 16mm |
| Ọnụọgụ nozulu. | 9 NZ |
| Ogologo Nlele | 3 Inchi |
Usoro Ọrụ
| RPM (r/min) | 80-250 |
| WOB (KN) | 30-140 |
| Ọnụego Mmiri (lps) | 28~70 |
Anyị na-enye ike dị egwu n'ịdị mma na mmezi, ire ahịa, ire ngwaahịa na ahịa, na mgbasa ozi na usoro maka ngwa ọrụ igwe eji agba mmiri n'ala nke nwere ọnụ ahịa kacha ala nke 130m nke ejiri igwe kwụ otu ebe rụọ, nke nwere ezigbo ọnụ ahịa. Anyị ga-eme mgbalị dị ukwuu iji nyere ndị nwere ike ịzụta ihe n'ime obodo na mba ofesi aka, ma mepụta uru na mmekorita mmeri n'etiti anyị. Anyị na-atụ anya nkwado gị nke ọma.
Ọnụ ego kachasị alaNgwa igwe na-egwu olulu mmiri nke China na nke a na-akpọ "Trailer"Ọ bụ ezie na anyị nwere ohere na-aga n'ihu, ugbu a anyị na ọtụtụ ndị ahịa si mba ọzọ enweela mmekọrịta enyi na enyi, dịka ndị si Virginia. Anyị kwenyere na ngwaahịa igwe nbipute uwe elu na-adịkarị mma n'ihi na ọtụtụ n'ime ha nwere ezigbo mma na ọnụ ahịa.












