Ngaphezu kwalokho, ama-drill ethu ahlinzeka ngokulawula ama-chip okuhle kakhulu ukuqinisekisa ukubhoboza okubushelelezi nokungaphazanyiswa. Ukususwa kwama-chip okuphumelelayo kuvimbela ukuminyana kwama-chip, kunciphisa ingozi yokulimala kwamathuluzi kanye nesikhathi sokungasebenzi. Lesi sici sithuthukisa ukusebenza okuphelele kwe-ZJ clamp BTA deep hole drill, okwenza kube kuhle kakhulu emisebenzini yokugaya ephezulu.
I-drill isebenzisa ama-blade afakwe uphawu angeniswa kwamanye amazwe, anokusebenza kahle kakhulu kokucubungula, ukuguqulwa kwama-blade okulula, ukusetshenziswa kwesikhathi eside komzimba wokusika, ukusetshenziswa kwamathuluzi okuphansi nezinye izici. Ingacubungula insimbi yekhabhoni, insimbi ye-alloy enamandla aphezulu, insimbi engagqwali, njll.
Esinye sezici ezivelele zalo mkhiqizo uhlelo lwawo lokubhoboza lwe-BTA (Boring and Trepanning Association), oluqinisekisa ukubhoboza okunembile ngenkathi kunciphisa ukudlidliza nokuthuthukisa ikhwalithi yemigodi. Lokhu kuyenza ifaneleke kakhulu ezinhlelweni zokusebenza ezidinga ukunemba okuphezulu, njengezimboni zezindiza nezimoto.
Ngaphezu kwalokho, i-ZJ type machine clamp indexable BTA deep hole drill nayo inikeza ukugeleza okuhle kakhulu kokupholisa ukuqinisekisa ukushabalaliswa kokushisa okuhle ngesikhathi sokubhoboza. Lesi sici sivimbela ukushisa ngokweqile futhi sandisa isikhathi sokuphila kwamathuluzi, ekugcineni sinciphise izindleko futhi sandise ukusebenza kahle.
| Imininingwane yokubhoboza | Ifakwe i-arbor | Imininingwane yokubhoboza | Ifakwe i-arbor |
| Φ28-29.9 | Φ25 | Φ60-69.9 | Φ56 |
| Φ30-34.9 | Φ27 | Φ70-74.9 | Φ65 |
| Φ35-39.9 | Φ30 | Φ75-84.9 | Φ70 |
| Φ40-44.9 | Φ35 | Φ85-104.9 | Φ80 |
| Φ45-49.9 | Φ40 | Φ105-150 | Φ100 |
| Φ50-59.9 | Φ43 |
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