Pamusoro pezvo, mabhora edu anopa kudzora kwakanaka kwemachipisi kuitira kuti kuchera kuite zvakanaka uye kusingadzoreki. Kubvisa machipisi zvinobudirira kunodzivirira kuvharika kwemachipisi, zvichideredza njodzi yekukuvara kwechishandiso uye nguva yekusashanda. Ichi chinhu chinowedzera kushanda kweZJ clamp indexable BTA deep hole drill, zvichiita kuti ive yakakodzera mabasa ekugadzira akawanda.
Chibooreso ichi chinoshandisa mablade anoiswa kunze kwenyika anogona kunyorwa, ane mashandiro epamusoro ekugadzirisa, kushandura mablade kuri nyore, kushandiswa kwenguva refu kwemuviri wekucheka, kushandiswa kwematurusi mashoma nezvimwe zvinhu. Chinogona kugadzirisa simbi yekabhoni, simbi ine simba guru resimbi, simbi isina ngura, nezvimwewo.
Chimwe chezvinhu zvinonyanya kukosha pachigadzirwa ichi inzira yekuboorera yeBTA (Boring and Trepanning Association), iyo inoita kuti kuboorera kuome nemazvo uku ichideredza kudedera uye ichivandudza kunaka kwemaburi. Izvi zvinoita kuti ive yakakodzera kushandiswa kunoda kunyatsojeka, senge maindasitiri endege nemotokari.
Pamusoro pezvo, chibooreso chemhando yeZJ chinonzi ZJ machine clamp indexable BTA deep hole drill chinopawo kuyerera kwakanaka kwe coolant kuitira kuti kupisa kuparare zvakanaka panguva yekuchera. Izvi zvinodzivirira kupisa zvakanyanya uye zvinowedzera hupenyu hwechishandiso, zvichideredza mitengo uye kuwedzera kushanda zvakanaka.
| Maitiro ekuboorera | Yakashongedzerwa nearbor | Maitiro ekuboorera | Yakashongedzerwa nearbor |
| 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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