Bit e le 'ngoe ea Roller Cone Bit Rock Roller Drill Bit
Ho fapana le likotoana tsa li-tricone tse bopang ka ketso e sithabetsang, likotoana tsa khoune e le 'ngoe li phunya ka ketso ea ho hohla. Ka hona, likotoana tsa "cone drill" li sebelisa li-wear resistant tungsten carbide tse kenyang mohahong oa ho itšeha.
The Tricone bit palm cutters e kentsoe ho Hole Openers, Core Barrels ho cheka seliba sa metsi, sebaka sa oli, kaho, mocheso oa mocheso o tlase, le motheo o ka tlas'a lefatše, Crossing, ho cheka ka tsela e tšekaletseng.
1.Ho phunya ka mokhoa oa ho phutha le ho penya ho ka eketsa bokhoni ba ho thibela ho roala ha moqomo;
2.Barrel e nyane e thusa ts'ebetso ea coring, barrel e kholo e etsa ho robeha ha sethala.
Litlhaloso:
| BIT SIZE(SINGLE ROLLER) |
TOOTH TYPE(IADC CODE) | |
| INCH | mm | |
| 5 7/8 | 149.2 | 517,537,617,637,737 |
| 6 | 152.4 | 517,537,617,637,737 |
| 8 1/2 | 215.9 | 517,537,617,637,737 |
| 9 7/8 | 250.8 | 517,537,617,637,737 |
| 10 5/8 | 269.9 | 517,537,617,637,737 |
| 12 1/4 | 311.1 | 517,537,617,637,737 |
| 14 3/4 | 374.6 | 517,537,617,637,737 |
| 17 1/2 | 444.5 | 517,537,617,637,737 |
Mefuta eo re e rekisang haholo:
Lisebelisoa tsa DrillMore Rock
DrillMore e inehetse katlehong ea bareki ba rona ka ho fana ka likotoana tsa ho cheka sesebelisoa ka seng. Re fa bareki ba rona indastering ea ho cheka likhetho tse ngata, haeba u sa fumane chelete eo u e batlang ka kopo ikopanye le sehlopha sa rona sa barekisi ho latela ho fumana bonyane bo nepahetseng bakeng sa kopo ea hau.
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