8-10 nti siab cua siab DTH ntsis
CovKaishan dth drilling ntsisyog siv rau hauv kev tshawb nrhiav geological, thee mine, waterconservancy thiab hydropower, txoj kev loj, railway, choj, kev tsim kho thiab kev tsim kho, thiab lwm yam.
Nta ntawm Cov Cua Kub Siab DTH Drill Bits
1. Tsib qhov yooj yim dth xyaum me ntsis tsim: tiaj tus pem hauv ntej, convex, ceev, concave. Tag nrho cov duab rau txhua hom pob zeb ntawm tawv, mos los yog abrasive.
2. Muab lub zog siab tshaj plaws rau dth drilling me ntsis, ceev ceev drilling ceev thiab tsis tshua muaj cua noj vim cov qauv sab hauv ntawm HD series DTH rauj tsim raws li qhov tshiab tshaj plaws pob zeb drilling txoj kev xav.
3. Kev ua haujlwm du thiab kev pab lub neej ntev ntawm DTH laum khoom vim yog cov khoom siv zoo hlau alloy thiab cov cuab yeej ua haujlwm siab heev.
4. Tsis tshua muaj teeb meem tus nqi thiab yooj yim rau kev txij nkawm vim yooj yim, txhim khu kev qha thiab yooj yim sib dhos thiab disassemble puab cov qauv ntawm DTH laum khoom.
5. Yooj yim tawm ntawm dth me ntsis ntawm rauj vim muaj ntau lub taub hau xov txuas chuck thiab lub tog raj kheej ntawm rauj.
| 8 nti siab cua siab DTH khoom | ||||||
| Drill Bit | Lub taub hau taub hau (mm) | Spline Tus Naj Npawb | Gauge Khawm | Pem hauv ntej khawm | Qhov hnyav | Tshooj No |
 | 203 | 2 | 10 X 18 | 10 X 16 | 40 | HD85-203 |
| 216 | 2 | 10 X 18 | 12 X 16 | 49 | HD85-216 | |
| 241 | 2 | 12 X 18 | 18 X 16 | 64 | HD85-241 | |
| 254 | 3 | 12 X 18 | 21 XH16 | 71 | HD85-254 | |
| 305 | 4 | 12 X 18 | 29 tx16 | 95 | HD85-305 | |
 | 203 | 2 | 10 X 18 | 10 X 16 | 37 | SD8-203 |
| 216 | 2 | 10 X 18 | 12 X 16 | 48 | SD8-216 | |
| 241 | 2 | 12 X 18 | 18 X 16 | 63 | SD8-241 | |
| 254 | 3 | 12 X 18 | 21 XH16 | 70 | SD8-254 | |
| 305 | 4 | 12 X 18 | 29 tx16 | 94 | SD8-305 | |
 | 203 | 2 | 10 X 18 | 10 X 16 | 35 | QL80-203 |
| 216 | 2 | 10 X 18 | 12 X 16 | 49 | QL80-216 | |
| 241 | 2 | 12 X 18 | 18 X 16 | 64 | QL80-241 | |
| 254 | 3 | 12 X 18 | 21 XH16 | 71 | QL80-254 | |
| 305 | 4 | 12 X 18 | 29 tx16 | 95 | QL80-305 | |
 | 203 | 2 | 10 X 18 | 10 X 16 | 35 | HM8-203 |
| 216 | 2 | 10 X 18 | 12 X 16 | 40 | HWV 8-216 | |
| 241 | 2 | 12 X 18 | 18 X 16 | 54 | HWV 8-241 | |
| 254 | 3 | 12 X 18 | 21 XH16 | 57 | HWV 8-254 | |
| 305 | 4 | 12 X 18 | 29 tx16 | 77 | HWV 8-305 | |
| 10 nti siab cua siab DTH khoom | ||||||
| Drill Bit | Lub taub hau taub hau (mm) | Spline Tus Naj Npawb | Gauge Khawm | Pem hauv ntej khawm | Qhov hnyav | Tshooj No |
 | 254 | 3 | 12 X 18 | 20 x 16 | 108 | SD10-254 |
| 305 | 4 | 12 X 18 | 36 xh16 | 125 | SD10-305 | |
| 311 | 4 | 12 X 18 | 36 xh16 | 130 | SD10-311 | |
| 318 | 4 | 12 X 18 | 38 tx16 | 142 | SD10-318 | |
| 330 | 4 | 16 X 18 | 42 x 16 | 155 | SD10-330 | |
 | 254 | 3 | 12 X 18 | 20 x 16 | 90 | nr 100-254 |
| 305 | 4 | 12 X 18 | 36 xh16 | 102 | nr 100-305 | |
| 311 | 4 | 12 X 18 | 36 xh16 | 104 | Nr 100-311 | |
| 318 | 4 | 12 X 18 | 38 tx16 | 106 | Nr 100-318 | |
| 330 | 4 | 14 X 18 | 42 x 16 | 112 | Nr 100-330 | |
