Sandvik Systems
TUBEX XL
Sandvik TUBEX XL tool systems for DTH hammers are designed to drill-and-case simultaneously through overburdens. When reaching the bedrock or required depth, the drill string is removed easily from the hole, leaving the casings in place.
| TUBEX XL type | Casing, recom. size (mm) Max. OD / Min. ID |
Min. wall thickness (mm) | Max. drill bit diameter (mm) | Reaming diameter (mm) |
|---|---|---|---|---|
| 90 | 115/102 | 5 | 90 | 123 |
| 115 | 142/128 | 5 | 115 | 152 |
| 140 | 171/157 | 5 | 140 | 187 |
| 165 | 196/183 | 5,5 | 165 | 212 |
| 180 | 219/194 | 6,3 | 180 | 232 |
| 190 | 222/205 | 6,3 | 190 | 237 |
| 240 | 273/260 | 6,3 | 240 | 306 |
| 280 | 327/305 | 7,1 | 280 | 370 |