The ReamoTec eccentric casing system consists of a driver bit, reamer bit and locking system. The reamer bit is closed by rotating the system in reverse direction to allow withdrawal of the eccentric casing system and dth drill string when reaching required depth. The reamer bit can be replaced separately and economically when they are worn out.
Eccentric casing system / ReamoTec
Reamotec
Eccentric casing system
MAXA manufactures the ReamoTec eccentric casing system to enable drilling and lowering the casing simultaneously.
Details
Structure and features
The ReamoTec eccentric casing system consists of a driver bit, reamer bit and locking system. The reamer bit is closed by rotating the system in reverse direction to allow withdrawal of the eccentric casing system and dth drill string when reaching required depth.
The reamer bit can be replaced separately and economically when they are worn out.
Specifications
| System code | Outer diameter of reamer bit | Applicable casing | ||
|---|---|---|---|---|
| expanded mode | retracted mode | outer dia. | casing wall max. | |
| mm / inch | mm / inch | mm / inch | mm / inch | |
| 139,7mm casing | ||||
| EC140/6,3t | 155 / 6,10 | 115 / 4,53 | 139,7 / 5,5 | 6,3 / 0,25 |
| 168,3mm casing | ||||
| EC168/6,3t | 190 / 7,48 | 140 / 5,51 | 168,3 / 6,625 | 6,3 / 0,25 |
| 193,7mm casing | ||||
| EC194/6,3t | 219 / 8,62 | 165 / 6,50 | 193,7 / 7,625 | 6,3 / 0,25 |
| 219,1mm casing | ||||
| EC219/10,0t | 240 / 9,45 | 180 / 7,09 | 219,1 / 8,625 | 10,0 / 0,39 |
| EC219/6,3t | 240 / 9,45 | 190 / 7,48 | 219,1 / 8,625 | 6,3 / 0,25 |
| 254,0mm casing | ||||
| EC254/6,3t | 272 / 10,71 | 215 / 8,46 | 254,0 / 10,0 | 6,3 / 0,25 |
| 273,0mm casing | ||||
| EC273/12,7t | 303 / 11,93 | 230 / 9,06 | 273,0 / 8,65 | 12,7 / 0,5 |
| EC273/6,3t | 303 / 11,93 | 240 / 9.45 | 273,0 / 10,75 | 6,3 / 0,25 |
Gallery
We provide technical rockdrilling solutions to our customers with a variety of rockdrilling needs. We design, manufacture and sell DTH rockdrilling tools for use in building foundation and piling on construction sites, mining and quarrying, water well drilling, utility linings, micro-tunneling and overburden drilling in a variety of geological formations and at considerable depths. Check out the gallery to see us in action.
Video
Every jobsite is a unique enviroment. MAXA DTH Hammers are customizable for every project of all types and sizes such as building foundation, piling on construction sites, mining and quarrying, water well drilling, utility linings, micro-tunneling and overburden drilling in a variety of geological formations and depths. Check out the video to see us in action.