Lubbering L.ADU 257 – a positive feed electric drilling unit for efficient, flexible and controlled drilling.
The L.ADU electronic 257 combines the advantages of a pneumatic drilling unit with the efficiency, robustness and programmability of an electronic one.
It supports programmable speed, automatic material-layer detection and automatic regulation of cooling lubricant for a more controlled drilling process.
| Property | Value |
|---|---|
| Hole diameter | 1/2″ – 1″ |
| Locking systems | Concentric Collet, Twist Lock, DASA |
| Special locking solutions | on request |
| Motor power (peak) | 3 kW |
| Weight | 3.8 kg |
| Feed rate (fixed, per gear-set) | 0.02 – 0.2 mm/rev |
| Micro peck | LUBBERING Sine-Feed system as an option |
| Spindle | M14 |
| Spindle speed (programmable) | 100 – 800 rpm |
| Drilling performance in titanium | ≤ 3/4″ |
| Drilling performance in aluminium | ≤ 1″ |
| Lubrication | external; onboard tank optional |
| Programming | LUBBERING adaptive drilling mode |
| Dimensions right angle (L x H) | 488 x 335 mm |
What applications is the L.ADU 257 suitable for?
It is suitable for hole diameters from 1/2 to 1 inch, including up to 3/4 inch in titanium and up to 1 inch in aluminium.
Which control features are included in this model?
The unit includes an onboard LCD screen, a start/stop trigger and data acquisition through the LUBBERING smart box.
Which locking systems are supported by the L.ADU 257?
The model supports Concentric Collet, Twist Lock and DASA locking systems.
The HADI Technologies team will help you select the right configuration, verify application requirements and provide technical information about Positive Feed Electric Drilling Unit - Lubbering L.ADU 257.
The right solution starts with a clear brief
The HADI product development and engineering team can adapt a tool, product or system to your application.