Positive Feed Electric Drilling Unit – Lubbering L.ADU 520

Lubbering L.ADU 520 – positive feed electric drilling unit for large drilling tasks in highly demanding material stacks.

Positive Feed Electric Drilling Unit – Lubbering L.ADU 520

The L.ADU electronic 520 combines the advantages of a pneumatic drilling unit with the efficiency, robustness and programmability of an electronic unit.

It is designed for big drillings in large material stacks, including extremely challenging thick hybrid stacks of CFRP, aluminium and titanium, with very short process times, energy saving and adaptive drilling performance.

Key Features

  • Adaptive control: Automatic material-layer detection, automatic cooling-lubricant regulation and process monitoring support adaptive drilling in material stacks.
  • Operation and monitoring: An onboard LCD screen, start/stop trigger and data acquisition through the LUBBERING smart box support convenient operation and process documentation.
  • Process flexibility: Spindle speed is freely adjustable, with CW and CCW rotation, fast forward and fast retract, while process parameters are shown in a graph for analysis and adjustment.
  • Aerospace applications: Suitable for aerospace applications such as gear rib assembly and engine pylon drilling, including one-shot drilling and countersinking with Taperlock and Twist Lock.

Technical Data

PropertyValue
Weight10 kg
Motor typeelectronic servo motor
Nominal power (peak)≤ 2.8 kW
Power supply400 VAC / 16 A
Spindle speed50 – 2,500 rpm
Feed rate0.05 – 0.15 mm/rev
Max. drill size in titanium≤ 32 mm
Max. in aluminium / CFRP≤ 45 mm
Locking systemsTaperlock (TPL), Twist Lock (TL)
OptionsMQL System, lifting handle, extraction manifold, cable protection

Frequently Asked Questions

What is the L.ADU 520 designed for?
It is designed for big drillings in large and highly demanding material stacks, including thick hybrid stacks of CFRP, aluminium and titanium.

What operating and control features does it offer?
It includes onboard electronic control, freely adjustable spindle speed, CW and CCW rotation, fast forward and fast retract, plus an onboard LCD screen and data acquisition through the LUBBERING smart box.

Where is it used?
It is used in aerospace applications such as gear rib assembly and engine pylon drilling, including one-shot drilling and countersinking.

Would you like to check whether Positive Feed Electric Drilling Unit - Lubbering L.ADU 520 fits your application?

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 520.

✉️ info@hadi.co.il📞 08-9911888

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