The Betonelli BN20LSM Boom Concrete Levelling Screed is engineered for
high-precision, high-output concrete flooring applications.
Designed for industrial slabs, warehouses, and large-scale commercial pours,
this machine delivers outstanding flatness, productivity, and control.
Featuring advanced laser guidance, high-torque hydraulics, and intuitive controls,
the BN20LSM ensures consistent results even on demanding job sites.
Key Features & Benefits
- High-precision laser-controlled levelling system
- Powerful Kubota turbo diesel engine
- Boomed levelling system for wide coverage and accuracy
- High-torque hydraulic drive for smooth, controlled operation
- Suitable for large-scale industrial and commercial slabs
Technical Specifications
| Model |
BN20LSM |
| Weight |
4660 kg / 10,257 lbs |
| Screed Head Width |
3.0 m or 2.6 m |
| Travelling Speed |
0 – 6 km/h |
| Laser System |
Leica laser system or German Moba laser system |
| Drive Unit |
Low-speed high-torque reducer with US Sauer-Danfoss hydraulic motor |
| Main Pump |
US Sauer-Danfoss axial piston pump |
| Master Valve |
US Sauer-Danfoss main control valve |
| Vibration Control System |
US Sauer-Danfoss high-speed small torque hydraulic motor |
| Hydraulic Hose |
American GATES high-pressure hoses |
| Levelling Method |
Boomed levelling with US ETON hydraulic motor auger |
| Levelling Thickness |
30 – 300 mm |
| Operation |
Forward & backward rotary proportional control (CVT) |
| Control Effect |
Plane, slope or dual slope (three-dimensional) |
| Exciting Force |
3000 – 5000 N |
| Steering |
Hydraulic control, 360° machine rotation with
2-wheel, 4-wheel and crab steering
|
| Boom Control |
Electro-proportional joystick over pilot-operated spool valve |
Power Unit – Engine
| Engine Model |
Kubota V1505-T Turbo Diesel |
| Type |
Vertical, water-cooled, 4-cycle DI diesel engine |
| Brake Horse Power |
33.0 kW @ 3000 rpm |
| Fuel |
Diesel No.2-D S500 or S15 (low sulphur recommended) |
| Alternator Output |
12V, 40A |
| Battery |
12V, 72Ah |
| Control |
Manual throttle with electric shutoff control |
Steering System
| Actuation |
Steering wheel |
| Type |
Hydraulic power assist with metering unit control |
| Operating Modes |
2-wheel steer |