Description
Remote-control planetary grinding machine with variable speed and adjustable working pressure.
EXPANDER 850: Remote controlled grinding and polishing machine for medium-big sized surfaces.
Main features: With the included remote control it is possible to control all the working functions such as: • Speed and directions of the machine. • Speed of the planetary. • Planetary turning directions. • Control of grinding head pressure. • Drift control. • Emergency safety stop.
Other features: • Working width 850 mm with 3 large size 240 mm tools. • Speed of tools ranging from 300 to 1300 rpm. • Automatic adjustment of the working pressure. • Strong gear box with thermo-hardened steel gears for a longer life. • Adjustable inclination of the Planetary to allow a bigger frontal cutting. • No noise during the work. • Third insertable front wheel for easy transport and to load into the van. • Battery powered for independent tractions when unplugged. • Auto levelling Planetary System. Additional features: • To prevent working emergencies the machine is engineered to be driven manually using the included handle and unlocking traction wheels.
| ESTIMATED PRODUCTION | sqf / h | m² / h |
|---|---|---|
| Superconcrete 7 step | 250-300 | 25-30 |
| Concrete Grind 1 step | 1000-1300 | 100-130 |
| Terrazzo Grind 5 step | 350-450 | 30-40 |
| Glue Removal 1 step | 1000-1500 | 100-150 |
| Paint Removal 1 step | 1000-1500 | 100-150 |
| Marble Polishing 5 step | 200-300 | 20-30 |
| Granite Polishing 7 step | 100-150 | 10-15 |
| DATA FOR SHIPPING | ||
|---|---|---|
| Vol. Packaging | Size Packaging | Weight |
| 2.75 m³ | 160x160x110cm | 510 Kg |
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| TECHNICAL | DATA | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Model | Motor | Drive Inverter | Volt | Hertz | Amp | Speed Tools rpm | Working Width | Tools Size | Water Tank | Dimensions LxAxP cm | Weight |
| EXPANDER 850AT-RX | 25 HP | 18.5 kW | 380-480 | 50/60 | 32 | 300-1300 | 850mm | 3x240mm | 46 lt | 150x150x95 | 484 Kg |



















