The Alpha® AIR-850 is a pneumatic polisher with a central water-feed system designed for controlled edge polishing on stone and hard surface materials. Operating at a no-load speed of 5,500 RPM, it supports consistent material removal and surface refinement during fabrication and finishing work.
The AIR-850 is equipped with a newly developed motor featuring a hybrid composite vane design to increase power output and service life. Updated components, including a redesigned splash guard, improved end case, and silicone gear head cover, support better visibility, control, and protection during operation.
Key Features
- Pneumatic Polisher with Central Water Feed: Delivers consistent water flow regardless of tool position.
- No-Load Speed of 5,500 RPM: Supports efficient polishing and finishing operations.
- Hybrid Composite Vane Motor: Designed to provide increased power and extended motor life.
- Redesigned Splash Guard: Helps block water spray while maintaining visibility.
- Silicone Gear Head Cover: Provides cushioning and insulation during extended use.
- Enhanced Spindle Shaft: Supports easier tool removal using the included full-size wrench.
- All-Weather Air and Water Hoses: 15 ft hoses rated for temperatures from -40°F to +140°F.
Specifications
| Specification | Details |
|---|---|
| Model | AIR-850 |
| Air Pressure | 85 PSI (6 Bar) |
| Air Consumption | 15 CFM (425 L/min) |
| No Load Speed | 5,500 RPM |
| Weight | 2.75 lbs (1.2 kg) |
| Air Inlet | 1/4" BSPP |
| Water Inlet | 1/8" BSPP |
| Spindle | 5/8"-11 |
Included Components
| Item | Quantity |
|---|---|
| Air Hose (15 ft / 4.5 m) | 1 |
| Water Hose (15 ft / 4.5 m) | 1 |
| Side Handle (reversible) | 1 |
| Splash Guard | 1 |
| Double End Wrench (19mm / 22mm) | 1 |
| Water Quick Coupler with Shut-Off Valve | 1 |
The Alpha® AIR-850 Pneumatic Polisher provides controlled speed, integrated water delivery, and updated component design for consistent edge polishing and surface finishing on stone and hard surface materials.
