Sander/ Grinder Pneumatic
Pneumatic sanders and grinders are air-powered tools highly valued in automotive, woodworking, metalworking, and restoration industries. Because they run on compressed air rather than an electric motor, they are lighter, run cooler, and last longer under heavy daily use
Description
Sander/ Grinder Pneumatic
Pneumatic sanders and grinders are air-powered tools highly valued in automotive, woodworking, metalworking, and restoration industries. Because they run on compressed air rather than an electric motor, they are lighter, run cooler, and last longer under heavy daily use
Key Features
- Air-Powered Motor: Operates using compressed air (typically requiring 6 to 6.2 Bar / 90 PSI), eliminating electrical hazards and motor burnout from overheating.]
- High-Speed RPM: Delivers high rotational speeds, commonly ranging from 12,000 to 25,000 RPM for fast material removal, weld cleaning, and cutting.
- Speed Regulation: Includes built-in air regulators or variable-speed triggers to precisely adjust RPM to match the specific material (metal, wood, plastic).
- Ergonomic & Lightweight Design: Built with a compact, lightweight body and often an angled or non-slip grip to reduce operator fatigue during extended use.
- Safety Lever/Lock Throttle: Features a spring-loaded safety paddle or lock-off lever to prevent accidental startup
- Exhaust Direction: Frequently routes exhaust air through the front or rear (sometimes blowing dust away from the work area or dampening sound).
- Collet or Pad Attachment: Uses standard chucks/collets (such as 1/4" or 1/8") for burs and stones or hook-and-loop/Velcro pads for sanding discs.
Specification
| Specification Category | Parameter | Typical Standard Value |
|---|---|---|
| Specification Parameter | Pneumatic Grinder (e.g., Die/Angle Grinder) | Pneumatic Sander (e.g., Orbital/Disc Sander) |
| Free Speed (RPM) | 11,000 to 22,000 RPM (Micro types up to 65,000+ RPM) | 4,800 to 12,000 RPM |
| Operating Pressure | 90 PSI (approx. 6.2 bar) | 90 PSI (approx. 6.2 bar) |
| Air Consumption | 4 to 6 CFM (approx. 110–170 L/min) | 3 to 5 CFM |
| Air Inlet Size | 1/4" NPT / GAS | 1/4" NPT / GAS |
| Recommended Hose Size | 3/8" (10 mm) I.D. | 5/16" or 3/8" (8–10 mm) I.D. |
| Working Element / Size | 1/4" (6 mm) collet or 4" to 7" grinding wheel | 5" to 6" (125–150 mm) sanding pad |
| Average Weight | 0.45 kg to 1.8 kg | 0.85 kg to 1.5 kg |
| Exhaust Location | Front or Rear (varies by model) | Side, Rear, or Central Vacuum |
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