Gison 7" (180mm) Air Angle Grinder (GP-831LN) - 7,000 RPM
The Gison GP-831LN is a heavy-duty 7-inch (180mm) pneumatic angle grinder engineered for the toughest metal fabrication environments. With a robust 7,000 RPM motor and a high-torque design, it is the professional choice for rapid material removal, weld dressing, and deep rust removal in New Zealand workshops and foundries.
Why Professional Fabricators Choose the Gison GP-831LN
- High-Torque Performance: Specifically designed for fast metal removal where standard grinders struggle.
- Industrial-Grade Durability: Cast aluminum alloy housing with heavy-duty ball bearing construction ensures a long service life in harsh environments.
- Operator Comfort: Integrated spiral bevel gearing provides a smooth, low-vibration experience, reducing fatigue during long grinding sessions.
- Safety First: Equipped with an adjustable safety guard and a lever throttle for instant, positive speed control.
Technical Specifications
| Disc Size | 180 mm (7") |
| Spindle Thread | M14 |
| Max Free Speed | 7,000 RPM |
| Net Weight | 3.05 kg |
| Overall Length | 331 mm |
| Air Consumption | 0.59 m³/min |
| Air Pressure | 90 psi (6.3 kg/cm²) |
| Sound Pressure | 93 dBA |
| Vibration | 3.2 m/S² |
Industrial Applications
The GP-831LN is built for high-demand trades, including:
- Metal Fabrication: Rapid weld smoothing and surface prep.
- Foundry Work: Cleaning and dressing castings.
- Heavy Transport: Chassis and heavy-gauge steel maintenance.
- Rust Removal: Stripping thick scale and corrosion from structural steel.
Frequently Asked Questions
Does the GP-831LN require a larger air compressor?
Due to its high-torque nature, this 7-inch grinder consumes 0.59 m³/min. We recommend ensuring your compressor is sized appropriately to maintain the required 90 psi under load for consistent performance.
- Short Description:
Gison 7" Angle Grinder (M14) 7,000rpm
