Overview
The National Flooring GP700 Grinder and Polisher is engineered for optimal surface preparation of concrete floors, making it an essential tool for applying topical coatings, overlayments, and adhesives. This versatile machine delivers the necessary power and tooling to achieve a stunning, polished finish.
Key Features
- 230V, three-phase power for efficient operation
- Variable-speed soft start for enhanced control
- Forward and reverse functionality for versatile grinding
- 7-gallon water tank for wet or dry grinding applications
- Removable pocket weights (41 lbs each) to adjust head pressure
Specifications
| Specification | Value |
|---|---|
| Width | 27.25" (68.6 cm) |
| Height | 37.5" (95 cm) |
| Length | 56.5" (143 cm) |
| Cleaning Path | 27" (68.6 cm) |
| Weight | 800 lb (363 kg) |
| Grinding Pressure with Weights | 440 lb (200 kg) |
| Tooling RPM | 390-585 RPM |
| Motor Phase | Three |
| Frequency | 60 Hz |
| HP | 7.5 |
| Voltage | 230 |
| Amps (Draw) | 11 |
| Amps (Circuit) | 30 |
Included with the GP700
- 30 feet of power cord
GP700 Estimated Production Rates
- Mastic Removal: 350 sq ft/hr | 106 sq m/hr
- Thin-set Removal: 400 sq ft/hr | 122 sq m/hr
- Mil-coatings Removal: 200 sq ft/hr | 61 sq m/hr
- Concrete Polishing: 450 sq ft/hr | 137 sq m/hr

