Hawk Merlin 360 Severe-Duty 20″ Floor Machine – 360° Dust, 1.5 HP TEFC

360° Dust Containment on a 20″ Severe-Duty Concrete Preparation Machine

The Hawk Enterprises Merlin 360 (F75-20B) integrates a full 360-degree dust pickup system directly into the machine frame, connecting via standard vacuum port to capture debris at the source during concrete resurfacing, floor sanding, and stone polishing. The 1.5 HP TEFC motor powers triple-planetary 11:1 gears at 165 RPM through a 235-lb operating-weight chassis that maintains consistent surface pressure without operator downforce.

Dust Containment and Drive Specs for Surface Preparation

• 360° dust pickup with 2″ vacuum port — captures debris from the full circumference of the work path, not just the trailing edge; connects to standard wet/dry vacuums or HEPA units for regulated silica-dust environments.
• 1.5 HP TEFC dual capacitor motor, 165 RPM — TEFC (Totally Enclosed Fan Cooled) motor resists dust and moisture ingress that shortens motor life in open-frame designs during aggressive concrete and stone work.
• 235 lb operating weight, triple-planetary 11:1 gears — machine weight provides ground pressure without operator pushing; helical-cut gears operate smoothly under the torsional loads of diamond tooling and abrasive pad applications.
• Lift Assist lever for transport — built-in lever reduces effort required to tip and wheel the 235-lb machine between work areas and to transport vehicles.

Typical Deployment Applications

Commercial flooring contractors use the Merlin 360 with diamond tooling for concrete prep before epoxy coating, polishing systems, and decorative overlay installations in industrial facilities, parking structures, and commercial kitchens. Stone polishing contractors use it on marble, terrazzo, and granite floors in hotel lobbies, airport terminals, and high-end retail spaces where 360° dust containment protects finished finishes and nearby surfaces. Facility maintenance contractors use it for controlled sanding of hardwood gymnasium and auditorium floors where OSHA silica and dust exposure standards require source-capture dust collection. Restoration contractors run it on concrete subfloors after water-damage events to remove adhesive residue, leveling compound, and contaminated surface layers before new flooring installation.

Specifications