HTG-550RC Remote Control Concrete Floor Grinder -7.5KW 3 Phase

HTG-550RC Self-Propelled Planetary Floor Grinder

Professional Gear-Driven Grinder for High-Efficiency Concrete and Stone Surface Prep

The HTG-550RC from High Tech Grinding is a robust, self-propelled planetary floor grinder engineered for powerful surface preparation on concrete, terrazzo, marble, and stone surfaces. With advanced gear-driven technology, variable speed control, and a 550mm working width, this machine is ideal for medium to large-scale commercial grinding and polishing projects.

Product Specifications

• Working Width: 550 mm / 21.7 in

• Motor Power: 7.5 kW

• Voltage: 3 Phase, 380V

• Frequency: 50/60 Hz

• Rotating Speed:

  • 3 Phase: 350–1980 rpm

• Grinding Disc Size: 230 mm × 3

• Water Tank Capacity: 20 L

• Machine Weight: 289 kg / 637.1 lbs

• Dimensions (L×W×H): 1581 × 524 × 1164 mm (62.24 × 20.62 × 45.83 in)

Key Features

• Self-Propelled Drive System
  Reduces operator fatigue and allows for consistent, controlled grinding.

• Planetary Gearbox Technology
  Ensures smooth power transfer and superior torque, delivering professional results on every job.

• Upgraded 7.5 kW Motor
  Provides greater torque and cutting power for more demanding surface prep applications.

• Versatile Speed Control
  Wide speed range supports both heavy grinding and fine polishing applications.

• Durable Construction
  Built for long-term commercial use with precision-machined components.

• Efficient Water Supply System
  Integrated 20L tank supports wet grinding to minimize dust and improve finish quality.

Applications

• Concrete floor grinding and polishing

• Coating and adhesive removal

• Stone surface restoration (marble, granite, terrazzo)

• Industrial floor preparation

• Smoothing uneven or rough surfaces

Why Choose the HTG-550RC?

The HTG-550RC combines high-performance engineering with user-friendly design, making it a top choice for flooring contractors, surface prep professionals, and polishing specialists. Its self-propelled system, powerful 7.5 kW motor, and gear-driven planetary mechanism deliver unmatched results — whether you’re grinding new concrete or restoring old stone surfaces.