HTG-550 Plus 5.5kW Concrete Grinder & Polisher – 3 Phase
The HTG-550 Plus Concrete Grinder & Polisher is a professional-grade, heavy-duty floor grinding and polishing machine designed for commercial and industrial applications. Powered by a 5.5kW / 7.5hp motor and operating on 380–440V three-phase power, the HTG-550 Plus delivers reliable performance for demanding concrete floor grinding, polishing and surface preparation projects.
With a 550mm working width, three 230mm grinding discs and adjustable speeds from 350–1680rpm, this high-performance concrete grinder provides efficient floor coverage and excellent control across a wide range of applications.
The HTG-550 Plus is suitable for concrete, terrazzo, granite, marble and tile, making it a versatile choice for professional flooring contractors, builders and surface preparation specialists.
Key Features
- 5.5kW / 7.5hp motor for powerful and consistent grinding performance
- Three-phase operation with a 380–440V input voltage
- 550mm working width for efficient floor coverage
- Three 230mm grinding discs for effective grinding and polishing
- Variable speed control from 350–1680rpm for greater flexibility
- 272kg heavy-duty construction for strong grinding pressure
- Advanced gearbox technology for smooth operation and long-term durability
- Suitable for professional grinding, polishing and surface preparation
- Suitable for concrete, terrazzo, granite, marble and tile
- 1-year warranty
Professional Concrete Grinder & Polisher
The HTG-550 Plus Concrete Grinder is built for professionals who require a powerful and dependable machine for floor preparation and polishing. Its combination of a high-output motor, substantial machine weight and 550mm working width makes it suitable for demanding commercial and industrial flooring projects.
The machine’s 350–1680rpm variable speed range allows operators to adjust the grinding speed according to the application, surface and diamond tooling being used. This makes the HTG-550 Plus suitable for aggressive grinding, surface preparation and finer polishing applications.
The 272kg machine weight provides strong downward pressure during grinding, helping maintain consistent contact with the floor surface and supporting efficient material removal.
Applications
The HTG-550 Plus can be used for a wide range of professional floor preparation and polishing applications, including:
- Concrete floor grinding
- Concrete floor polishing
- Concrete surface preparation
- Coating and surface removal
- Terrazzo grinding and polishing
- Granite grinding and polishing
- Marble grinding and polishing
- Tile surface preparation
- Commercial flooring projects
- Industrial floor preparation
- Surface preparation for coatings and floor finishes
HTG-550 Plus Specifications
| Model | HTG-550 Plus |
| Machine Type | Concrete Grinder & Polisher |
| Power Output | 5.5kW / 7.5hp |
| Input Voltage | 380–440V Three Phase |
| Working Width | 550mm |
| Rotating Speed | 350–1680rpm |
| Grinding Disc Diameter | 230mm × 3 |
| Weight | 272kg |
| Applications | Grinding, Polishing, Concrete, Terrazzo, Granite, Marble & Tile |
| Warranty | 1 Year |
Built for Commercial & Industrial Floor Preparation
When it comes to concrete floor grinding, having the right combination of power, grinding width and machine weight can make a significant difference to productivity. The HTG-550 Plus is designed to handle demanding professional applications while providing consistent grinding performance across large floor areas.
Its 550mm working width allows operators to cover more surface with each pass, while the three 230mm grinding discs provide an effective grinding configuration for concrete and other hard surfaces.
The three-phase electrical system makes the HTG-550 Plus well suited to professional environments where reliable industrial power is available.
Durable Gearbox Technology
The HTG-550 Plus features advanced gearbox technology designed to provide smooth and reliable operation. The heavy-duty drivetrain is built to withstand the demands of regular professional grinding and polishing work.
Combined with the machine’s robust 272kg construction, the gearbox system contributes to the overall durability and performance expected from a professional industrial floor grinder.
Why Choose the HTG-550 Plus?
The HTG-550 Plus 3 Phase Concrete Grinder combines high motor power, a wide grinding path, variable speed control and heavy-duty construction in one professional machine.
With its 5.5kW / 7.5hp motor, 550mm working width and three 230mm grinding discs, it is designed to provide efficient grinding and polishing performance for contractors working on demanding floor preparation projects.
Whether you are grinding concrete floors, removing existing coatings, preparing surfaces or polishing concrete and other hard flooring materials, the HTG-550 Plus provides the performance and versatility required for professional flooring applications.
Order the HTG-550 Plus Concrete Grinder
If you are looking for a 5.5kW concrete grinder, 3 phase floor grinder or professional concrete grinding and polishing machine, the HTG-550 Plus is a reliable heavy-duty option for commercial and industrial applications.
Contact Sydney Industrial Coatings for more information about the HTG-550 Plus Concrete Grinder & Polisher, availability and suitable grinding or polishing solutions for your project.
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