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Planetary Grinder
HTG820-4 RC
With cutting-edge automation technology and user-friendly design, this machine enhances productivity while providing a comfortable and safe operating experience. When paired with the high-speed polisher 27S, it achieves stunning floor finishes. Compatible with both metal and resin grinding pads, the 820RC delivers exceptional grinding and polishing results.
✓ Quick Lubrication System
✓ One-button U turn
✓ Memory Grinding
✓ S-shaped oscillating grinding
✓ Intelligent HMI Diagnostic System
✓ Magnetic Filtration System
✓ Mist Function
✓ Flexible Turing System
✓ Customizable Grinding Experience
product description
The 820RC is an intelligent remote-controlled concrete grinder designed for industrial applications, making it the perfect choice for concrete floor preparation, repair, and all polishing and grinding tasks (both wet and dry).
With cutting-edge automation technology and user-friendly design, this machine enhances productivity while providing a comfortable and safe operating experience. When paired with the high-speed polisher 27S, it achieves stunning floor finishes. Compatible with both metal and resin grinding pads, the 820RC delivers exceptional grinding and polishing results.
FEATURES
Discover all features and learn more about the benefits.
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One-button U turn
Easily achieve left and right turns while grinding with a single button press for seamless maneuverability.
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S-shaped oscillating grinding
By adjusting the swing amplitude and walking speed on the remote control, the machine can automatically perform S-shaped oscillating grinding.
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Intelligent HMI Diagnostic System
Features multifunction buttons and an LCD screen for easy equipment control and real-time monitoring of key information, including walking speed, grinding speed, operating voltage, and fault codes for each component.
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Mist Function
The nozzle sprays ultra-fine mist onto the concrete surface, cooling the diamond tools and preventing dulling, which enhances grinding efficiency.
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Customizable Grinding Experience
Tailor your grinding preferences by adjusting parameters such as acceleration, joystick sensitivity, and turning radius, ensuring optimal control and comfort for every operator.
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Planetary Counter-Rotating Grinding
This system evenly distributes cutting forces across the surface, enhancing grinding efficiency.
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Adjustable Handle
The handle adjusts 360 degrees for comfortable operation.
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Adjustable control panel
The control panel can be set to various levels for convenience and uses switches from well-known international brands.
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Removable dust cover
The dust cover is detachable for easy replacement.
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Innovative Gearbox with Patented Technology
The HTG gearbox boasts exclusive patents for stable, reliable quality and convenient after-sales support
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Three-position extra weight
The extra weight can be placed in three different positions to meet various functions.
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feature overview (16)
✓ Quick Lubrication System
✓ One-button U turn
✓ Memory Grinding
✓ S-shaped oscillating grinding
✓ Intelligent HMI Diagnostic System
✓ Magnetic Filtration System
✓ Mist Function
✓ Flexible Turing System
✓ Customizable Grinding Experience
✓ Planetary Counter-Rotating Grinding
✓ Adjustable Handle
✓ Adjustable control panel
✓ The electric control system complies with international certifications.
✓ Removable dust cover
✓ Innovative Gearbox with Patented Technology
✓ Three-position extra weight
Machine parameters
| ALL PRODUCTS SPECIFICATION | HTG-820-3/-4 RC USPRO | HTG-820-3/4 RC ULTRA | ||||
| HTG-820-3/-4RC | ||||||
| ENGINE | ||||||
| Engine Power (As rated by the engine manufacturer) | 15kw | 15kw | 15kw | 15kw | 22.3kw | 22.3kw |
| MOTOR | ||||||
| Power source | Corded | Corded | Corded | Corded | Corded | Corded |
| Rated input power | 15kw | 15kw | 15kw | 15kw | 22.3kw | 22.3kw |
| Phases | 3 ph | 3 ph | 3 ph | 3 ph | 3 ph | 3 ph |
| Voltage | 200-240V | 200-240V | 380-480V | 380-480V | 380-415 V | 380-415V |
| Rated current | 52.2A | 52.2A | 30.2A | 30.2A | 37A | 37A |
| Frequency | 50-60 Hz | 50-60 Hz | 50-60 Hz | 50-60 Hz | 50-60 Hz | 50-60 Hz |
| Pins | 3P+E | 3P+E | 3P+E | 3P+E | 3P+E | 3P+E |
| EQUIPMENT | ||||||
| Grinding width | 800mm | 815mm | 800mm | 815mm | 800mm | 815mm |
| Number of grinding discs | 3 | 4 | 3 | 4 | 3 | 4 |
| Direction of rotation | Planetary Floor Grinder | Planetary Floor Grinder | Planetary Floor Grinder | Planetary Floor Grinder | Planetary Floor Grinder | Planetary Floor Grinder |
| Grinding disc diameter | 278mm | 278mm | 278mm | 278mm | 278mm | 278mm |
| Grinding disc speed min | 350 | 350 | 350 | 350 | 350 | 350 |
| Grinding disc speed max | 1950 | 1950 | 1950 | 1950 | 1950 | 1950 |
| Grinding pressure, max | 371kg/818 lbs | 369kg/813.5bs | 371kg/818 lbs | 369kg/813.5bs | 354kg+40kg/780lbs+88lbs | 352.5kg+40kg/777lbs+88lbs |
| Walking Speed | 23m/min | 23m/min | 23m/min | 23m/min | ||
| TRANSMISSION | ||||||
| Type of operation | Remote-controlled/Walk-behind | Remote-controlled/Walk-behind | Remote-controlled/Walk-behind | Remote-controlled/Walk-behind | Remote-controlled/Walk-behind | Remote-controlled/Walk-behind |
| DIMENSIONS | ||||||
| Product size length | 2258mm | 2258mm | 2258 mm | 2258 mm | 2258 | 2258 |
| Product size width | 825mm | 825mm | 825 mm | 825 mm | 825 | 825 |
| Product size height | 1957mm | 1957mm | 1957 mm | 1957 mm | 1957 | 1957 |
| Weight (complete product w/o side packed articles) | 650kg/1433 lbs | 653kg/1439lbs | 650kg/1433lbs | 653kg/1439lbs | 645+40kg | 645+40kg |
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