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R780-3 Planetary Concrete Floor Grinder

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Product Description

The R780-3 is a powerful machine with a lot of torque for heavy grinds, easily removing epoxy coatings and glue. This easy to handle and operate machine is ideal for larger jobs.

  • Features the world's first truly all gear driven design
  • Comes standard with planetary system
  • 2 Powerful and durable motors
  • High Efficiency (IE2)
  • Magnetic Instant-Change & Redi-lock System.
  • Easy to use control panel
  • FWD&REV rotating direction
  • USB port

Smart Control Head Of Grinder

  • FWD&REV rotating direction prolong the service life of abrasive, and optimize the grinding effect.
  • Variable speed to grind rough floors by slowing down the grinding heads to keep them from bouncing which will stop them from cutting.By speeding up the grinding heads you can polish and burnish the floor with the proper tooling. Variable speed also allows you to work on marble and granite floor.
  • With red emergency shutoff switch
  • USB port for charging mobiles.

Magnetic Instant-Change Tool System

The Magnetic Instant-change tool mounting system is quick, simple and safe. One tooling system for all the Ronlon grinding machine. The system can mount scrapper tools, regular metal trapezoid tools, and velcro mount tools

Super IE 2 Motor

2 Powerful, high efficiency motors.

Strong Gear Designr

Strong gear design with drive to each of the three flex heads as well as power to the drum for the highest production rate in its size. Helical gears in an oil bath just like the transmission in your car to produce high torque to the floor with no noise and wear.

Raised Water Switch & Vacuum Connector

Convenient control for water volume during wet grinding. Large capacity water tank, no need for continuous water connection.

For dry grinding connect to vacuum. Connecting with vacuum will not affect grinder moving during the operation.

Flexible grinding cover

Flexible covers allow grinding much closer to corners and edges.

Flexible coupler

All concrete grinders come with one of the best couplers money can buy.

Technical Details

ModelR760-3AR760-3BR760-3C
Voltage380-440V 3 phase220-240V 1/3 phase380-440V 3 phase
Motor10hp(7.5kw)10hp(7.5kw)15hp(11kw)
Inverter15hp(11kw)15hp(11kw)15hp(11kw)
Working Width760mm760mm760mm
Rotating Speed300-1800RPM300-1800RPM300-1800RPM
Tools Holder Diameter250mm*3250mm*3 250mm*3
Water Tank32L32L32L
Weight of Machine250kg250kg250kg
Additional Weight1*35kg1*35kg1*35kg
Packing Size800*1200*900mm800*1200*900mm800*1200*900mm

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