Dong Guan Merrock Industry Co., Ltd

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Self Propelled Planetary System Concrete Floor Grinder

China Dongguan Merrock Industry Co.,Ltd certification
China Dongguan Merrock Industry Co.,Ltd certification
I’ve just opened our crates and so far very impressed with the build quality of your machines. Would you kindly thank everyone involved with......

—— David-U.S.A

Lucy, I used the grinder for most of today (6 hours), it run nice and smooth and is not too noisy.

—— Michael-New Zealand

Your machine quality is good, but if you could improve your machine appearance it will be perfect!

—— Ah poh-Vitnam

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Self Propelled Planetary System Concrete Floor Grinder

Self Propelled Planetary System Concrete Floor Grinder
Self Propelled Planetary System Concrete Floor Grinder

Large Image :  Self Propelled Planetary System Concrete Floor Grinder

Product Details:
Place of Origin: Made in China
Brand Name: Merrock
Certification: CE, ISO9001,etc
Model Number: Z12-X-750
Payment & Shipping Terms:
Minimum Order Quantity: 1 piece
Price: Negotiable
Packaging Details: Iron frame+carton, Export wooden box
Delivery Time: 5-7 work days, OEM 20-25 work days
Payment Terms: TT , West Union
Supply Ability: 50 sets/month
Detailed Product Description
Voltage: 380-440V Phase: 3
Work Width: 750mm Plate: 275mm
Automation: Auto Walk Condition: New
Inverter: 11KW,15HP(11KW),20HP/15KW Application: Concrete Terrazzo Marble,Concrecte Floor Grinder,Grinding,Dry Concrete Floor Polishing
High Light:

15 KW Concrete Floor Grinder


Planetary Concrete Floor Grinder

Auto Walk Concrete Floor Grinder Inverter 15 KW Self Propelled Planetary System

Self Propelled Planetary System Concrete Floor Grinder 0

Quick Detail:

Name 12 heads floor polishing machine Application Marble, granite, terrazzo, concrete floor
Type Z12-X-750 Function Leveling, polishing, grinding, renovating


  1. 750 mm large work areas improve the work efficiency.
  2. Separated body make it easy for carrying.
  3. With multifunction plate include magnetic discs and Velcro discs meet different clients’ demand.
  4. Four plates, each fix 3 pieces small discs, total 12 pieces small discs one machine, each time need fix 12 pieces polishing pads.
  5. Handle is adjustable, is easy to control.
  6. With inverter could adjust the speed from 0 to 1500 rmp.
  7. Use good quality bearing.



Type Z12-X-900 Z12-X-850 Z12-X-800 Z12-X-750
Voltage 380V 380V 380V 380V
Motor power 15KW 15KW 15KW 11KW
Inverter power 15KW 15KW 15KW HKW
Driving speed 0-3.7km/h 0-3.7km/h 0-3.7km/h 0-3.7km/h
Auto Rotation 0-1250rmp/m 0-1250rmp/m 0-1250rmp/m 0-1250rmp/m
Revolution speed 0-320rmp/m 0-320rmp/m 0-320rmp/m 0-320rmp/m
Work width 4>900mm (b850mm 800mm 4>750mm
Grinding disc 4pcs (12/24 discs) 4pcs (12/24 discs) 4pcs (12 discs) 4pcs (12 discs)
Water tank 30L 30L 30L 30L
Weight 720KGs 640KGs 590KGs 550KGs

Planetary Grinder Operation instruction:

  1. Fix the grinding disc, please put the handle in horizontal position, press the handle down by power to make the bottom disc tilting, and the grinding disc turn up, and stick the grinding pads on.
  2. Lay the machine back to the floor slowly to let the grinding pads reach the floor. (Please lay lightly).
  3. Put the add weight down to the back of the machine, wear the dustband.
  4. Fix the power supply wire. (Safety operation)
  5. Hold the machine handle, pull out the bolt, then pull and push the handle adjuster bar to adjust the handle in a proper position for operation, fix the handle by the bolt at last.
  6. Turn on the water switch when need water, if you would like dry grinding, please connect the outside dust collect with dust vacuum cleaner.
  7. Turn on the power supply switch and the machine begin to work.
  8. Stop the machine to change the grinding pads.
  9. Keep the speed above 1000rpm during operation.
Operation Safety:
  1. While operation, to keep safe must wear safety helmet and safety shoes, in addition, use mask and earplug according to the operation condition.
  2. Non-against exploding construction, so absolutely do not put flammable substances of petrol, thinner and gas etc nearby.
  3. Regarding to the noise, please comply with relative rules in local,do not give trouble to the surroundings.
  4. Absolutely do not touch the motor during operation, otherwise it's easy to scald; also parts of the grinding heads will be too hot to touch.
  5. It had better use our grinding assessories or the appointed products made by our company such as grinding pads , if use other products, it perhaps will injure operator's body. Therefore the incident does not belong to the scope of product quality if it happens during use other company's accessories .
  6. If machine runs abnormally , and un-usual condition during using the machine, immediately stop the operation, examine and repair it after confirming the safety.

Detail picture:
Self Propelled Planetary System Concrete Floor Grinder 1
Self Propelled Planetary System Concrete Floor Grinder 2
Available abrasive:

  1. Diamond resin pads
  2. Diamond grinding shoes
  3. Metal diamond grinding discs

Self Propelled Planetary System Concrete Floor Grinder 3
Self Propelled Planetary System Concrete Floor Grinder 4
Z-X12-750 Auto-Walk Grinder Manual.pdf

Contact Details
Dongguan Merrock Industry Co.,Ltd

Contact Person: Lucy Luo

Tel: +8613217696818

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