Strip for protect wall when grinding edge.

110v and 220v versions are available.

2mm distance for edge grinding.

Adjusts the angle of wheels with hands, two sides grinds edge.

Recommended dust extractor: SP-D1.

Recommended generator: 7kw.




The 110V 220V single head stand-up concrete floor edge grinder is designed as a floor grinder with edge function on both sides. The machine is light and compact, for easy transportation and set-up. You needn’t be professional to handle this machine. It is easy to use and nearly free of maintenance, just use it as you like!


Concrete floor preparation;

Concrete grinding and surface leveling;

Horizontal floor surface preparation;

Concrete floor repairing.


Model HW-G1A HW-G1B HW-G1C
Voltage 110-120 V 1~ 220-240 V 1~ 220-240 V 1~
Motorpower 1.5kw(2hp) 2.2kw(3hp) 2.2kw(3hp)
Frequency 60HZ 50/60HZ 50/60HZ
Inverter 2.2kw(3hp)
Current 18.8A 12.1/12.7A 12.1/12.7A
Grinding disc speed 1150rpm 1440/1740rpm 0-1800rpm
Grinding disc 1×280 mm / 1×11″  1×280 mm / 1×11″  1×280 mm / 1×11″
Grinding width 280mm(11″) 280mm(11″) 280mm(11″)
No.of diamond 6pcs 6pcs 6pcs
Weight 74kg(163lbs) 74kg(163lbs) 77kg(169lbs)
L*W*H 1100*400*1200mm 1100*400*1200mm 1100*400*1200mm


The machine frame adopts thick steel tube, not a steel plate. steel tube and triangle chassis makes it much less vibrate than 250mm grinder

floating cover: spin 360 degrees, follow floor up and down, which prevent dust from entering the worksite.

11” grinding width, 108lbs grinding pressure, also for small area

Protective strip, the speed grinding head is very high. It protects the grinding head from hurt the wall.

Just adjust the angle of wheels with hands, no need with tools, two sides of machine could grind the edge.

Supper quality rubber wheels. The rubber wheels much better than PU and plastic wheels, more shock-absorbing, abrasion. It protects the floor.


Q: If you are the real manufacturer of the HW-G1 110/220V concrete corner grinder?

A: Yes, we are. It is certificated by the SGS company. The address of our company and factory is in Changsha, Hunan. Welcome to visit us!

Q: if HW-G1 could grind the concrete floor edge and leaves no margin?

A: G1 still leaves a 2mm margin, because of the white protective strip, which would not hurt the wall.

Q: if HW-G1 110/220V single head stand up concrete edge grinder could grind right edge and left edge?

A: Yes. It can; the two sides could grind floor edge;

Q: if HW-G1 could grind the floor?

A: Of course, it can. It has a grinding pressure-90.2lbs and a grinding width of 280mm.

Q: what is the floating cover of G1? what is the advantage?

A: The floating cover follows uneven floor up and down, which prevents dust from entering the worksite. In the market, it is only used in high-grade floor grinding machines, and only G1 adopts this design.

Q: If the machine vibrates when it works?

A: HW-G1 has a chassis that is made of a triangle structure. It is more stable and less anti-vibrate. Besides, the machine frame is made of steel tubes, not steel heads, so it could support the machine more and decrease vibration.

Q: If HW-G1 110/220V single head concrete edge grinder could be attached to vacuum?

A: Yes, it can; the diameter of the port is 50mm, common criteria.





Honway are a manufacturer of floorgrinding-, surfacefinishing and polishing equipment. We have a wide range of grinding and polishing machines and dust extractors.

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Ask For A Quick Quote

We will contact you within 1 working day, please pay attention to the email with the sales@honwaymachinery.com.  thank you!

Ask For A Quick Quote

We will contact you within 1 working day, please pay attention to the email with the sales@honwaymachinery.com.  thank you!