Details about HY-420S Concrete grinder
| Model | HY-420S |
| Disc Diameter | 420mm |
| Motor Power | 4KW |
| Voltage | 220V/380V |
| Working Efficiency | 25-60㎡/h |
| Dimension | 1200*900*600mm |
| Weight | 180KG |
| Brand Name | GaoTeng Machinery |
The epoxy grinding machine used places requiring surface treatment. Removal of paint, epoxy, glue, and other coatings from concrete, Preparation of concrete for installation of new flooring/coating, Elimination of irregularities in concrete, Repair of damaged concrete, Renovation works
- Upgrade Australian standard plug; Waterproof grade IP66; Reliable and durable quality.
- Raised water switches convenient control for water volume during wet grinding; Big capacity water tank, no need for continuous water addition.
- Toolbox fixed on the water tank, equipped with common tools; Convenient for abrasives replacement; Small parts and common parts can be placed
- Extra weights can be put forward to optimize grinding effect; Simple and convenient installation and disassembly
- Adjustable handle can fit any operator; Foldable handle make transport easier.
- Powerful high-efficiency motor save cost for the grinding job
Pure copper motor 
Adopt the national standard pure copper motor, more stable performance, stronger power
Large Dust Box 
45L extra-large dusting cabinet, can hold more dust, do not have to remove the dust frequently, and drawer dusting cabinet, more
Mobile Heads 
The head of the machine can be moved left and right, sanding more close to the edge, dismantling, no screws to change the knife, the second dismantle the second installation, construction efficiency is better.
Magnetic Suction Disc 
Magnetic knife plate, embedded design does not fall off the knife, no screws to change the knife, seconds to disassemble
