Concrete Grinding and Polishing

Concrete surface prep machines grind, blast, and polish floors for coatings and finished concrete. Single-head grinders are the most numerous class, alongside planetary grinders, shot blasters, burnishers, and the dust collectors that make indoor work compliant.

208 Models3 Classes ● Every spec cited to source

Single-Disc Floor Grinder

151 models

Floor Polisher / Burnisher

30 models

Planetary Floor Grinder

27 models

How it works

Grinders rub diamond segments across the floor, stepping through grits from coarse cutting to fine refinement; planetary heads orbit for flatness on large slabs. Shot blasters hurl steel shot at the surface and recover it magnetically, leaving an anchor profile coatings bond to. Every dry process ties to a dust collector, since concrete dust is a silica exposure.

Types & variants

Single-Head Concrete Grinder: Walk-behind grinder with one rotating disc for leveling and coating removal.
Dust Collector / Grinding Vacuum: HEPA vacuum unit that captures dust at the source during grinding and cutting.
Concrete Surface Prep Accessories: Diamond tooling, pads, and consumables for grinders and prep machines.
Floor Polisher / Burnisher: High-speed machine that hones and polishes concrete or resilient flooring.
Shot Blaster: Machine that propels steel shot at a floor to clean and profile it in one pass.
Planetary Concrete Grinder: Multi-head grinder whose discs orbit a central drive for flat, uniform grinding and polishing.

How to choose

The specified surface profile (CSP) drives the method: light profiles for thin coatings come from grinding, coarser anchor profiles for overlays from shot blasting. Machine width scales with floor area; planetary grinders are the path to polished concrete. A properly sized HEPA collector is not optional equipment — it is what keeps the work inside exposure limits.

Standards & certifications

OSHA · 29 CFR 1926.1153: Respirable crystalline silica rule; requires dust controls when cutting, grinding, or drilling concrete and masonry.
EPA · RRP Rule (40 CFR 745): Lead-safe work practices when disturbing pre-1978 painted surfaces.

Frequently asked

What is the difference between a single-head and a planetary grinder?

Head geometry. A single rotating disc suits edging, patches, and smaller floors; planetary machines spin multiple discs inside an orbiting carrier, holding flatness across big slabs and powering polishing sequences.

Is a dust collector required with a grinder?

For dry grinding, effectively yes — the silica rule requires vacuum dust collection or wet methods, and a HEPA collector sized to the machine's ports is the standard control.

When is shot blasting chosen over grinding?

When a coating needs an aggressive anchor profile or old toppings must come off fast. Blasting cleans and textures in one dust-contained pass, while grinding leaves the finer surfaces polishing and thin coatings want.