Polished-Concrete-Guide-Web

LEVELS OF
EXPOSURE
1.
2.
3.
4.
Class A: Cream Aggregate: Polished surface resulting in little-to-no aggregate exposure. Some light sand
1.
exposure.
Class B: Fine/Sand Aggregate: Removes not more than 1/16" of concrete surface by grinding and
2.
resulting in majority of exposure displaying fine aggregate with little-to-no medium aggregate at
polishing
random locations. Light exposure with some cream.
Class C: Medium Aggregate: Removes not more than 1/8" of concrete surface by grinding and polishing
3.
in the majority of exposure displaying medium aggregate with little-to-no large aggregate at
resulting
random locations. Light sand exposure with some heavy aggregate.
Class D: Large Aggregate: Removes not more than 1/4" of concrete surface by grinding and polishing
4.
in the majority of exposure displaying large aggregate with little-to-no small amounts of fine
resulting
aggregate at random locations. Heavy aggregate exposure with some light sand.
D A N C E R C O N C R E T E D E S I G N ⎮ 3