This concrete cleaning stain chart will teach you the following. How to identify different stains on concrete. Which chemical to use to the stain. The duration of dwell time needed for the solution to set on the stain. Different mix ratios for the stain. If you need to use heated water. Along with other notes that aid in cleaning. Learning these things can take a lot of on-the-job training, which is why we developed this concrete cleaning stain chart.

Algae

Mildew on man cover

Chemical: (Bleach) Sodium Hypochlorite
Mixture rate: Min.- 3% Max. 6%
Solution: Apply solution from the bottom to the top and allow to set 5-10 mins.
Wash: Using a surface cleaner wash the area.
Other: Sodium Hypochlorite will speed up the oxidation process. While also set in mineral stains.

Moss

Moss on drainage

Chemical: (Bleach) Sodium Hypochlorite
Mixture rate: Min.- 3% Max. 6%
Solution: Apply solution from the bottom to the top and allow to set 10-20 mins.
Wash: Using a mid pressure tip rinse the area.
Other: Sodium Hypochlorite will speed up the oxidation process. While also set in mineral stains.

Rust

rust on sidewalk

Chemical: F9 BARC Rust remover
Mixture rate: Min. 3:1 Max. Full strength
Solution: Apply the solution to the dry surface and allow it to set 10-20 mins.
Wash: Using a surface cleaner wash the area.
Other: Apply to the entire pad. Sodium Hypochlorite will set this stain in.

Red Georgia Clay

red clay on sidewalk

Chemical: Rust X
Mixture rate: Min- 3:1 Max. 1:1
Solution: Apply solution to the dry surface and allow to set 10-20 mins.
Wash: Using a surface cleaner wash the area.
Other: Apply to the entire pad. Sodium Hypochlorite will set this stain in.

Efflorescence

concrete cleaning stain chart - Efflorescence on tile


Chemical: BARC F-9 Efflorescence
Mixture rate: Min.- 12:1 Max. 1:1
Solution: Apply the solution to a dry surface and allow it to set 10-20 mins.
Wash: Using a high-pressure tip wash the area.
Other: Apply to the entire pad. This is calcium from the masonry.

Oil Stain

Oil on gas pad

Chemical: (Sodium Hydroxide) X-treme Clean
Heat: 180 degrees
Mixture rate: 8 oz. per gal.
Solution: Apply the solution to a dry surface and allow it to set 10-20 mins.
Wash: Using a surface cleaner wash the area.
Other: Sodium Hydroxide will discolor asphalt. Rinse thoroughly.

Food Grease

Food Geese  at back door

Chemical: (Sodium Hydroxide) X-treme Clean
Heat: 180 degrees
Mixture rate: Min.-2oz per gal. Max. 8 oz per gal.
Solution: Apply the solution to a dry surface and allow it to set 10-20 mins.
Wash: Using a low-pressure tip rinse the area.
Other: Sodium Hydroxide will discolor asphalt. Rinse thoroughly.

Tar and Asphalt

concrete cleaning stain chart - Tar in parking lot

Chemical: Tar Buster
Mixture rate: Full strength
Solution: Apply the solution to a dry surface and allow it to set 10-20 mins.
Wash: Using a high-pressure tip wash the area.

Gum

gum on sidewalk

Chemical: None
Heat: 180 degrees
Wash: Using a 1000 psi nozzle wash the area with heat. The heat will loosen it off the concrete.

Battery Acid

concrete cleaning stain chart - battery acid on driveway

Chemical: BARC F-9 Efflorescence
Mixture rate: Min.- 12:1 Max. 1:1
Solution: Apply the solution to a dry surface and allow it to set 10-20 mins.
Wash: Using a high-pressure tip wash the area.

Tire Marks

concrete cleaning stain chart - Tire marks on curb

Chemical: (Sodium Hydroxide) X-treme Clean
Mixture rate: Min.-2oz per gal. Max. 8 oz per gal.
Solution: Apply the solution to a dry surface and allow it to set 10-20 mins.
Wash: Using a high-pressure tip rinse the area.
Other: Sodium Hydroxide will discolor asphalt. Rinse thoroughly.

Road Paint

concrete cleaning stain chart - Road paint

Chemical: None
Heat: 180 degrees
Wash: Using a high-pressure nozzle, wash the area with heat.

Leave a Comment