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Learned Something About 8510

02vito

Active member
Joined
Aug 30, 2017
Messages
40
Location
Colorado
I am in the process of treating my new, cured, machine-troweled auto-shop floor with Ghostshield 4500 densifier followed by Ghostshield 8510 sealer after the 7-day cure on the 4500.

The 8510 instructions suggest that UP TO 150 square feet can be treated per gallon using 2 coats as recommended.

I experience difficulty getting a gallon of 8510 to soak into 150 square feet, and I thought that maybe the 4500, by "densifying" the concrete, was affecting the absorbtion rate of the 8510. So I emailed the manufacturer.

The response I got was that, while the 4500 should not affect the 8510 absorbtion rate, for a machine-troweled surface, an acid etch is recommended to improve absorbtion.

In the 8510 and 4500 instruction sheets I downloaded and on the respective containers, I see no such recommendation.
 
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Garage Flooring

ALLIANCE MEMBER
Joined
May 21, 2011
Messages
5,288
Location
Grand Junction, CO
I am in the process of treating my new, cured, machine-troweled auto-shop floor with Ghostshield 4500 densifier followed by Ghostshield 8510 sealer after the 7-day cure on the 4500.

The 8510 instructions suggest that UP TO 150 square feet can be treated per gallon using 2 coats as recommended.

I experience difficulty getting a gallon of 8510 to soak into 150 square feet, and I thought that maybe the 4500, by "densifying" the concrete, was affecting the absorbtion rate of the 8510. So I emailed the manufacturer.

The response I got was that, while the 4500 should not affect the 8510 absorbtion rate, for a machine-troweled surface, an acid etch is recommended to improve absorbtion.

In the 8510 and 4500 instruction sheets I downloaded and on the respective containers, I see no such recommendation.

Our current online suggestion is a single flood coat of 300 Sq. Ft. per gallon. https://www.garageflooringllc.com/siloxa-tek-8505-concrete-sealer/ I can't imagine getting a single coat to soak in at that rate. The only possible way I could see it would be to apply, wait and reapply -- but before its fully dried.
 
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02vito

Active member
Joined
Aug 30, 2017
Messages
40
Location
Colorado
From the 5-gallon can of 8510 that was delivered last week:

"One gallon covers up to 300 square feet per coat. 2 Coats required."
 
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Armorpoxy

Well-known member
Joined
Aug 18, 2013
Messages
3,735
Location
NJ
We have found from our experience carrying Ghostshield that the manufacturer's instructions generally are fine and that many of our clients have achieved the desired spread and application rates.
 

Garage Flooring

ALLIANCE MEMBER
Joined
May 21, 2011
Messages
5,288
Location
Grand Junction, CO
I have seen a lot of ranges. I have it on very good authority that a single flood coat at 300 Sq. Ft. per gallon is more than sufficient for residential applications. If you care to email me directly -- not PM -- I will add Josh from Ghostshield to the loop
 
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