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If your old epoxy is good then you can apply over it, but there are many facts to consider before applying over existing epoxy coating.

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Q: Can you apply an epoxy coating over an existing epoxy coating that has peeled?
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What is the difference between epoxy phenolic -epoxy based coating and acrylic coating?

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Do you need to etch the existing epoxy floor before you apply the new epoxy paint?

Etching only benefits bare concrete floors. If you want to ensure that your new coating will adhere to your old coating, blend enough of the epoxy to cover a single square foot section, let it cure for a week, then check the adhesion by scoring a cross-hatch design in the new coating, put some duct tape across the scored area, then quickly pull up the tape. If the epoxy comes up, then you will have to remove the old coating prior to recoating the floor.


Can garage floor epoxy be repaired?

Yes you can if the existing coating is not peeling and adhered well to the concrete. You will need to sand the entire floor with 220 grit sandpaper and remove the dust before recoating. Make sure any oil or grease spots are removed as well.


Can you mix epoxy seal krete with patio paint?

No, Seal-Krete Epoxy-Seal is an acrylic-epoxy blend. By mixing 2 unlike resins (patio paint and Epoxy-Seal) the hard Epoxy-Seal acrylic-epoxy resins would become weak resulting in a coating failure. No, Seal-Krete Epoxy-Seal is an acrylic-epoxy blend. By mixing 2 unlike resins (patio paint and Epoxy-Seal) the hard Epoxy-Seal acrylic-epoxy resins would become weak resulting in a coating failure.


How can you calculate the coverage for epoxy coatings or flooring?

Calculating the coverage for an epoxy coating is simple: There are two measurements that you have to take into consideration:The area that you'll be covering.The volume (amount) of liquid epoxy you have or that you'll need to cover to the given area at the desired thickness.In the U.S., the thickness of an epoxy coating is usually measured in mils (one mil is 1 one-thousandth of an inch; 250 mils is a quarter of an inch). A simple but helpful calculation that enters into the equation is this:One U.S. gallon of any liquid (epoxy in this case), when applied at an even thickness of one mil, will cover 1,604 square feet.So, 1,604 S.F. becomes your control number. If you apply the epoxy coating at a rate of 200 S.F. per gallon then by dividing 1,604 by 200 you'll know that you've applied the epoxy at a thickness of 8 wet mils. If the epoxy is a 100% solids material then once the coating has cured, you'll also have a drythickness of 8 mils. If the epoxy has a solids content of less than 100%, then you simply multiply the wet mil thickness by the solids content you'll know the final dry mil thickness.Because many different types of epoxy coatings and formulations exist, you should always consult and follow the manufacture's guidelines for the proper coverage rates in order to achieve the best results.

Related questions

What is the difference between epoxy phenolic -epoxy based coating and acrylic coating?

.


Do you need to etch the existing epoxy floor before you apply the new epoxy paint?

Etching only benefits bare concrete floors. If you want to ensure that your new coating will adhere to your old coating, blend enough of the epoxy to cover a single square foot section, let it cure for a week, then check the adhesion by scoring a cross-hatch design in the new coating, put some duct tape across the scored area, then quickly pull up the tape. If the epoxy comes up, then you will have to remove the old coating prior to recoating the floor.


epoxy coating for projects?

Go with the Epoxy coating. Epoxy is well-known for being a top-notch protector any time it is used as a coating.


What is difference between galvanised and epoxy coated steel?

Epoxy-polyester powder coating is a hybrid of epoxy and polyester powder coating, and galvanised is coating thickness for steel bars and components is between 3 and 4 mils.


Can you apply an epoxy coating over an existing epoxy coating?

Yes. Because a chemical bond is no longer possible because the epoxy coating has dried, a mechanical bond is required. This merely means that the cured epoxy must be lightly sanded before applying the next layer: the first coat should have a matt, nearly white finish.


Epoxy Floor Coatings?

Epoxy floor coating systems are made up of two distinct elements: an epoxy resin and a polyamine hardener.


Can epoxy and polyurethane be mix?

Epoxy and polyurethane can be mixed. An epoxy and polyurethane coating system is often used in the marine industry to protect against the weather.


Can garage floor epoxy be repaired?

Yes you can if the existing coating is not peeling and adhered well to the concrete. You will need to sand the entire floor with 220 grit sandpaper and remove the dust before recoating. Make sure any oil or grease spots are removed as well.


Can you pour concrete on a concrete floor with an epoxy coating?

You must remove the old epoxy coating before pouring the new floor, for otherwise there will be no bonding. If the epoxy coating is thin (e.g, paint) then it may be possible to remove it by hand sanding. If it is a thick coating, then sandblasting is probably the best method. In either case, appropriate dustmasks and other safety precautions are essential. Good luck


What is the technical role of epoxy flooring?

Epoxy floor coating gives one's floor an appealing shine. However, it also has technical benefits. This coating is a strong adhesive which is waterproof and oil-proof.


Can you mix epoxy seal krete with patio paint?

No, Seal-Krete Epoxy-Seal is an acrylic-epoxy blend. By mixing 2 unlike resins (patio paint and Epoxy-Seal) the hard Epoxy-Seal acrylic-epoxy resins would become weak resulting in a coating failure. No, Seal-Krete Epoxy-Seal is an acrylic-epoxy blend. By mixing 2 unlike resins (patio paint and Epoxy-Seal) the hard Epoxy-Seal acrylic-epoxy resins would become weak resulting in a coating failure.


What are the pros and cons of a Marblelite coating versus Epoxy coating over the gunite?

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