Skip to Content

How to Seal Acrylic Paint on Fabric Full Guide of 2023

This site is supported by our readers. We may earn a commission, at no cost to you, if you purchase through links.

Sealing the paint to fabric is quite simple. You only need to use a fabric medium to seal the acrylic varnish. You pour the solution directly into the paint bottle and mix it well.

Otherwise you can pour it over the painted part of the material. When the textile medium dries, it will bond with the acrylic paint and material.

If you don’t want to use the textile medium, you can choose the thermoset technique

Use the iron fix the acrylic paint on the material with heat. But don’t go for the steam option available on the iron.

You now know very well how to seal the paint on your specific material. But knowing exactly what the process is is essential so that you can easily do the paint sealing job on your fabric.

How to seal acrylic paint on fabric?

If you want the acrylic paint to settle permanently, you must use either tissue sealant or tissue media. But using the medium fabric will be a lot better.

It is because the medium of fabric makes the clothing less abrasive and softer. This allows the wearer to feel comfortable sitting on the garment or clothing.

The cloth medium will also prevent the paint from cracking and cause the color to remain permanently on the material.

So to get the acrylic paint on the fabric, wash the fabric in a washing machine with a gentle cycle. Wash the fabric with a fabric softener and hang it to dry.

If you use dark fabrics, use cold water for the laundry. Using the fabric medium is one of the best ways to keep the paint on the material longer. It will look like I freshly painted it not that long ago.

By sealing the acrylic paint to your material using the heat-set technique, the paint will also remain permanently on the fabric. But the method is original as compared to the middle fabric. Look below!

Step 1: Wait for the paint to dry completely

Before proceeding with the heat set, you must wait 24 hours for the material to dry. When the paint is completely dry, wait at least 4 more days and then wash it thoroughly.

Then wash it well and proceed with the heat-set process with no hassle.

Step 2: Seal the paint on the fabric

During the heat setting process, make sure the iron is not on the steam setting. It would help if you heat the paint, dry it so that it sticks well to the fabric.

Turn off the steam setting in the iron that comes out automatically and make the water vessel. If workable, try ironing on the wrong side of the material instead of the painted side.

Alternatively, place a small piece of scrap material over the painted area. Using these two options will prevent the iron from accidentally scorching the painted part of the material.

It also protects the iron from transferring any shade or color to the fabric. Set the iron on a hot medium setting and run the iron a few times on the painted area.

Move the iron constantly around the material so you don’t scratch it. If you are using a delicate material, try setting the iron to a suitable and lower temperature. Then iron longer.

QtyWhat time does it take to iron the dyed material?

When applying the acrylic paint to the fabric, apply constant strokes for at least 2 minutes. You can also iron it for 3 minutes to 5 minutes, but the iron should be on medium heat.

You have to be careful because the material gets too hot during ironing, making it too hot to touch. For best results, iron in small sections.

Although it may take longer, you can move the iron quickly as one part cools down while you iron the other part.

Reasons to seal the acrylic paint on the material

There are many reasons to seal the paint on the fabric. If you want the art you created to last longer, closing the color is the way to go. Remember that painting the material is not like painting walls.

When painting the walls of your house, use a roller to paint and then let it dry.. But that’s not the case for painting on fabrics.

Fabric paint must wipe the washing machine and soak in the water for a long time. But sealing your dyed fabric will help shield your work.

It will also allow you to protect the energy and participation you spend in making the gemstone on the fabric.

Best Paint Sealers Available for Fabrics

There are an innumerable number of paint sealers on the market.

While heat sealing is the most effective way. Using a textile medium is also a wonderful choice.

One of the best textile media available on the market is the Delta Fabric Medium.

It is currently available on Amazon and the price is also reasonable. The textile medium will work perfectly with many acrylic paint brands.

The Delta Fabric Medium has the power to hold up the wash time with no problems. You won’t run into a problem with color fading when using this medium as it is quite opaque.

Apart from that, the medium of the fabric makes the entire painted area smooth. It will look like it was part of the material all along.

Ways to seal the material just before painting

If you want to paint the material, you can use a primer before. You can also use the base coat on furniture made of fabric. It seals the material and covers the primary color or design.

  • Many people use a mixture of water and paint when painting their fabric.
  • The mixture should contain about 60% paint and 40% water. If you are using a much thicker fabric, the water level should be higher.
  • The primer coat helps seal the pores for easy painting on the material.
  • It’s like preparing a canvas for painting. Primer coats can also remove all imperfections and lumps on your material.
  • So that you get a smooth surface to paint on. But do not use any other primer. Only choose the one designed for materials.

Things to keep in mind when sealing paint on a fabric

Here are some things you should must remember when sealing fabric paint works. Check it out!

  1. If you want to apply the textile medium to the dyed portion of the material, do this after the dye has dried.
  2. Do not just randomly pour the textile medium over the paint. Take a small plastic cup, pour in the medium and use a paintbrush to apply the medium over the painted surface.
  3. When sealing, ensure that we place the dyed fabric on a hard surface such as a table or on cardboard.
  4. If you want to apply the substance medium 2 to 3 times, do this one by one. Let the first coat dry, and then you can use another coat.

Will the paint damage the iron during the Heat-on technique?

Well, it all depends on the paint. When the paint is completely dry, there is less chance of problems occurring.

But if the paint is still wet in some parts of the fabric, it will be a fssst Making noise when the iron over it. This will allow the paint to stick to the iron.

You should wait awhile before sliding the iron over the painted area. Otherwise, if you ‘re way too impatient, you can keep dust or dust between the iron and the paint.

Can I paint seal the fabric on materials such as denim?

Of course you can. It’s because denim, like any other fabric, is easy to paint on.

But denim stands out as a fabric op cotton based, so it is better to use cotton based paint for all your painting.

But if you use the standard denim dye, use a medium. This prevents the paint from cracking or peeling off.

It is one of the best ways to paint on denim fabric and offers you a huge choice of colors.

Avatar for Mutasim Sweileh

Mutasim Sweileh

Mutasim is the founder and editor-in-chief of, a site dedicated to those passionate about crafting. With years of experience and research under his belt, he sought to create a platform where he could share his knowledge and skills with others who shared his interests.