The final step is to apply an acrylic paint sealer to the coasters following the instructions on the can.
How coater a acrylic sheet for paint.
A good tip is to place the acrylic sheet if it is not too large in an oven for 10 minutes at 40 celsius.
So choose a high performing acrylic enamel spray paint or simply look for a paint designed to bond with plastic.
Instead opt for acrylic based paints.
To apply an isolation coat use an acrylic gel medium or gel gloss such as golden soft gel gloss diluted with water.
The primer forms a base that is similar to a canvas for the paint to adhere to so it does not flake off.
Apply the second coat generously to ensure good coverage.
Let the paint dry for at least two hours before applying a second coat.
Try to make the coating as thin as possible while still covering the entire surface.
Like most painting it requires a foundation of primer in order to make the paint adhere to the plastic better.
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The isolation coat acts as a barrier between your painting and the varnish protecting your painting from the chemicals that remove the varnish.
Painting plastic sheet with acrylic paint is easy if done properly.
When you re done repeat these steps for the next two coasters or however many you have chosen to create.
You can paint acrylic sheets using translucent or opaque paints depending on the desired look of the finished piece.
Once you are finished with the first layer paint a second coat.
Then spray paint in even sweeps across your surface.
Make sure that no dirt is left on it or scratches may occur during drying.
Translucent paint works best if you plan to hang a painted acrylic panel in a window or if you are making lighted wall art.
Again hold the spray or nozzle about 8 inches from the plexiglas.
Applying a second coat.
Using an acrylic spray paint spray the sheets.
Opaque paint works best if you are refacing cabinet doors or making a painted water wall.
Clean the surface of the acrylic sheet with a soft lint free cloth then rinse it well with lukewarm water.
For example the packaging for golden soft gel gloss recommends mixing 2 parts soft gel gloss to 1 part water but follow whatever instructions are on the gloss medium or gel gloss that you choose.
Dry the sheet with a soft tea towel.
When primed with loxon concrete masonry primer sealer this system achieves a durable finish that resists challenging weather conditions like winddriven rain while inhibiting the growth of mildew on the coating surface conflex is ideal for a range of applications including masonry concrete cement tilt up.
Be careful not to allow any pooling and take the time to make sure there are no uneven areas you only get one chance.