If the acrylic is still hazy carefully sand the acrylic using a number of different grits followed by a more abrasive polish.
How to paint clear acrylic sheet.
Clean both sides of the acrylic sheet with glass cleaner.
Use a silicone sealant to fill the crack and let it dry.
Keep the paint smooth and avoid clumping.
Step 2 sanding.
Make sure that no dirt is left on it or scratches may occur during drying.
However for stains such as oil or grease use a stronger cleaning agent such as hexane aliphatic naphtha or kerosene.
I would spray the finished piece with clear acrylic spray so that the paint does not scratch off.
Apply three thin coats of the acrylic paint.
How to paint acrylic sheets step 1.
Your design template can be a coloring book.
A good tip is to place the acrylic sheet if it is not too large in an oven for 10 minutes at 40 celsius.
Paint the acrylic paint over the primer with a brush.
For small cracks use a 1 8 drill bit to drill a hole on both sides of the crack.
This is a liquid clear acrylic medium used on clive s studio in his wet n wet techniques it is not to be used with oils as its not comparable in this acrylic.
Clean the surface of the acrylic sheet with a soft lint free cloth then rinse it well with lukewarm water.
Position the acrylic sheet on top of the desired design template.
Clean parts with a 25 solution of denatured alcohol and distilled water.
Clean the side of the acrylic sheet that s facing up with rubbing alcohol.
And remember when you are creating you re painting you have to start with the highlights first so it is a completely opposite process.
After cutting your plexiglas into sheet sizes of your choosing you should clean the plastic glass to remove any dirt or.
Since acrylic sheet is sensitive to solvents such as aromatic hydrocarbons concentrated alcohol and ketones use care in cleaning.
Be careful not to allow any pooling and take the time to make sure there are no uneven areas you only get one chance.
How to paint plexiglas sheets.
Then spray paint in even sweeps across your surface.
Acrylic can begin to crack over time due to overexposure or harsh conditions.
Step 3 priming.
So choose a high performing acrylic enamel spray paint or simply look for a paint designed to bond with plastic.
Wait for the paint to dry between coats.
Dry the sheet with a soft tea towel.