Spraying polyurethane on clear acrylic?

Making a coffee table


sprayed the top with white knight crystal clear acrylic


can i now spray it with polyurethane


will it blister or have any negative side affectsSpraying polyurethane on clear acrylic?
Sand the acrylic thoroughly with fine grit sandpaper. Do not use steel wool. A coat of a good polyurethane will give better depth and when dry will be just as hard as an acrylic.


Spraying polyurethane on clear acrylic?
You don't have to use poly as a top coat as the acrylic is harder.If you want a deeper looking top coat apply a second or even a third light coat of acrylic.

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