A foam-board UV print should be tested as a lightweight composite, not as a generic rigid plastic. Approval must cover the printable face, ink adhesion, rubbing and cleaning, edge and corner damage, board denting, cutting or mounting operations and the...
Prepare foam board for UV printing by identifying its face material first, then using the board supplier’s approved cleaning and handling method. Paper-faced foam board, expanded PVC and other faced foam constructions should not share an automatic solvent-wipe or primer...