... proof.5).can be made antistatic,conductive. DescriptionPP Hollow Board / PP corrugated sheetMaterialPPWidth & length (mm)<1650, ... pack.FeatureLight weight, rigid, strong and long-time durableWater Proof, moisture resistance, excellent weather abilityChemical resistance ... advertising, agriculture and so on.silk-screen printed plastic board Application:(1) Billboard.(2) Screen printing. (3) ...