DS DS/EN ISO 20566
DS DSEN SO 20566 2006-NOV-09 Pants and varnshes - Determnaton of the scratch resstance of a coatng system usng a laboratory car-wash
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This standard describes testing procedures for assessing the scratch resistance of organcic coatings in particular paint surfaces for the automotive industry. In a laboratory environment, machine-based cleaning with rotating brushes is simulated using synthetic dirt.