ISO INTERNATIONAL STANDARD 17541 First edition 2014-09-01 Plastics Quantitative evaluation of scratch-induced damage and scratch visibility Plastiques - Evaluation quantitative des dommages induits par rayure et visibilité des rayures Reference number IS0 17541:2014(E) ISO Copyright intemational Organizatin for Standardizatin @IS02014 HS under I Not for Resale IS0 17541:2014(E) COPYRIGHTPROTECTEDDOCUMENT @ISO2014 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. ISO copyright office Case postale 56 : CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ IS0 2014 - All rights reserved No reproduction or networking permited without license from IHS Not for Resale IS0 17541:2014(E) Contents Page Foreword ..iv 1 Scope .1 2 Normative references ..1 3 Terms and definitions 4 Principle .3 5 Apparatus .3 5.1 General description 3 5.2 Scratch tip. .3 5.3 Load and position sensors .4 5.4 Testload .4 5.5 Test speed. 4 5.6 Specimen stage .4 6 Test specimens. .5 6.1 General. 5 6.2 Shape and dimensions .5 6.3 Preparation. .5 6.4 Conditioning 5 6.5 Number of test specimens .5 7 Procedure. .5 7.1 Test atmosphere 5 7.2 Scratch tip 5 7.3 Method A (constant load condition) .5 7.4 Method B (linearly increasing load condition) .6 7.5 Scratch testing .6 8 Interpretation of result. .7 8.1 General. 7 8.2 Scratch strength and scratch resistance. 7 8.3 Single-damage (SD) 8.4 Mulitiple-damage (MD) ..8 9 Test report. .10 Annex A (informative) 3-D colour model ..12 Annex B (informative) Example for quantitative determination of scratch damageand scratch visibility ..13 Bibliography .17 iii ded by IHS under lic se with ISt withoutlicense from IHS Not for Resale