ISO INTERNATIONAL STANDARD 6344-2 Second edition 2021-11 Coated abrasives Determination and designation of grain size distribution - Part 2: Macrogrit sizes P12 to P220 Abrasifs appliques - Détermination et désignation de la distribution granulométrique - Partie 2: Macrograins P12 a P220 Reference number ISO 6344-2:2021(E) ISO @IS02021 IS0 6344-2:2021(E) COPYRIGHT PROTECTED DOCUMENT @IS02021 All rights reserved. Unless otherwise specified, or required in the context of its implementation, 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, withoutpriorwrittenpermission.Permission can berequestedfrom eitherIso at theaddress below orIso'smemberbodyinthecountryoftherequester. ISO copyright office CP 401 · Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +4122 749 0111 Email: [email protected] Website: www.iso.org Published in Switzerland ii @ IS0 2021 - All rights reserved