ISO INTERNATIONAL STANDARD 21182 Second edition 2013-02-15 Light conveyor belts Determination of the coefficient of friction Courroies transporteuses légeres - Détermination du coefficient defrottement Reference number IS0 21182:2013(E) ISO @IS02013 I by IHS under lic n or networking permitted without license from IHS Not for Resale IS0 21182:2013(E) COPYRIGHT PROTECTED DOCUMENT @IS02013 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form 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 2013 - All rights reserved Not for Resale IS0 21182:2013(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. ..1 2 Normative references 3 Terms and definitions 4 Principle ..2 4.1 Dynamic coefficient of friction .2 4.2 Static coefficient of friction .2 5 Apparatus (see Figure 2) .2 6 Test piece .3 6.1 Test piece material. 3 6.2 Number and dimensions of test pieces ..3 6.3 Conditioning. .4 7 Procedure. .6 8 Calculation and expression of results .6 8.1 Dynamic friction, μD 8.2 Static friction μs .7 8.3 Examples for recorded graph of μs (force/path diagrams) 7 9 Test report .9 Bibliography .10 Copyritnteatinal rganiason t? Sadizah rights reserved iii ded by IHS under lic se with ISt without license from IHS Not for Resale