ISO INTERNATIONAL STANDARD 7663 Fifthedition 2014-10-01 Halogenated isobutene-isoprene rubber (BIIR and CIIR) Evaluation procedures Caoutchoucs isobutene-isoprene halogenés (BIIR et CIIR) - Méthodes d'évaluation Reference number IS0 7663:2014(E) LSO IS02014 IHS under itted without license from IHS Not for Resale IS0 7663:2014(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 2014 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 copyright@iso.org Web www.iso.org Published in Switzerland @ IS0 2014 - All rights reserved No reproductic networking permited without license from IHS Not for Resale IS0 7663:2014(E) Contents Page Foreword ..iv 1 Scope 1 2 Normative references ..1 3 Sampling and further preparative procedures 4 Physical and chemical tests on raw rubber .2 4.1 Mooney viscosity.. .2 4.2 Volatile matter.. .2 4.3 Ash .2 5 Preparation of test mixes .2 5.1 Standard test formulation .2 5.2 Procedure 2 6 Evaluation of vulcanization characteristics by a curemeter test .5 6.1 Using an oscillating-disc curemeter. 6.2 Using a rotorless curemeter. .5 7 Evaluation of tensile stress-strain properties of vulcanized test mixes. ..5 8 Precision ..5 9 Test report ..6 Annex A (informative) Precision .7 Bibliography 9 iii se with ISt thout license from IHS Not for Resale