ISO INTERNATIONAL STANDARD 8942 First edition 2010-11-01 Rubber compounding ingredients - Carbon black Determination of individual pellet crushing strength Ingrédients de mélange du caoutchoucNoir de carbone Determination de la force d'ecrasement des granules individuels Reference number ISO 8942:2010(E) @ ISO 2010 Provided by IHS Not for Resale ISO 8942:2010(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below COPYRIGHT PROTECTED DOCUMENT @ISO2010 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing 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 ii @ ISO 2010 - All rights reserved Provided by IHS e from IHS Not for Resale ISO 8942:2010(E) Contents Page Foreword Introduction 1 Scope 2 Normative references 3 Terms and definitions 4 Principle 5 Method A 6 Method B..... 6.1 Apparatus.. 6.2 Sampling and selection of pellets for use as test pieces 6.3 Procedure......... 6.3.1 Manual procedure.. 6.3.2 Automatic procedure. 6.4 Calculation and expression of results . 7 Testreport Annex A (informative) Precision and bias. Bibliography Iso2010-All rights reserved ii se from IHS Not for Resa