BS ISO 8511:2011 BSl Standards Publication Rubber compounding ingredients Carbon black - Determination of pellet size distribution bsi. ..making excellence a habit BS ISO 8511:2011 BRITISH STANDARD National foreword This British Standard is the UK implementation of IS0 8511:2011. It supersedes BS 5293-4:1996 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee PRi/50, Rubber -Raw, natural and synthetic, including latex and carbon black. A list of organizations represented on this committee can be obtained on request to its secretary This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. @BSI 2011 ISBN9780580740374 ICS 83.040.20 Compliancewitha British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Standards Policy and Strategy Committee on31October2011. Amendments issued sincepublication Date Text affected BS ISO 8511:2011 INTERNATIONAL ISO 8511 STANDARD Third edition 2011-10-15 Rubber compounding ingredients Carbon blackDetermination of pellet size distribution IngredientsdemelangeducaoutchoucNoirdecarbone Determinationdeladistributiongranulometrique Reference number ISO 8511:2011(E) O 度 @ISO 2011 BS ISO 8511:2011 ISO 8511:2011(E) COPYRIGHTPROTECTEDDOCUMENT ISO 2011 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 @IsO2011-Allrightsreserved BS ISO 8511:2011 ISO 8511:2011(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/lEC Directives, Part 2. The main task of technical committees is to prepare International Standards. Draft International Standards International Standard requires approval by at least 75 % of the member bodies casting a vote. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. IsO shall not be held responsible for identifying any or all such patent rights. ISO8511waspreparedbyTechnical CommitteeISO/TC45,Rubberandrubberproducts,Subcommittee SC 3, Rawmaterials (including latex) foruse in therubber industry. This third edition cancels and replaces the second edition (IsO 8511:1995), of which it constitutes a minor revision. The following changes have been made: the normative references have been updated; in the footnote to Clause 4, the details of the suppliers of the Ro-Tap sieve shaker have been updated; the precision statement has been moved to an informative annex. @ISO 2011 All rights reserved ili BS ISO 8511:2011 BS ISO 8511:2011 ISO 8511:2011(E) INTERNATIONALSTANDARD RubbercompoundingingredientsCarbonblack- Determination of pellet size distribution WARNINGPersons using this International Standard should be familiar with normal laboratory practice.This standard does not purportto address all of the safetyproblems, if any,associated with its use.It is the responsibility of theuserto establish appropriate safety and healthpractices and to Scope Carbon black for the rubber industry is generally pelletized to reduce dust and to improve handling and handling, and conveying properties. This International Standard specifies a method for the determination of the pellet size distribution of carbon black. Normative references The following referenced documents are indispensable for