ISO INTERNATIONAL STANDARD 2477 Third edition 2005-06-15 Shaped insulating refractory products Determination of permanent change in dimensions on heating ProduitsrefractairesisolantsfaconnesDeterminationdelavariation permanente dedimensions sous Iactiondela chaleur Reference number ISO 2477:2005(E) @ISO2005 ed by IHS unde ted without license from IHS Not for Resale ISO2477:2005(E) PDFdisclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but 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. ISO2005 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-1211Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland ,..*, @ISO2005-Allrights reserved by IHS ur No reproductior or networking permited without license from IHS Not for Resale ISO2477:2005(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies technicalcommittees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeen established has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with isO, also take part in the work. IsO collaborates closely with the International 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 adopted by the technical committees are circulated to the member bodies for voting. Publication as an 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. ISO2477waspreparedbyTechnicalCommitteeISO/TC33,Refractories This third edition cancels and replaces the second edition (IsO 2477:1987), which has been technically normative references, terms and definitions to bring the standard into line with ISO 836, and heating ili CopyrhtintemalinalOrganizalionfor Standardzatin byIHS Norerocionrntwoing emitedwhutlicnefrm Not for Resale INTERNATIONALSTANDARD ISO2477:2005(E) Shaped insulating refractory products Determination of permanent change in dimensions on heating Scope This International Standard describes a method for determining the permanent change in dimensions on heating of a shaped insulating refractory product. 2 Normativereferences The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments)applies. IsO5016,Shapedinsulatingrefractoryproducts-Determinationofbulkdensityandtrueporosity Termsanddefinitions For the purposes of this document, the following terms and definitions apply. 3.1 permanent change in dimensions on heating force to a specified temperaturefora specified time and then cooled to ambient temperature 3.2 insulating refractory product shaped refractory having a true porosity of not less than 45 % (volume fraction) when determined in accordancewithISO5016 4 Principle Test pieces in the shape of rectangular pr