BS EN 543-2003 Adhesives - Determination of apparent density of powder and granule adhesives《胶粘剂 粉未和粒状胶粘剂表观密度的测定》.pdf

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1、BRITISH STANDARDBS EN 543:2003Incorporating corrigendum no. 1Adhesives Determination of apparent density of powder and granule adhesivesThe European Standard EN 543:2003 has the status of a British StandardICS 83.180g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g

2、54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 543:2003This British Standard was published under the authority of the Standards Policy and Strategy Committee on 9 May 2003 BSI 2007ISBN 0 580 41795 6National forewordThis Briti

3、sh Standard was published by BSI. It is the UK implementation of EN 543:2003. It supersedes BS EN 543:1995 which is withdrawn. Together with BS EN 542:2003 it supersedes BS 5350-B1:1978 which is withdrawn.The UK participation in its preparation was entrusted to Technical Committee PRI/52, Adhesives.

4、A list of organizations represented on PRI/52 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. Compliance with a British Standard cannot confer immunity from legal o

5、bligations.Amendments issued since publicationAmd. No. Date Comments16856 Corrigendum No. 131 January 2007 Revision of supersession detailsEUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 543April 2003ICS 83.180 Supersedes EN 543:1994English versionAdhesives - Determination of apparent density of p

6、owder andgranule adhesivesAdhsifs - Dtermination de la masse volumique apparentedes adhsifs en poudre et en granulesKlebstoffe - Bestimmung der Schttdichte von Pulver- undGranulat-KlebstoffenThis European Standard was approved by CEN on 20 February 2003.CEN members are bound to comply with the CEN/C

7、ENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the Management Centre or to any CE

8、N member.This European Standard exists in three official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the Management Centre has the same status as the officialversions.CEN members

9、 are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece,Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and UnitedKingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUR

10、OPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: rue de Stassart, 36 B-1050 Brussels 2003 CEN All rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 543:2003 EEN 543:2003 (E)2ContentspageForeword31 Scope 42 Normative refere

11、nces 43 Terms and definitions44 Principle45 Safety 46 Apparatus .47 Sampling.58 Procedure .59 Expression of results 610 Test report 6EN 543:2003 (E)3ForewordThis document (EN 543:2003) has been prepared by Technical Committee CEN/TC 193 “Adhesives“, thesecretariat of which is held by AENOR.This Euro

12、pean Standard shall be given the status of a national standard, either by publication of an identical text orby endorsement, at the latest by October 2003, and conflicting national standards shall be withdrawn at the latestby October 2003.This document supersedes EN 543:1994.According to the CEN/CEN

13、ELEC Internal Regulations, the national standards organizations of the followingcountries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal,Slov

14、akia, Spain, Sweden, Switzerland and the United Kingdom.EN 543:2003 (E)41 ScopeThis European Standard defines a method for the determination of apparent density of powder and granuleadhesives.The method is applicable to all powder and granule adhesives.2 Normative referencesThis European Standard in

15、corporates by dated or undated reference, provisions from other publications. Thesenormative references are cited at the appropriate places in the text and the publications are listed hereafter. Fordated references, subsequent amendments to or revisions of any of these publications apply to this Eur

16、opeanStandard only when incorporated in it by amendment or revision. For undated references the latest edition of thepublication referred to applies (including amendments).EN 923:1998, Adhesives Terms and definitionsEN 1066, Adhesives Sampling.EN 1067, Adhesives Examination and preparation of sample

17、s for testing.3 Terms and definitionsFor the purposes of this European Standard, the terms and definitions given in EN 923:1998 apply.4 PrincipleThe method is based on the determination of the mass of a known volume of powder or granule adhesive and isperformed at a temperature of (23 2) C and (50 5

18、) % relative humidity.5 SafetyPersons using this standard shall be familiar with normal laboratory practice.This standard does not purport to address all safety problems, if any, associated with its use.It is the responsibility of the user to establish safety and health practices and to ensure compl

19、iance with anyEuropean or national regulatory conditions.6 Apparatus6.1 GeneralUsual laboratory apparatus including the following:6.2 Balance, accurate to 0,1 g.6.3 Cylindrical container, of (100 0,5) cm3capacity, and of (40 2) mm internal diameter.6.4 Funnel, as shown in Figure 1.6.5 SpatulaEN 543:

20、2003 (E)5Dimensions in millimetresFigure 1 Funnel and collection cylinder7 SamplingTake a representative sample of the adhesive to be tested in accordance with EN 1066 and examine and prepare itfor testing as described in EN 10678 Procedure8.1 Determine the mass (m1) of the empty container (6.3).8.2

21、 Condition the sample for at least 12 h at (23 2) C and (50 5) % relative humidity.8.3 Pour (115 5) cm3 of sample into the funnel (6.4) positioned coaxially over the cylindrical container at (114 +38) mm height from the top (see Figure 1), taking care that the lower orifice is closed by a suitable c

22、losure.NOTE Any rigid sheet larger than the orifice is suitable.EN 543:2003 (E)68.4 Open the orifice and allow the material to flow into the cylindrical container. If the flow stops or becomesinconveniently slow, it can be speeded up by gently prodding the material in the funnel with a wire.Avoid co

23、mpressing the material or shaking the container.8.5 When the container is full, remove excess product by levelling off at the upper edge with a flat spatula.Avoid compressing the material or shaking the container.8.6 Determine the mass (m2) of the full collection container.9 Expression of resultsThe

24、 apparent density (in gram per cubic centimetre) is given by the following equation:r=whereris the apparent density in gram per cubic centimetre of the adhesive;m2is the mass (in gram) of the full container;m1is the mass (in gram) of the empty container.The reproducibility and the repeatability of t

25、he measure is still unknown.10 Test reportThe test report shall include the following information:a) reference to this European Standard;b) type and designation of the adhesive tested;c) test conditions;d) results, number of determinations performed;e) any peculiarity observed during the test and an

26、y deviation from the test procedure;f) date of the testblankBS EN 543:2003BSI389 Chiswick High RoadLondonW4 4ALBSI British Standards InstitutionBSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and at the international le

27、vel. It is incorporated by Royal Charter.RevisionsBritish Standards are updated by amendment or revision. Users of British Standards should make sure that they possess the latest amendments or editions.It is the constant aim of BSI to improve the quality of our products and services. We would be gra

28、teful if anyone finding an inaccuracy or ambiguity while using this British Standard would inform the Secretary of the technical committee responsible, the identity of which can be found on the inside front cover. Tel: +44 (0)20 8996 9000. Fax: +44 (0)20 8996 7400.BSI offers members an individual up

29、dating service called PLUS which ensures that subscribers automatically receive the latest editions of standards.Buying standardsOrders for all BSI, international and foreign standards publications should be addressed to Customer Services. Tel: +44 (0)20 8996 9001. Fax: +44 (0)20 8996 7001. Email: o

30、rdersbsi-. Standards are also available from the BSI website at http:/www.bsi-.In response to orders for international standards, it is BSI policy to supply the BSI implementation of those that have been published as British Standards, unless otherwise requested.Information on standardsBSI provides

31、a wide range of information on national, European and international standards through its Library and its Technical Help to Exporters Service. Various BSI electronic information services are also available which give details on all its products and services. Contact the Information Centre. Tel: +44

32、(0)20 8996 7111. Fax: +44 (0)20 8996 7048. Email: infobsi-.Subscribing members of BSI are kept up to date with standards developments and receive substantial discounts on the purchase price of standards. For details of these and other benefits contact Membership Administration. Tel: +44 (0)20 8996 7

33、002. Fax: +44 (0)20 8996 7001. Email: membershipbsi-.Information regarding online access to British Standards via British Standards Online can be found at http:/www.bsi- information about BSI is available on the BSI website at http:/www.bsi-.CopyrightCopyright subsists in all BSI publications. BSI a

34、lso holds the copyright, in the UK, of the publications of the international standardization bodies. Except as permitted under the Copyright, Designs and Patents Act 1988 no extract may be reproduced, stored in a retrieval system or transmitted in any form or by any means electronic, photocopying, r

35、ecording or otherwise without prior written permission from BSI.This does not preclude the free use, in the course of implementing the standard, of necessary details such as symbols, and size, type or grade designations. If these details are to be used for any other purpose than implementation then the prior written permission of BSI must be obtained.Details and advice can be obtained from the Copyright & Licensing Manager. Tel: +44 (0)20 8996 7070. Fax: +44 (0)20 8996 7553. Email: copyrightbsi-.

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