Methodsoftestingcement
Part 6:Determination of fineness
Nationalforeword
supersedes BS EN 196-6:2010 which is withdrawn. This British Standard is the UK implementation of EN 196-6:2018. It
The UK participation in its preparation was entrusted to TechnicalCommittee B/516/12 Sampling and testing.
A list of organizations represented on this mittee can be obtained onrequest to its secretary.
of a contract. Users are responsible for its correct application. This publication does not purport to include all the necessary provisions
@ The British Standards Institution 2019Published by BSI Standards Limited 2019
ISBN 978 0 580 97637 7
ICS 91.100.10
Compliance with a British Standard cannot confer immunity fromlegal obligations.
This British Standard was published under the authority of the
Standards Policy and Strategy Committee on 31 January 2019.
Amendments/corrigenda issued since publication
Date
Text affected
EN196-6
Supersedes EN 196-6:2010
English Version
Methodsoftestingcement-Part6:Determinationof fineness
Prufverfahren fir Zement - Teil 6: Bestimmung der Mahlfeinheit
Methodes d'essai des ciments - Determination de la finesse
This European Standard was approved by CEN on 1 July 2018.
European Standard the status of a national standard without any alteration.Up-to-date lists and bibliographical references CEN members are bound to ply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving thismember. concerning such nationa standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN
This European Standard exists in three official versions (English French German). A version in any other language made bytranslation under the responsibility of a CEN member into its own language and notifed to the EN-CENELEC ManagementCentre has the same status as the official versions.
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Contents
European foreword. 31 Scope. 42 Normative references. 43 Sieving method. Principle. 43.1 3.2 .4 43.3 Material for checking the sieve. Procedure. 5 53.4 3.4.1 Determination of the cement residue. 53.4.2 3.5 Checking the sieve. Expression of results. 5 64 Air permeability method (Blaine method). ..64.1 Principle. .64.2 4.3 Apparatus.. Materials.. .8 64.4 Compacted cement bed... Test conditions.. 84.5 4.5.1 Basis. 9 64.5.2 Preparation of the sample 64.5.4 4.5.3 Determination of density Formation ofthe bed. 9 64.6.1 4.6 Air permeability test.. Basis. 10 104.6.2 Procedure. 104.7.1 4.7 Calibration of apparatus. Determination of the bed volume by measurement. 11 114.7.2 Determination of the apparatus constant. 114.8 4.7.3 Recalibration Special cements.. 12 124.9 Simplification of the calculations. 134.9.2 4.9.1 Effect of specified porosity. Basic formula. 13 134.9.3 Effect of controlled temperature. 134.9.4 4.10 Expression of results. Effect of density of cement. 14 145 Air-jet sieving method. 155.2 5.1 Apparatus.. Principle.. 15 155.3 Procedure.. 165.4 5.5 Checking the sieve.. Expression of results. 17 175.6 .17
Europeanforeword
This document (EN 196-6:2018) has been prepared by Technical Committee CEN/TC 51 “Cement andbuilding limes" the secretariat of which is held by NBN.
This European Standard shall be given the status of a national standard either by publication of anidentical text or by endorsement at the latest by June 2019 and conflicting national standards shall be withdrawn at the latest by June 2019.
Attention is drawn to the possibility that some of the elements of this document may be the subject ofpatent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN 196-6:2010.
In parison with the previous edition the following technical modifications have been made:
-elimination of the determination of bed volume by mercury volume;in subclause 4.10 new data for standard deviation of the repeatability and reproducibility havebeen introduced.
A list of all parts in the EN 196 series can be found on the CEN website.
According to the CEN-CENELEC Internal Regulations the national standards organisations of thefollowing countries are bound to implement this European Standard: Austria Belgium Bulgaria France Gemany Greece Hungary Iceland Ireland Italy Latvia LithuaniaLuxembourgMalta Netherlands rway oland ortugal omania rbia Slovakia Slovenipain wen witza Turkey and the United Kingdom.
