prEN 12878

SLOVENSKI STANDARD
01-junij-2018
Pigmenti za obarvanje gradbenih materialov na osnovi cementa in/ali apna -
Specifikacije in metode preskušanja
Pigments for the colouring of building materials based on cement and/or lime -
Specifications and methods of test
Pigmente zum Einfärben von zement- und/oder kalkgebundenen Baustoffen -
Anforderungen und Prüfverfahren
Pigments de coloration des matériaux de construction à base de ciment et/ou de chaux -
Spécifications et méthodes d'essai
Ta slovenski standard je istoveten z: prEN 12878
ICS:
87.060.10 Pigmenti in polnila Pigments and extenders
91.100.10 Cement. Mavec. Apno. Malta Cement. Gypsum. Lime.
Mortar
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

DRAFT
EUROPEAN STANDARD
NORME EUROPÉENNE
EUROPÄISCHE NORM
May 2018
ICS 91.100.10; 87.060.10 Will supersede EN 12878:2014
English Version
Pigments for the colouring of building materials based on
cement and/or lime - Specifications and methods of test
Pigments de coloration des matériaux de construction Pigmente zum Einfärben von zement- und/oder
à base de ciment et/ou de chaux - Spécifications et kalkgebundenen Baustoffen - Anforderungen und
méthodes d'essai Prüfverfahren
This draft European Standard is submitted to CEN members for enquiry. It has been drawn up by the Technical Committee
CEN/TC 298.
If this draft becomes a European Standard, CEN members are bound to comply with the CEN/CENELEC Internal Regulations
which stipulate the conditions for giving this European Standard the status of a national standard without any alteration.

This draft European Standard was established by CEN in three official versions (English, French, German). A version in any other
language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC
Management Centre has the same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,
Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Turkey and United Kingdom.
Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are
aware and to provide supporting documentation.

Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without
notice and shall not be referred to as a European Standard.

EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2018 CEN All rights of exploitation in any form and by any means reserved Ref. No. prEN 12878:2018 E
worldwide for CEN national Members.

Contents Page
European foreword . 4
1 Scope . 5
2 Normative references . 5
3 Terms and definitions . 6
4 Characteristics . 7
4.1 Effects on concrete properties . 7
4.1.1 General . 7
4.1.2 Setting time . 8
4.1.3 Compressive strength . 8
4.2 Composition . 8
4.2.1 General . 8
4.2.2 Constitution of pigments . 8
4.2.3 Water soluble substances . 8
4.2.4 Soluble chloride . 8
4.2.5 Total chloride . 9
4.3 Loss on ignition . 9
4.4 Emission of radioactivity . 9
4.5 Release of dangerous substances . 9
4.6 Relative colour strength . 9
4.7 Residue on sieve . 9
4.8 pH value . 9
4.9 Alkali stability . 10
4.10 Resistance to weathering . 10
4.11 Thermal stability . 10
4.12 Colour comparison against standard pigment . 10
5 Test methods . 10
5.1 Effect on concrete properties. 10
5.1.1 Setting time . 10
5.1.2 Compressive strength . 10
5.2 Composition . 10
5.2.1 General . 10
5.2.2 Composition of the pigments . 10
5.2.3 Water soluble substances . 11
5.2.4 Soluble chloride . 11
5.2.5 Total chloride . 11
5.3 Loss on ignition . 11
5.4 Emission of radioactivity . 12
5.5 Whendeclared, a relevant test method should be used. Release of dangerous
substances . 12
5.6 When declared, a relevant test method should be used. Relative colour strength . 12
5.6.1 General remarks . 12
5.6.2 Relative colour strength in barytes or white Portland cement CEM I (dry mix) . 12
5.6.3 Determination of relative colour strength in barytes (wet mix) . 13
5.6.4 Determination of relative colour strength in white Portland cement mortar (wet
mix) . 14
5.7 Residue on sieve . 15
5.8 pH-value . 15
5.9 Alkali stability . 15
5.9.1 General remarks . 15
5.9.2 Preparation of test pieces . 15
5.9.3 Test procedure . 15
5.10 Resistance to weathering . 16
5.11 Thermal stability . 16
5.12 Colour comparison against the standard pigment . 16
5.12.1 General . 16
5.12.2 Equipment and test materials . 17
5.12.3 Mortar formulation . 17
5.12.4 Test procedure . 17
5.12.5 Evaluation of test . 18
6 Assessment and verification of constancy of performance – AVCP . 18
6.1 General . 18
6.2 Type testing . 18
6.2.1 General . 18
6.2.2 Test samples, testing and compliance criteria . 19
6.2.3 Test reports . 21
6.2.4 Shared other party results . 21
6.2.5 Cascading determination of the product type results . 21
6.3 Factory production control (FPC) . 22
6.3.1 General . 22
6.3.2 Requirements . 23
6.3.3 Product specific requirements . 25
6.3.4 Initial inspection of factory and of FPC . 26
6.3.5 Continuous surveillance of FPC .
...