Gypsum binders and gypsum plasters - Part 1: Definitions and requirements

This European Standard specifies the characteristics and performance of powder products based on gypsum binder for building purposes. This includes premixed gypsum building plasters for plastering of walls and ceilings inside buildings where they are applied as a finishing material which can be decorated. These products are specially formulated to meet their application requirements by the use of additives/admixtures, aggregates and other binders. Gypsum and gypsum based building plasters for manual and mechanical applications are included.
This European Standard also applies to gypsum binders both for direct use on site and for further processing into gypsum blocks, gypsum plasterboards, gypsum boards with fibrous reinforcement, gypsum fibrous plasterwork and gypsum ceiling elements. Gypsum mortar for internal not load bearing partitions not exposed to water is also included.
Calcium sulfate used as binder for floor screeds is not covered by this European Standard.
This European Standard defines the reference tests for technical characteristics and provides for the evaluation of conformity of the products covered by this European Standard.
Building lime, as calcium hydroxide, can be used as an additional binder together with gypsum binder. If gypsum binder is the principle active binding component in a plaster then this plaster is covered by this European Standard. If building lime is the principle active binding component in a plaster then the plaster is covered by EN 998-1.

Gipsbinder und Gipstrockenmörtel - Teil 1: Begriffe und Anforderungen

Diese Europäische Norm legt die Eigenschaften und Leistungsmerkmale pulverförmiger Produkte auf
Gipsbinderbasis für Bauanwendungen fest. Dies schließt werkgemischte Gipstrockenmörtel
(Werktrockenmörtel) zum Verputz von Decken und Wänden innerhalb von Gebäuden ein, der eine fertige
Oberfläche bildet, die weiter behandelt werden kann. Diese Produkte werden unter Verwendung von
Zuschlägen, Zusatzstoffen/Zusatzmitteln und anderen Bindemitteln anforderungsbezogen hergestellt.
Die Norm umfasst Gips-Putztrockenmörtel und gipshaltige Putztrockenmörtel für die manuelle und
mechanische Verarbeitung.
Diese Europäische Norm gilt auch für Gipsbinder sowohl zur Direktanwendung auf der Baustelle als auch zur
Weiterverarbeitung zu Gips-Wandbauplatten, Gipsplatten, faserverstärkte Gipsplatten, Formteile aus
faserverstärktem Gips und Gipselemente für Unterdecken, sowie für Gipsmörtel für nichttragende
Trennwände im Inneren von Gebäuden, die nicht dem Wasser ausgesetzt sind.
Calciumsulfat-Binder für Estriche werden von dieser Europäischen Norm nicht erfasst.
Diese Europäische Norm legt die Referenzprüfverfahren für technische Merkmale fest und schafft die
Voraussetzung für die Bewertung der Konformität der von dieser Norm erfassten Produkte.
Baukalk (Calciumhydroxyd) kann als zusätzliches Bindemittel zusammen mit Gipsbinder verwendet werden.
Wenn Gipsbinder das aktive Hauptbindemittel ist, wird der betreffende Gips-Putztrockenmörtel von dieser
Norm erfasst. Ist Baukalk das aktive Hauptbindemittel gilt für den Putztrockenmörtel die EN 998-1.

Liants-plâtres et enduits à base de plâtre pour le bâtiment - Partie 1: Définitions et exigences

La présente Norme européenne spécifie les caractéristiques et les performances des produits en poudre à base de liant-plâtre utilisés dans le domaine du bâtiment. Sont inclus les plâtres de construction prémélangés utilisés comme enduits sur les murs et plafonds à l’intérieur des constructions, appliqués sous forme de finitions aptes à recevoir une décoration. Ces produits sont formulés spécialement pour répondre aux exigences de l’utilisation grâce à l’ajout d’additifs/adjuvants, de granulats et d’autres liants. La norme couvre les plâtres de construction et les enduits à base de plâtre destinés aux applications manuelles et mécaniques. La présente Norme européenne s’applique également aux liants-plâtres destinés à l’usage direct sur le chantier et à la transformation ultérieure en carreaux, plaques de plâtre, plaques de plâtre armées de fibres, ouvrages en staff et éléments de plafonds en plâtre. Le mortier de plâtre utilisé pour le montage de cloisons intérieures non porteuses et non exposées à l’eau est également inclus. La présente Norme européenne ne concerne pas le sulfate de calcium utilisé comme liant pour les chapes de sols. La présente Norme européenne définit les essais de référence concernant les caractéristiques techniques et permet l’évaluation de la conformité des produits couverts par la présente Norme européenne. La chaux de construction, sous forme d’hydroxyde de calcium, est utilisable comme liant complémentaire avec un liant-plâtre. Si ce dernier constitue l’élément principal actif d’un enduit, alors cet enduit est couvert par la présente Norme européenne. Si la chaux de construction constitue l’élément principal actif de l’enduit, alors cet enduit est couvert par l’EN 998-1.

Mavčna veziva in mavčni notranji ometi - 1. del: Definicije in zahteve

General Information

Status
Published
Publication Date
07-Oct-2008
Current Stage
6060 - National Implementation/Publication (Adopted Project)
Start Date
20-Aug-2008
Due Date
25-Oct-2008
Completion Date
08-Oct-2008

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2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.KWHYHGipsbinder und Gipstrockenmörtel - Teil 1: Begriffe und AnforderungenLiants-plâtres et enduits à base de plâtre pour le bâtiment - Partie 1: Définitions et exigencesGypsum binders and gypsum plasters - Part 1: Definitions and requirements91.100.10Cement. Mavec. Apno. MaltaCement. Gypsum. Lime. Mortar01.040.91Gradbeni materiali in gradnja (Slovarji)Construction materials and building (Vocabularies)ICS:Ta slovenski standard je istoveten z:EN 13279-1:2008SIST EN 13279-1:2008en,fr,de01-november-2008SIST EN 13279-1:2008SLOVENSKI
STANDARDSIST EN 13279-1:20051DGRPHãþD



SIST EN 13279-1:2008



EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 13279-1August 2008ICS 01.040.91; 91.100.10Supersedes EN 13279-1:2005
English VersionGypsum binders and gypsum plasters - Part 1: Definitions andrequirementsLiants-plâtres et enduits à base de plâtre pour le bâtiment -Partie 1: Définitions et exigencesGipsbinder und Gipstrockenmörtel - Teil 1: Begriffe undAnforderungenThis European Standard was approved by CEN on 11 July 2008.CEN members are bound to comply with the CEN/CENELEC 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 CEN Management Centre or to any CEN 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 CEN Management Centre has the same status as theofficial versions.CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2008 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 13279-1:2008: ESIST EN 13279-1:2008



EN 13279-1:2008 (E) 2 Contents page Foreword.3 Introduction.4 1 Scope.5 2 Normative references.5 3 Terms and definitions.6 4 Types of gypsum binders and gypsum plasters.8 5 Requirements.8 6 Evaluation of conformity.12 7 Designation of gypsum binders and gypsum plasters.14 8 Marking, labelling and packaging.14 Annex ZA (informative)
Clauses of this European Standard addressing essential requirements or other provisions of EU Directives.15 Bibliography.20
SIST EN 13279-1:2008



EN 13279-1:2008 (E) 3 Foreword This document (EN 13279-1:2008) has been prepared by Technical Committee CEN/CENELEC/TC 241 “Gypsum and gypsum based products”, the secretariat of which is held by AFNOR. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by February 2009, and conflicting national standards shall be withdrawn at the latest by February 2009. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights. This document supersedes EN 13279-1:2005. This standard differs from EN 13279-1:2005 as follows: a) definitions 3.1, 3.2, 3.9, 3.20 revised; b) definition and requirements for finishing products included. This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EU Directive(s). For relationship with EU Directive(s), see informative annex ZA, which is an integral part of this document. This European Standard on gypsum binders and gypsum plasters consists of two parts:  Part 1: Definitions and requirements;  Part 2: Test methods. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom.
SIST EN 13279-1:2008



EN 13279-1:2008 (E) 4 Introduction Figure 1 shows the family of gypsum binders and gypsum plasters (see also Table 1):
Figure 1 — Family of gypsum binders and gypsum plasters
Raw gypsum A1 – Gypsum binders for direct use or further processing A2 – Direct use on site A3 – Further processing Gypsum plasters:
B1 – Gypsum building plaster B2 – Gypsum based building plaster B3 – Gypsum-lime building plaster B4 – Lightweight gypsum building plaster B5 – Lightweight gypsum based building plaster B6 – Lightweight gypsum-lime building plaster B7 – Gypsum plaster with enhanced surface hardness Gypsum plasters for special purposes:
C1 – Fibrous plasterworks C2 – Gypsum mortar
C3 – Acoustic plaster C4 – Thermal insulation plaster C5 – Fire protection plaster C6 – Thin coat plaster, finishing product Manufactured elements, e. g.:
– Gypsum plasterboards – Gypsum blocks – Gypsum elements for suspended ceilings – Gypsum boards with fibrous reinforcement SIST EN 13279-1:2008



EN 13279-1:2008 (E) 5 1 Scope This European Standard specifies the characteristics and performance of powder products based on gypsum binder for building purposes. This includes premixed gypsum building plasters for plastering of walls and ceilings inside buildings where they are applied as a finishing material which can be decorated. These products are specially formulated to meet their application requirements by the use of additives/admixtures, aggregates and other binders. Gypsum and gypsum based building plasters for manual and mechanical applications are included. This European Standard also applies to gypsum binders both for direct use on site and for further processing into gypsum blocks, gypsum plasterboards, gypsum boards with fibrous reinforcement, gypsum fibrous plasterwork and gypsum ceiling elements. Gypsum mortar for internal not load bearing partitions not exposed to water is also included. Calcium sulfate used as binder for floor screeds is not covered by this European Standard. This European Standard defines the reference tests for technical characteristics and provides for the evaluation of conformity of the products covered by this European Standard. Building lime, as calcium hydroxide, can be used as an additional binder together with gypsum binder. If gypsum binder is the principle active binding component in a plaster then this plaster is covered by this European Standard. If building lime is the principle active binding component in a plaster then the plaster is covered by EN 998-1. 2 Normative references 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. EN 12664, Thermal performance of building materials and products — Determination of thermal resistance by means of guarded hot plate and heat flow meter methods — Dry and moist products of medium and low thermal resistance EN 13279-2:2004, Gypsum binders and gypsum plasters — Part 2: Test methods EN 13501-1, Fire classification of construction products and building elements — Part 1: Classification using data from reaction to fire tests EN 13501-2, Fire classification of construction products and building elements — Part 2: Classification using data from fire resistance tests, excluding ventilation services EN ISO 140-3, Acoustics — Measurement of sound insulation in buildings and of building elements — Part 3: Laboratory measurements of airborne sound insulation of building elements (ISO 140-3:1995) EN ISO 354, Acoustics — Measurement of sound absorption in a reverberation room (ISO 354:2003) EN ISO 717-1, Acoustics — Rating of sound insulation in buildings and of building elements — Part 1: Airborne sound insulation (ISO 717-1:1996) EN ISO 6946:2007, Building components and building elements — Thermal resistance and thermal transmittance — Calculation method (ISO 6946:2007) EN ISO 9001:2000, Quality management systems — Requirements (ISO 9001:2000) EN ISO 10456, Building materials and products — Hygrothermal properties — Tabulated design values and procedures for determining declared and design thermal values (ISO 10456:2007) ISO 3049, Gypsum plasters — Determination of physical properties of powder SIST EN 13279-1:2008



EN 13279-1:2008 (E) 6 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 gypsum binder binder consisting of calcium sulfate in its various hydration phases, for example hemihydrate (CaSO4 . 0,5 H2O) and anhydrite (CaSO4) NOTE 1 Gypsum binder may be obtained by calcination of calcium sulfate dihydrate (CaSO4 . 2H2O). NOTE 2 When mixed with water, gypsum binder is used to hold solid particles together in a coherent mass by a setting process. 3.2 gypsum plaster (premixed gypsum building plaster) all kinds of gypsum building plaster, gypsum based building plaster and gypsum-lime building plaster used in buildings 3.3 gypsum building plaster gypsum plaster consisting of at least 50 % calcium sulfate as the principle active binding component and not more than 5 % lime (calcium hydroxide)
NOTE Additives and aggregates may be added by the manufacturer. 3.4 gypsum based building plaster gypsum plaster consisting of less than 50 % calcium sulfate as the principle active binding component and not more than 5 % lime (calcium hydroxide)
NOTE Additives and aggregates may be added by the manufacturer. 3.5 gypsum-lime plaster gypsum building plaster according to 3.3 or gypsum based building plaster according to 3.4 with more than 5 % lime (calcium hydroxide)
NOTE Additives and aggregates may be added by the manufacturer. 3.6 lightweight gypsum building plaster gypsum plasters in accordance with 3.3, 3.4 and 3.5 that incorporate either lightweight inorganic aggregates, such as expanded perlite or vermiculite, or lightweight organic aggregates
NOTE Additives and aggregates may be added by the manufacturer. 3.7 gypsum building plaster for plasterwork with enhanced surface hardness gypsum plaster specially formulated to satisfy requirements for plasterwork with enhanced surface hardness 3.8 gypsum plaster for fibrous plasterwork specially manufactured plaster for production and assembly of fibrous gypsum casts 3.9 gypsum mortar specially formulated plaster used for production of gypsum mortar to assemble bricks for non load bearing walls and partitions not exposed to water
SIST EN 13279-1:2008



EN 13279-1:2008 (E) 7 3.10 gypsum acoustic plaster specially manufactured plaster for sound absorption purposes 3.11 gypsum thermal insulation plaster specially manufactured plaster for thermal insulation purposes 3.12 gypsum fire protection plaster specially manufactured plaster for fire exposed situations 3.13 gypsum thin coat plaster specially manufactured plaster usually applied to thicknesses of 3 mm to 6 mm 3.14 additives and admixtures materials (not aggregates or binders), such as fillers, fibres, pigments, building lime (< 5 %), retarders, air entraining, water retaining and plasticizing agents added to gypsum plaster to improve its properties or to achieve particular properties 3.15 aggregates natural, synthetic or recycled materials suitable for use in buildings, e.g. lightweight aggregates such as perlite or vermiculite or aggregates such as siliceous sand or calcareous crushed stone sand 3.16 lightweight aggregates aggregates with a bulk density lower than 800 kg/m3. 3.17 manual gypsum plaster gypsum plaster formulated for manual application, batch mixed with water and applied manually to the background NOTE Some plasters are mixed to form a paste, others are mixed to form a fluid consistency. 3.18 projection gypsum plaster gypsum plaster formulated for mechanical application, mixed with water to the required consistency and applied by projection machine to the background 3.19 one coat plaster system gypsum plaster applied in one coat which fulfils all the functions of an undercoat and a final coat 3.20 multi-coat plaster system plaster system requiring at least two layers of plaster including final coat 3.21 undercoat lower plaster layer(s) of a plastering system which needs a final coat 3.22 final coat upper (last) layer in a multi-coat plastering system 3.23 finishing product gypsum finishing compound for final application with thicknesses of 0,1 mm to 3,0 mm, to obtain a smooth surface
SIST EN 13279-1:2008



EN 13279-1:2008 (E) 8 4 Types of gypsum binders and gypsum plasters The designation of the gypsum binders and gypsum plasters shall be in accordance with Table 1. Table 1 — Types of gypsum binders and gypsum plasters Designation Notation Gypsum binders e.g.: A  gypsum binders for direct use or further processing (dry powder products); A1  gypsum binders for direct use on site; A2  gypsum binders for further processing (e.g. for gypsum blocks, gypsum plasterboards, gypsum elements for suspended ceilings, gypsum boards with fibrous reinforcement).
A3 Gypsum plaster: B  gypsum building plaster; B1  gypsum based building plaster; B2  gypsum-lime building plaster; B3  lightweight gypsum building plaster; B4  lightweight gypsum based building plaster; B5  lightweight gypsum-lime building plaster; B6  gypsum plaster for plasterwork with enhanced surface hardness. B7 Gypsum plaster for special purposes: C  gypsum plaster for fibrous plasterwork; C1  gypsum mortar; C2  acoustic plaster; C3  thermal insulation plaster; C4  fire protection plaster; C5  thin coat plaster, finishing product; C6  finishing product.
C7 5 Requirements 5.1 Requirements linked to the end use conditions 5.1.1 Reaction to fire Gypsum binders and gypsum plasters are classified as reaction to fire Class A1 (no contribution to the development of a fire) without testing, when they contain less than 1 % by weight or volume (whichever is the more onerous) of organic material. NOTE See the Commission Decision 96/603/EC as amended. If the products contain 1 % or more by weight or volume of organic material, they shall be tested and then classified in accordance with EN 13501-1. If the determination of organic material is by volume, the method of determination of non-compacted bulk density given in ISO 3049 shall be used. SIST EN 13279-1:2008



EN 13279-1:2008 (E) 9 5.1.2 Fire resistance NOTE Fire resistance is a characteristic dependent on an assembled system and not of the product in isolation. In end use conditions, gypsum and gypsum based building plasters provide specific levels of fire resistance. Where relevant, they shall be tested and then classified in accordance with EN 13501-2. 5.1.3 Acoustic performance 5.1.3.1 Direct airborne sound insulation NOTE Direct airborne sound insulation is a characteristic dependent on an assembled system and not of the product in isolation. When required, the direct airborne sound insulation of an installed system including gypsum plaster and/or binder shall be determined according to EN ISO 140-3 and EN ISO 717-1 as appropriate. 5.1.3.2 Acoustic absorption NOTE Acoustic absorption is a characteristic dependent on an assembled system and not of the product in isolation. When required, the manufacturer shall declare the sound absorption performance in the end-use condition as tested according to EN ISO 354. 5.1.4 Thermal resistance When required, the thermal resistance of the assembled system of gypsum binders and gypsum plasters in the end use condition shall be calculated using the equation given in 6.1 of EN ISO 6946:2007. The design values of thermal conductivity required for this calculation may be used as given Table 2. For gypsum plasters and gypsum binders where the quantity of aggregates is sufficient to cause a significant deviation from the values given in Table 2, the thermal conductivity shall be determined according to EN 12664. Table 2 — Design values of thermal conductivity of hardened gypsum binders and gypsum plasters Density kg/m3 Thermal conductivity at 23 °C and 50 % of relative humidity W/(m·K) 600 0,18 700 0,22 800 0,26 900 0,30 1 000 0,34 1 100 0,39 1 200 0,43 1 300 0,47 1 400 0,51 1 500 0,56 The values given in Table 2 are taken from EN 12524. The reference values concern dry material used inside. When the material is wet, these values shall be adjusted using EN ISO 10456. SIST EN 13279-1:2008



EN 13279-1:2008 (E) 10 5.1.5 Dangerous substances Materials used in products shall not release any dangerous substances in excess of the maximum permitted levels specified in a relevant European Standard for the material or permitted in the national regulations of the member state of destination. 5.2 Requirements for gypsum binders Calcium ulphate content shall be at least 50 %. The properties of gypsum binders shall be determined in accordance with EN 13279-2. NOTE Other agreements may be defined in a specific contract between producer and user. 5.3 Requirements for gypsum plasters The properties of gypsum plasters when determined in accordance with EN 13279-2, shall conform to the values given in Table 3. Table 3 — Requirements for gypsum plasters Initial setting time min Gypsum plasters Gypsum binder content % manual gypsum plaster projection gypsum plaster Flexural strength N/mm2 Compressive strength N/mm2 Surface hardnessN/mm2 Adhesive strength N/mm² B1 ≥ 50 B2 <50 B3 a B4 ≥ 50 B5 <50 B6 a ≥ 1,0 ≥ 2,0 − B7 ≥ 50 > 20b
> 50 ≥ 2,0 ≥ 6,0 ≥ 2,5 Fracture occurs within the background or the gypsum plaster, when fracture occurs in interface gypsum/background the value shall be
≥ 0,1. a According to 3.3, 3.4, 3.5 and 3.6 b For some manual applications a lower value than 20 min is permitted. In that case the initial setting time shall be declared by the producer 5.4 Requirements for gypsum plasters for special purposes The properties of gypsum plasters for special purposes when determined in accordance with EN 13279-2, shall conform to the values given in Table 4.
SIST EN 13279-1:2008



EN 13279-1:2008 (E) 11 Table 4 — Requirements for gypsum plasters for special purposes Fineness Initial setting time
min Flexural strength N/mm2 Compressive strength N/mm2 Surface hardness N/mm2 Gypsum plaster Gypsum binder content % 5 000 µm 1 500 µm200 µm100 µm Vicat
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