SIST EN 13162:2002
(Main)Thermal insulation products for buildings - Factory made mineral wool (MW) products - Specification
Thermal insulation products for buildings - Factory made mineral wool (MW) products - Specification
This European Standard specifies the requirements for factory made products of mineral wool, with or without facings, which are used for the thermal insulation of buildings. The products are manufactured in the form of rolls, batts, slabs or boards. This standard describes product characteristics and includes procedures for testing, marking and labelling. Products covered by this standard are also used in prefabricated thermal insulation systems and composite panels; the structural performance of systems incorporating these products is not covered.
Wärmedämmstoffe für Gebäude - Werkmäßig hergestellte Produkte aus Mineralwolle (MW) - Spezifikation
Diese Europäische Norm legt die Anforderungen für werkmäßig hergestellte Produkte aus Mineralwolle mit oder ohne Kaschierung fest, die für die Wärmedämmung von Gebäuden benutzt werden. Die Produkte werden in der Form von Rollen, Matten oder Platten hergestellt.Diese Norm beschreibt die Stoffeigenschaften und enthält die Prüfverfahren und Festlegungen für die Konformitätsbewertung, die Kennzeichnung und die Etikettierung. In dieser Norm beschriebene Produkte werden auch in vorgefertigten Wärmedämmsystemen und Mehrschicht-Verbundplatten angewendet; die Eigenschaften von Systemen, in die diese Produkte integriet sind, werden nicht behandelt. Diese Norm legt kleine Anforderungsniveaus für eine vorgegebene Eigenschaft fest, die ein Produkt erreichen muss, um für einen bestimmten Anwendungsfall tauglich zu sein. Für bestimmte Anwendungen benötigte Anforderungen können Regelwerken oder übereinstimmenden Normen entnommen werden. Diese Norm gilt nicht für Produkte, deren Nennwert des Wärmedurchlasswiderstandes niedriger ist als 0,25 M2 . K/W oder deren Nennwert der Wärmeleitfähigkeit größer ist als 0,060 W /(m . K) bei 10°C Mitteltemperature. Diese Norm gilt nicht für in situ-Dämmstoffe und für Produkte, die zur Dämmung von Haustechnischen und betriebstechnischen Anlagen bestimmt sind.
Produits isolants thermiques pour le bâtiment - Produits manufacturés en laine minérale (MW) - Spécification
La présente Norme européenne spécifie les exigences auxquelles doivent satisfaire les produits manufacturés en laine minérale, avec ou sans parements, utilisés pour l'isolation thermique des bâtiments. Les produits sont fabriqués sous forme de rouleaux, bandes ou panneaux.
La présente Norme décrit les caractéristiques du produit et inclut les procédures d'essai, d'évaluation de la conformité, de marquage et d'étiquetage.
Les produits du domaine d'application de la présente norme sont également utilisés dans des systemes d'isolation thermique et dans des panneaux composites préfabriqués; la performance des systemes dans lesquels entrent ces produits n'est pas définie.
La présente Norme ne spécifie pas, pour une propriété donnée, le niveau exigé que doit atteindre un produit pour démontrer son aptitude a l'emploi dans une application particuliere. Les niveaux requis pour une application donnée figurent dans les réglementations, ou normes non conflictuelles.
Les produits dont la résistance thermique déclarée a une température de 10 °C est inférieure a 0,25 m2×K/W ou dont la conductivité thermique déclarée a une température de 10 °C est supérieure a 0,060 W/(m×K) ne sont pas du domaine d'application de la présente norme.
Les produits mis en ?uvre in situ et ceux destinés a etre utilisés pour l'isolation des équipements du bâtiment et des installations industrielles ne sont pas du domaine d'application de la présente norme
Toplotnoizolacijski proizvodi za stavbe - Proizvodi iz mineralne volne (MW) - Specifikacija
General Information
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Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Thermal insulation products for buildings - Factory made mineral wool (MW) products - SpecificationToplotnoizolacijski proizvodi za stavbe - Proizvodi iz mineralne volne (MW) - SpecifikacijaProduits isolants thermiques pour le bâtiment - Produits manufacturés en laine minérale (MW) - SpécificationWärmedämmstoffe für Gebäude - Werkmäßig hergestellte Produkte aus Mineralwolle (MW) - Spezifikation91.100.60Thermal and sound insulating materialsICS:SIST EN 13162:2002enTa slovenski standard je istoveten z:EN 13162:200101-marec-2002SIST EN 13162:2002SLOVENSKI
STANDARD
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 13162May 2001ICS 91.100.60English versionThermal insulation products for buildings - Factory made mineralwool (MW) products - SpecificationProduits isolants thermiques pour le bâtiment - Produitsmanufacturés en laine minérale (MW) - SpécificationWärmedämmstoffe für Gebäude - Werkmäßig hergestellteProdukte aus Mineralwolle (MW) - SpezifikationThis European Standard was approved by CEN on 16 April 2001.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 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 Management Centre has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece,Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2001 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 13162:2001 E
Page 2EN 13162:2001ContentsPageForeword.31Scope.42Normative references.43Terms, definitions, symbols, units and abbreviated terms.54Requirements.85Test methods.136Designation code.157Evaluation of conformity.158Marking and labelling.16Annex A
(normative)
Determination of the declared values of thermal resistanceand thermal conductivity.17Annex B
(normative)
Factory production control.19Annex C
(informative)
Additional properties.22Annex D (informative)
Examples for the determination of the declared values ofthermal resistance and thermal conductivity for a product or a product group.23Annex ZA
(informative)
Clauses of this European Standard addressing theprovisions of the EU Construction Products Directive.25TablesTable 1 - Level and classes for thickness tolerances.9Table 2 - Classes for thickness tolerances.11Table 3 - Levels for compressibility.12Table 4 - Test methods, test specimens and conditions.14Table A.1 - Values for k
for one sided 90 % tolerance interval with a
confidence levelof 90 %.18Table B.1 - Minimum product testing frequencies.19Table B.2 - Minimum product testing frequencies for the reaction to fire characteristics.20Table C.1 - Test methods, test specimens, conditions and minimum testing frequencies.22Table D.1 -
test results.23Table D.2 - R test results.24Table ZA.1 - Relevant clauses.26Table ZA.2.1 – Systems of attestation of conformity of factory made products for anyintended use.27Table ZA.2.2 – Systems of attestation of conformity of factory made products for usessubject to regulations on reaction to fire.27Table ZA.3 – Example CE marking information.29
Page 3EN 13162:2001ForewordThis European Standard has been prepared by Technical Committee CEN/TC 88 "Thermal insulating materials andproducts", the secretariat of which is held by DIN.This European Standard shall be given the status of a national standard, either by publication of an identical text orby endorsement, at the latest by November 2001, and conflicting national standards shall be withdrawn at the latestby March 2003.This European Standard has been prepared under a mandate given to CEN by the European Commission and theEuropean 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 standard.This European Standard contains five annexes:Annex A (normative) Determination of the declared values of thermal resistance and themal conductivityAnnex B (normative) Factory production control;Annex C (informative) Additional properties;Annex D (informative) Examples for the determination of the declared values of thermal resistance and thermalconductivity for a product or a product groupAnnex ZA
(informative) Clauses of this European Standard addressing the provisions of the EU ConstructionProducts Directive.This European Standard is one of a series of standards for insulation products used in buildings but this standardmay be used in other areas where appropriate.In pursuance of Resolution BT 20/1993 revised, CEN/TC 88 have proposed defining the standards listed below as apackage of European Standards, setting (21 months after availability) as the date of withdrawal (dow) of nationalstandards which conflict with the European Standards of this package.The package of standards comprises the following group of interrelated standards for the specifications of factorymade thermal insulation products, all of which come within the scope of CEN/TC 88:EN 13162, Thermal insulation products for buildings – Factory made mineral wool (MW) products –Specification.EN 13163, Thermal insulation products for buildings – Factory made products of expanded polystyrene (EPS) –Specification.EN 13164, Thermal insulation products for buildings – Factory made products of extruded polystyrene foam (XPS) – Specification.EN 13165, Thermal insulation products for buildings – Factory made rigid polyurethane foam (PUR) products –Specification.EN 13166, Thermal insulation products for buildings – Factory made products of phenolic foam (PF) – Specification.EN 13167, Thermal insulation products for buildings – Factory made cellular glass (CG) products – Specification.EN 13168, Thermal insulation products for buildings – Factory made wood wool (WW) products –Specification.EN 13169, Thermal insulation products for buildings – Factory made products of
expanded perlite (EPB) –Specification.EN 13170, Thermal insulation products for buildings – Factory made products of expanded cork (ICB) – Specification.EN 13171, Thermal insulation products for buildings – Factory made wood fibre (WF) products
– Specification.According to the CEN/CENELEC 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, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden,Switzerland and the United Kingdom.
Page 4EN 13162:20011ScopeThis European Standard specifies the requirements for factory made mineral wool products, with or without facings,which are used for the thermal insulation of buildings. The products are manufactured in the form of rolls, batts,boards or slabs.This standard describes product characteristics and includes procedures for testing, evaluation of conformity,marking and labelling.Products covered by this standard are also used in prefabricated thermal insulation systems and composite panels;the performance of systems incorporating these products is not covered.This standard does not specify the required level of a given property to be achieved by a product to demonstratefitness for purpose in a particular application. The levels required for a given application are to be found in regulationsor non-conflicting standards.Products with a declared thermal resistance lower than 0,25 m²K/W or a declared thermal conductivity greaterthan 0,060 W/(mK) at 10 C are not covered by this standard.This standard does not cover in situ insulation products and products intended to be used for the insulation of buildingequipment and industrial installations.2Normative referencesThis European Standard incorporates 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 EuropeanStandard only when incorporated in it by amendment or revision. For undated references the latest edition of thepublication referred to applies (including amendments).EN ISO 354:1993/A1, Acoustics – Measurement of sound absorption in a reverberation room - Amendment 1: Testspecimen mountings for sound absorption tests (ISO 354:1985/AMD 1:1997).EN 822, Thermal insulating products for building applications – Determination of length and width.EN 823, Thermal insulating products for building applications – Determination of thickness.EN 824, Thermal insulating products for building applications – Determination of squareness.EN 825, Thermal insulating products for building applications – Determination of flatness.EN 826, Thermal insulating products for building applications – Determination of compression behaviour.prEN ISO 1182, Reaction to fire tests for building products – Non-combustibility test (ISO/DIS 1182:1998).EN 1604, Thermal insulating products for building applications – Determination of dimensional stability underspecified temperature and humidity conditions.EN 1606, Thermal insulating products for building applications – Determination of compressive creep.EN 1607, Thermal insulating products for building applications – Determination of tensile strength perpendicular tofaces.EN 1608, Thermal insulating products for building applications – Determination of tensile strength parallel to faces.EN 1609, Thermal insulating products for building applications – Determination of short term water absorption bypartial immersion.prEN ISO 1716, Reaction to fire tests for building products – Determination of calorific value (ISO/DIS 1716:1998).
Page 5EN 13162:2001prEN ISO 9229, Thermal insulation – Definitions of terms (ISO/DIS 9229:1997).EN ISO 11654, Acoustics – Sound absorbers for use in buildings – Rating of sound absorption (ISO 11654:1997).prEN ISO 11925-2, Reaction to fire tests for building products – Part 2: Ignitability when subjected to directimpingement of flame (ISO/DIS 11925-2:1998).EN 12086:1997, Thermal insulating products for building applications – Determination of water vapour transmissionproperties.EN 12087, Thermal insulating products for building applications – Determination of long-term water absorption byimmersion.EN 12430, Thermal insulating products for building applications – Determination of the behaviour under point load.EN 12431, Thermal insulating products for building applications – Determination of thickness for floating floorinsulation products.prEN 12667, Building materials – Determination of thermal resistance by means of guarded hot plate and heat flowmeter methods – Products of high and medium thermal resistance.EN 12939, Thermal performance of building materials and products – Determination of thermal resistance by meansof guarded hot plate and heat flow meter methods – Thick products of high and medium thermal resistance.EN 13172:2001, Thermal insulating products – Evaluation of conformity.prEN 13501-1, Fire classification of construction products and building elements – Part 1: Classification using testdata from reaction to fire test.prEN 13820, Thermal insulating products for building applications – Determination of organic content.prEN 13823, Reaction to fire tests for building products – Building products excluding floorings exposed to thethermal attack by a single burning item.EN 29052-1, Acoustics – Determination of dynamic stiffness – Part 1: Materials used under floating floors indwellings.EN 29053, Acoustics – Materials for acoustical applications – Determination of air flow resistance (ISO 9053:1991).ISO 12491, Statistical methods for quality control of building materials and components.3Terms, definitions, symbols, units and abbreviated terms3.1Terms and definitionsFor the purpose of this standard, the following terms and definitions apply:3.1.1
Terms and definitions as given in prEN ISO 92293.1.1.1
mineral woolinsulation material having a woolly consistency, manufactured from molten rock, slag or glass3.1.1.2
battportion of a mat in the form of a rectangular piece, generally between 1 m and 3 m in length, and usually supplied flator folded
Page 6EN 13162:20013.1.1.3roll(insulation) product supplied in the form of a spirally wound cylinder3.1.1.4
board; slabrigid or semi-rigid (insulation) product of rectangular shape and cross section in which the thickness is uniform andsubstantially smaller than the other dimensionsNOTE Boards are usually thinner than slabs. They may also be supplied in tapered form.3.1.2
Additional terms and definitions3.1.2.1levelthe given value which is the upper or the lower limit of a requirement, where the level is given by the declared value ofthe characteristic concerned3.1.2.2classa combination of two levels of the same property between which the performance shall fall3.1.2.3mat; blanketflexible fibrous insulation product supplied rolled or flat, which may be faced or enclosed
Page 7EN 13162:20013.2Symbols, units and abbreviated termsSymbols and units used in this standard:pis the practical sound absorption coefficient–wis the weighted sound absorption coefficient–bis the widthmmcis the compressibilitymmdis the thicknessmmdBis the thickness under a load of 2 kPa after removal of an additional load of 48 kPammdLis the thickness under a load of 250 PammdNis the nominal thickness of the productmmbis the relative change in width%dis the relative change in thickness%lis the relative change in length%sis the relative change in flatnessmm/mFpis the point load at a given deformationNkis a factor related to the number of test results–lis the lengthmmis the thermal conductivityW/(mK)90/90is a
90 % fractile with a confidence level of 90 % for the thermal conductivityW/(mK)Dis the declared thermal conductivityW/(mK)iis one test result of thermal conductivityW/(mK)meanis the mean thermal conductivityW/(mK)is the water vapour diffusion resistance factor–nis the number of test results–R90/90is a 90 % fractile with a confidence level of 90 % for the thermal resistancem2K/WRDis the declared thermal resistancem2K/WRiis one test result of thermal resistancem2K/WRmeanis the mean thermal resistancem2K/WSbis the deviation from squareness of the edge on length and widthmm/mSmaxis the deviation from flatnessmmsRis the estimate of the standard deviation of the thermal resistancem2K/Wsis the estimate of the standard deviation of the thermal conductivityW/(mK)s’is the dynamic stiffnessMN/m310is the compressive stress at 10 % deformationkPacis the compressive stresskPamis the compressive strengthkPamtis the tensile strength perpendicular to faceskPatis the tensile strength parallel to faceskPaWlpis the long term water absorption by partial immersionkg/m²Wpis the short term water absorptionkg/m²X0is the initial deformation after 60 s from the beginning of loadingmmXctis the compressive creepMmXtis the total thickness reduction at time tmmZis the water vapour resistancem2hPa/mgAFis the symbol of the declared level of air flow resistanceAPis the symbol of the declared level of practical sound absorption coefficientAWis the symbol of the declared level of weighted sound absorption coefficientCC(i1/i2/y) cis the symbol of the declared level for compressive creepCPis the symbol of the declared level
for compressibilityCS(10\Y)is the symbol of the declared level for compressive stress or compressive strengthDS(T+)is the symbol of the declared value for dimensional stability at specified temperatureDS(TH)is the symbol of the declared value for dimensional stability under specified temperature andrelative humidity conditionsMUis the symbol of the declared value for water vapour diffusion resistance factorPL(5)is the symbol of the declared level of point load for 5 mm deformation
Page 8EN 13162:2001SDis the symbol of the declared level of dynamic stiffnessTis the symbol of the declared class or level for thickness tolerancesTRis the symbol of the declared level for tensile strength perpendicular to facesWL(P)is the symbol of the declared level
for long term water absorption by partial immersionWSis the symbol of the declared level
for short term water absorptionZIs the symbol of the declared value for water vapour resistanceAbbreviated terms used in this standard:MWis Mineral WoolITTis Initial Type Test4Requirements4.1GeneralProduct properties shall be assessed in accordance with clause 5. To comply with this standard, products shall meetthe requirements of 4.2, and the requirements of 4.3 as appropriate.NOTE Information on additional properties is given in annex C.One test result for a product property is the average of the measured values on the number of test specimens givenin Table 4.4.2For all applications4.2.1Thermal resistance
and thermal conductivityThermal resistance and thermal conductivity shall be based upon measurements carried out in accordance withprEN 12667 or EN 12939 for thick products.The thermal resistance and thermal conductivity shall be determined in accordance with annex A and declared by themanufacturer according to the following: the reference mean temperature shall be 10 °C the measured values shall be expressed with three significant figures; the thermal resistance, RD, shall always be declared. The thermal conductivity, D, shall be declared wherepossible;
the thermal resistance , RD, and thermal conductivity, D, shall be given as limit values representing atleast 90 % of the production, determined with
a confidence level of 90 % ;
the value of thermal conductivity, 90/90, shall be rounded upwards to the nearest 0,001 W/(mK) and declared asD in levels with steps of 0,001 W/(mK); the declared thermal resistance, RD, shall be calculated from the nominal thickness, dN , and the correspondingthermal conductivity, 90/90, unless measured directly; the value of thermal resistance, R90/90, when calculated from the nominal thickness , dN , and the correspondingthermal conductivity,
90/90, shall be rounded downwards to the nearest 0,05 m2K/W, and declared as RD
inlevels with steps of 0,05
m2K/W; the value of thermal resistance, RD, for those products for which only the thermal resistance is measureddirectly, shall be rounded downwards to the nearest 0,05 m2K/W and declared in levels with stepsof 0,05 m2K/W.
Page 9EN 13162:2001Examples of determination of the declared values of thermal resistance, RD, and thermal conductivity, D, are given inannex D .4.2.2Length and widthLength, l, and width, b, shall be determined in accordance with EN 822. No test result shall deviate from the nominalvalues by more than the following:± 2 %for length,± 1,5 %for width.4.2.3ThicknessThickness, d , shall be determined in accordance with EN 823. The load shall be 50 Pa except for products with alevel of compressive stress or compressive strength of 15 kPa or greater (see 4.3.3), where the load shall be 250 Pa.No test result shall deviate from the nominal thickness, dN, by more than the tolerances given in Table 1 for thelabelled level or class.Table 1 - Level and classes for thickness tolerancesLevel or classTolerancesT1-5 % or -5 mmaExcess permittedT2-5 % or -5 mma+15 % or +15 mmbT3-3 % or -3 mma+10 % or +10 mmbT4-3 % or -3 mma+5 % or +5 mmbT5-1 % or -1 mma+3 mma
Whichever gives the greatest numerical tolerance.b
Whichever gives the smallest numerical tolerance.This test shall not be performed when the tests described in 4.3.10 are used.4.2.4SquarenessSquareness shall be determined in accordance with EN 824. The deviation from squareness on length and width, Sb,of boards and slabs shall not exceed 5 mm/m.4.2.5FlatnessFlatness shall be determined in accordance with EN 825. The deviation from flatness, Smax, of boards and slabs, shallnot exceed 6 mm.4.2.6Dimensional stabilityDimensional stability under specified temperature and humidity conditions shall be determined in accordance withEN 1604. The test shall be carried out after storage for 48 h exposure at (23 ± 2) C and (90 ± 5) % relative humidity.The relative reduction in thickness, d, shall not exceed 1,0 %. The relative changes in length, l, and width, b,shall not exceed 1,0 %. The relative change in flatness, s, shall not exceed 1 mm/m.This test shall not be performed when the more severe test, described in 4.3.2.2, is used.4.2.7Tensile strength parallel to facesTensile strength parallel to faces, t, shall be determined in accordance with EN 1608. For handling purposes,products shall have a tensile strength parallel to faces high enough to support twice the weight of the full-size product.This test shall not be performed when the test described, in 4.3.3 or 4.3.4, is used.
Page 10EN 13162:20014.2.8Reaction to fireReaction to fire classification (Euroclasses) shall be determined in accordance with prEN 13501-1.4.3For specific applications4.3.1GeneralIf there is no requirement for a property described in 4.3 for a product in use, then the property does not need to bedetermined and declared by the manufacturer.4.3.2 Dimensional stability under specified conditions4.3.2.1 Dimensional stability at specified temperatureDimensional stability at specified temperature shall be determined in accordance with EN 1604.The test shall becarried out after storage for 48 h at (70 ± 2) C. No test result for the relative changes in length, l, and width, b,shall exceed 1,0 %. The relative reduction in thickness, d, shall not exceed 1,0 %.4.3.2.2Dimensional stability under specified temperature and humidity conditionsDimensional stability under specified temperature and humidity conditions shall be determined in accordance withEN 1604. The test shall be carried out after storage for 48 h at (70 ± 2) C and (90 ± 5) % relative humidity. No testresult for the relative changes in length, l, and width, b, shall exceed 1,0 %. The relative reduction in thickness,d, shall not exceed 1,0 %.4.3.3Compressive stress or compressive strengthCompressive stress at 10 % deformation, 10, or the
compressive strength, m, shall be determined in accordancewith EN 826. No test result for either the compressive stress at 10 % deformation or the compressive strength,whichever is the smaller, shall be less than the declared level, CS(10\Y), chosen from the following values : 0,5 ; 5 ;10 ; 15 ; 20 ; 25 ; 30 ; 40 ; 50 ; 60 ; 70 ; 80 ; 90 ; 100 ; 110 ; 120 ; 130 ; 140 ; 150 ; 175 ; 200 ; 225 ; 250 ; 300 ; 350 ;400 ; 500 kPa.The labelled level shall indicate the level for compressive stress at 10 % deformation, CS(10), or
the level forcompressive strength, CS(Y), whichever is the smaller or both, CS(10\Y), if the smaller one can not be identified (e.g.CS(10)90 or CS(Y)90 or CS(10\Y)90).4.3.4Tensile strength perpendicular to facesTensile strength perpendicular to faces, mt , shall be determined in accordance with EN 1607. No test result shall beless than the declared level, TR, chosen from the following values : 1 ; 5 ; 7,5 ; 10 ; 15 ; 20 ; 25 ; 30 ; 40 ; 50 ; 60 ; 70 ;80 ; 90 ; 100 ; 150 ; 200 ; 250 ; 300 ; 400 ; 500 ; 600 ; 700 kPa (e.g. TR200) .4.3.5Point loadPoint load, Fp, at 5 mm deformation shall be determined in accordance with EN 12430 and declared in levels withsteps of 50 N. No test result shall be less than the declared level.4.3.6Compressive creepCompressive creep,
Xct, and total thickness reduction, Xt, shall be determined after at least one hundred and twentytwo days of testing at a declared compressive stress, c, given in steps of at least 1 kPa, and the results shall beextrapolated thirty times, corresponding to ten years, to obtain
the declared level in accordance with EN 1606.Compressive creep shall be declared in levels, i2, and total thickness reduction shall be declared in levels, i1, with
Page 11EN 13162:2001steps of
0,1 mm at the declared stress. No test result shall exceed the declared level at the declared stress.NOTE
Referring to the designation code CC(i1/i2/y)c, according to clause 6, a declared level CC(2,5/2/10)50, as for example,indicates a value not exceeding 2 mm for compressive creep and 2,5 mm for total thickness reduction after extrapolation at10 years (i.e. 30 times one hundred twenty two days of testing) under a declared stress of 50 kPa.4.3.7Water absorption4.3.7.1Short term water absorption
Short term water absorption by partial immersion, Wp, shall be determined in accordance with EN 1609. No test resultshall exceed 1,0 kg/m². 4.3.7.2Long term water absorptionLong term water absorption by partial immersion , Wlp , shall be determined in accordance with EN 12087. No testresult shall exceed 3,0 kg/m².4.3.8Water vapour transmissionWater vapour transmission properties shall be determined in accordance with EN 12086, and declared as the watervapour diffusion resistance factor, , for homogeneous products and as the water vapour resistance, Z, for faced ornon-homogeneous products. No test result of
shall be greater than the declared value and no test result of Z shallbe less than the declared value.In the absence of measurements, the water vapour diffusion resistance factor,
, of mineral wool products, eitherunfaced or faced with a fabric with an open structure, may be assumed to be equal to 1.4.3.9Dynamic stiffnessDynamic stiffness, s', shall be determined in accordance with EN 29052-1, without preloading. The value of dynamicstiffness shall be declared in levels with steps of 1 MN/m3. No test result shall exceed the declared level.For products in level CP2 (see 4.3.10.3), if the imposed load exceeds 5,0 kPa, the dynamic stiffness shall bedetermined under the imposed load plus the self-weight of the screed.4.3.10Compressibility4.3.10.1 Thickness dLThickness dL shall be determined in accordance with EN 12431 under a load of 250 Pa. No test result shall deviatefrom the nominal thickness, dN , by more than the tolerances given in Table 2 for the labelled class.Table 2 - Classes for thickness tolerancesClassTolerancesT6-5 % or -1 mma+15 % or +3 mmaT70+10 % or +2 mmaaWhichever gives the greatest numerical tolerance.4.3.10.2 Thickness, dBThickness, dB , shall be determined according to EN 12431 with a pause of 120 s before measuring dB .4.3.10.3 Compressibility, cCompressibility, c, shall be determined as the difference between dL and dB for products in classes T6 and T7(see 4.3.10.1). No test result shall exceed the values given in Table 3 for the declared level.
Page 12EN 13162:2001Table 3 - Levels for compressibilityLevelImposed load on the screedkPaRequirementmmTolerancemmCP5 2,0 5CP4 3,0 4CP3 4,0 3+2CP2 5,0 2+1NOTE The levels of the imposed load on the screed are taken from ENV 1991-2-1 Eurocode 1 – Basis of design andactions on structures - Part 2.1: Actions on structures – Densities, self-weight and imposed loads.The levels CP3, CP4 and CP5 relate to the thickness tolerance class T6 and the level CP2 relates to the thicknesstolerance class T7 (see 4.3.10.1).4.3.10.4 Long term thickness reductionIf the imposed load on the screed exceeds 5 kPa only products having a declared level of compressibilit
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