1、BRITISH STANDARD BS EN 13494:2002 Thermal insulation products for building applications Determination of the tensile bond strength of the adhesive and of the base coat to the thermal insulation material The European Standard EN 13494:2002 has the status of a British Standard ICS 91.100.60 BS EN 1349
2、4:2002 This British Standard, having been prepared under the direction of the Building and Civil Engineering Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 28 October 2002 BSI 28 October 2002 ISBN 0 580 40650 4 National forew
3、ord This British Standard is the official English language version of EN 13494:2002. The UK participation in its preparation was entrusted by Technical Committee B/540, Energy performance of materials, components and buildings, to Subcommittee B/540/1, European standards for thermal insulation, whic
4、h has the responsibility to: A list of organizations represented on this subcommittee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the se
5、ction entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application.
6、 Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor r
7、elated international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 9 and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued
8、. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN13494 October2002 ICS91.100.60 Englishversion Thermalinsulationproductsforbuildingapplications Determinationofthetensilebondstrengthoftheadhesiveand ofthebasecoattothethermalinsulationmateria
9、l Produitsisolantsthermiquesdestinsauxapplicationsdu btimentDterminationdeladhrencepartractiondela colleetdelacouchedebasesurlematriaudisolation thermique WrmedmmstoffefrdasBauwesenBestimmungder HaftzugfestigkeitzwischenKlebemasse/Klebemrtelund WrmedmmstoffsowiezwischenUnterputzund Wrmedmmstoff This
10、EuropeanStandardwasapprovedbyCENon12August2002. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobt
11、ainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions.
12、CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITE
13、EFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2002CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN13494:2002EEN13494:2002(E) 2 Contents page Foreword3 1 Scope 4 2 Normativereferences 4 3 Termsanddefinitions,symbolsandunits 4 3.1 Termsand
14、definitions. .4 3.2 Symbolsandunits . 4 4 Principle5 5 Apparatus .5 5.1 Glue .5 5.2 Rigidplates .5 5.3 Saw 5 5.4 Tensiletestingmachine . .5 6 Testspecimens 5 6.1 Preparationofthesamples .5 6.2 Conditioningofthesamples. 5 6.3 Preparationandnumberoftestspecimens 5 7 Procedure .6 7.1 Testconditions . .
15、6 7.2 Attachmentofthetestspecimenstothetensiletestingmachine .6 7.3 Testprocedure .7 8 Calculationandexpressionofresults. 7 8.1 Tensilebondstrength . 7 8.2 Modeoffailure. .8 9 Accuracyofmeasurement. .8 10 Testreport 8EN13494:2002(E) 3 Foreword Thisdocument(EN13494:2002)hasbeenpreparedbyTechnicalComm
16、itteeCEN/TC88,“Thermalinsulating materialsandproducts“thesecretariatofwhichisheldbyDIN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyApril2003,andconflictingnationalstandardsshallbewithdrawnatthelatestby April2003. Thi
17、sEuropeanStandardisoneofaseriesofstandardswhichspecifytestmethodsfordeterminingdimensionsand propertiesofthermalinsulatingmaterialsandproducts.Itsupportsaseriesofproductstandardsforthermal insulatingmaterialsandproductswhichderivefromtheCouncilDirectiveof21December1988onthe approximationoflaws,regul
18、ationsandadministrativeprovisionsoftheMemberStatesrelatingtoconstruction products(Directive89/106/EEC)throughtheconsiderationoftheessentialrequirements. ThisEuropeanStandardhasbeendraftedforapplicationsinbuildingsbutmayalsobeusedinotherareaswhereit isrelevant. AccordingtotheCEN/CENELECInternalRegula
19、tions,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain, Sweden,SwitzerlandandtheUnitedKingdom.EN13494:2002(E)
20、4 1Scope ThisEuropeanStandardspecifiesequipmentandproceduresfordeterminingthetensilebondstrengthofthe adhesiveandofthebasecoattothethermalinsulationmaterial. 2 Normativereferences ThisEuropeanStandardincorporates,bydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarec
21、itedattheappropriateplacesinthetextandthepublicationsarelistedhereafter.For datedreferencessubsequentamendmentsto,orrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includ
22、ingamendments). EN823, Thermalinsulatingproductsforbuildingapplications Determinationofthickness . EN10151, Methodsoftestformortarformasonry Part1:Determinationofparticlesizedistribution(bysieve analysis). EN1602, Thermalinsulatingproductsforbuildingapplications Determinationoftheapparentdensity . E
23、N1607, Thermalinsulatingproductsforbuildingapplications Determinationoftensilestrengthperpendicularto faces. prENISO3251, Paintsandvarnishesandplastics Determinationofnonvolatilemattercontent(ISO/DIS 3251:2000). prENISO9229:1997, Thermalinsulation Definitionsofterms(ISO9229:1997) . prEN13499:1999, T
24、hermalinsulationproductsforbuildings ExternalThermalInsulationCompositeSystems (ETICS)basedonexpandedpolystyrene Specification . ENISO34511, Plastics Determinationofash Part1:Generalmethods(ISO34511:1997). 3 Termsanddefinitions,symbolsandunits 3.1 Termsanddefinitions ForthepurposesofthisEuropeanStan
25、dardthetermsanddefinitionsgiveninprENISO9229:1997andprEN 13499:1999apply. 3.2 Symbolsandunits Symbolsusedinthisstandard: s isthetensilebondstrength,kPa; F isthetensileloadatfailure,kN; A isthecrosssectionalareaoftheplate,m 2 .EN13494:2002(E) 5 4Principle Thetensilebondstrengthoftheadhesiveandoftheba
26、secoattothethermalinsulationmaterialaredeterminedby adirectloadperpendiculartothesurfaceoftheadhesiveorthebasecoat.Thetensileloadisappliedbymeansof arigidplategluedtothetestareaoftheadhesiveorbasecoat. 5Apparatus 5.1Glue Theglueshallbesuitableforroughsurfaces(rendersurface)andfortimber(e.g.solventfr
27、eeepoxyadhesiveor polyurethaneadhesive).Theglueshallnotdamagethethermalinsulationmaterial,thebasecoatortheadhesive andnotinfluencetheresults. 5.2Rigid plates Therigidplates(e.g.plywoodofthickness20mmorsteelplatesofthickness5mm)shallhavedimensionsof (200 2)mm (200 2)mm.Themechanicalstabilityortherigi
28、dplatesshallnotinfluencethetestresults.They shallhaveacentralfittingfortheconnectiontothetestingmachineprovidingaselfaligningattachmenttoavoid unevendistributionoftensilestressduringthetest.Onthesidetowhichtheglueistobeapplied,theplatesshall beflatwithatoleranceof+0,5mmper100mmlength. 5.3Saw Mechani
29、caldrivensaw(e.g.circularsaworbandsaw)withguidesforarectangularcut.Thesawshallbesuitable forsawingtestspecimensfromhardenedadhesiveorbasecoatwiththereinforcement. 5.4 Tensiletestingmachine Thetensiletestingmachine,appropriatefortherangeofforceanddisplacementinvolved,capableofhavinga constantcrosshea
30、dspeedadjustedto(10+1)mm/minandsuitablefortestingspecimenswiththedimensionsof 200mm 200mm.Itshallbecapableofmeasuringtheforcewithanerrorlimitofatleast1%(seeEN1607). 6 Testspecimens 6.1 Preparationofthesamples Theadhesive,orbasecoatwiththereinforcement,isappliedinaccordancewiththemanufacturersinstruc
31、tionson tothesurfaceofthermalinsulationmaterialhavingminimumdimensionsof500mm 1000mm 60mm.The samplesshallnotincludemechanicalfixings. 6.2 Conditioningofthesamples TheconditioningofthesamplesshallbecarriedoutasspecifiedintherelevantETICSproductstandard. NOTE IntheabsenceofaproductstandardforETICSora
32、nyotherEuropeantechnicalspecification,theconditioning proceduremaybeagreedbetweenparties. 6.3 Preparationandnumberoftestspecimens Cutthreesquareshapedtestspecimensofdimensions200mm 200mmoutofthesamples.Aminimumdistance of100mmtotheedgesofthesamplesshallbemaintained. Thethicknessoftheadhesiveoroftheb
33、asecoatshallbemeasuredvisuallyandroundedtothenearestmm. Applyathinlayerofgluetobothsurfacesofthetestspecimeninsuchawaythattheglueformsacompletelayer betweentherigidplatesandthetestspecimen.WithslightpressuregluetherigidplateontothetestspecimenEN13494:2002(E) 6 ensuringthatthecentreoftherigidplatesco
34、incideswiththecentresquareshapedtestspecimen.Takecarethat thegluedoesnotrundownthesidesofthetestspecimen.Allowthegluetohardeninaccordancewiththe manufacturersinstructions. 7Procedure 7.1Test conditions Thetestshallbecarriedoutat(23+5)C. 7.2 Attachmentofthetestspecimenstothetensiletestingmachine Atta
35、chthetestspecimeninthetensiletestingmachinebymeansofthecentralfittingoftherigidplates.Figure1 illustratestheattachmentofthetestspecimentothetensiletestingmachine.EN13494:2002(E) 7 Key 1 Deviceforcentralfittingoftherigidplates 2 Rigidplates 3 Adhesiveorbasecoatwithreinforcement 4 Thermalinsulationmat
36、erialtothetestingmachine 5G l u e Figure1Attachmentofthetestspecimentothetensiletestingmachine 7.3 Testprocedure CarryoutthetensilebondstrengthmeasurementasdescribedinEN1607untilfailureoccurs.Applythetensile loadperpendiculartothetestareathroughtherigidplatesbymeansofthetensiletestingmachine. Increa
37、setheloadwithaconstantcrossheadspeedadjustedto(10+1)mm/min. Recordthetensileforceatfailure.Rejectanytestwherethemodeoffailureisafractureatthegluelayerbetween thetestspecimenandtherigidplates. NOTE1 Forrigidorbrittlethermalinsulationmaterialsitcanbebettertomakethemeasurementwithaloadcontrolled speedo
38、f100N/s. NOTE2 Moreinformationofthemodeoffailurewillbeavailable,iftheload/displacementcurveismeasuredduringthetest. 8 Calculationandexpressionofresults 8.1 Tensilebondstrength Calculatethetensilebondstrength, s , inkilopascal,usingtheequation: A F = s (1) where F isthetensileloadatfailure,inkilonewt
39、on; A isthecrosssectionalareaoftheplate,insquaremetre; s isthetensilebondstrength,inkilopascal.EN13494:2002(E) 8 Theresultsshallberoundedtothenearest0,1kPa. 8.2 Modeoffailure Notewhichmodeoffailureoccurs.Possiblefailuresare: adhesivefailurebetweenglueandbasecoatoradhesive; cohesivefailureinthebaseco
40、atoradhesive; adhesivefailurebetweenbasecoatoradhesiveandthethermalinsulationmaterial; cohesivefailureinthethermalinsulationmaterial. 9 Accuracyofmeasurement NOTE Ithasnotbeenpossibletoincludeastatementontheaccuracyofmeasurementinthiseditionofthestandard,butit isintendedtoincludesuchastatementwhenth
41、estandardisnextrevised. 10 Testreport Thetestreportshallincludethefollowinginformation: a) referencetothisEuropeanStandard; b) productidentificationgivenbythesystemmanufacturer 1)ETICS i) productname,factory,manufacturerorsupplier; ii) batchnumbersofthecomponents; 2) Adhesiveorbasecoat i) typeofprod
42、uct(adhesiveorbasecoat); ii) packagingwhentheproductarrivedatthelaboratory; iii) theformoftheproduct(pasteorpowder); iv) preparationoftheproduct(withaddingcement,waterorothercomponents,timeandprocedurefor mixingthecomponentsbeforeapplication); v) typeofthemainbindersoftheproduct(lime,cement,organicb
43、inder); vi) iftheproductisapaste,thenonvolatilematterdeterminedinaccordancewithprENISO3251,test conditions3hat105C; vii)ifthemainbinderoftheproductisorganic,ashcontentdeterminedinaccordancewith ENISO34511,testconditions2hat450C; viii) maximumgrainsizemeasuredaccordingEN10151; ix) thicknessofbasecoat;EN13494:2002(E) 9 3)Reinforcement i) type,productnameandmanufacturer; ii) masspersquaremetreofthereinforcementingrampersquaremetre; iii) threadcountinwarpandweftpe
