1、BRITISH STANDARD BS EN 13558:2003 Specifications for impact modified extruded acrylic sheets for shower trays for domestic purposes The European Standard EN 13558:2003 has the status of a British Standard ICS 91.140.70 BS EN 13558:2003 This British Standard was published under the authority of the S
2、tandards Policy and Strategy Committee on 17 September 2003 BSI 17 September 2003 ISBN 0 580 426440 National foreword This British Standard is the official English language version of EN 13558:2003. The UK participation in its preparation was entrusted to Technical Committee B/503, Sanitary applianc
3、es, which has the responsibility to: A list of organizations represented on this committee 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 t
4、he section 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 applica
5、tion. 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; moni
6、tor related 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 14, an inside back cover and a back cover. The BSI copyright notice displayed in this document indicates whe
7、n the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN13558 September2003 ICS91.140.70 Englishversion Specificationsforimpactmodifiedextrudedacrylicsheetsfor showertraysfordomesticpurposes Spcificationsrelativesauxf
8、euillesenacryliqueextrudes rsistanceauchocmodifiepourreceveursdedouche usagedomestique Spezifizierungvonschlagzhmodifiziertenextrudierten AcrylplattenfrDuschwannenfrdenHausgebrauch ThisEuropeanStandardwasapprovedbyCENon27June2003. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichs
9、tipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,Fr
10、ench,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary
11、,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyform
12、andbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN13558:2003EEN13558:2003(E) 2 Contents Page Foreword3 1 Scope 4 2 Normativereferences 4 3 Termsanddefinitions. .4 4 Requirements .4 4.1 Generalrequirements 4 4.2 Thickness5 4.3 Heavymetalcontents 5 4.4 Colour5 4.5 Thermalstability. 5 4.6
13、Colourfastness. .5 4.6.1 ResistancetoUVlight .5 4.6.2 Resistancetohotwater. 6 4.7 Chemicalandstainresistance . 6 4.8 Resistancetowetanddrycycling . 6 4.9 Shrinkage6 4.10 Resistancetostresscracking 6 5 Testmethods 6 5.1 Determinationoftensilestrength. 6 5.2 Determinationofthermalstability 6 5.3 Deter
14、minationofcolourfastnesstohotwater . 7 5.4 Determinationofresistancetodomesticchemicalsandstains.7 5.4.1 Reagents.7 5.4.2 Apparatus .7 5.4.3 Procedure .8 5.4.4 Results 8 5.5 Determinationofresistancetowetanddrycycling .9 5.5.1 Testpieces. .9 5.5.2 Procedure .9 5.5.3 Results 9 5.6 Determinationofresi
15、stancetostresscracking 9 5.6.1 General9 5.6.2 Principle9 5.6.3 Testspecimens 9 5.6.4 Conditioning.10 5.6.5 Piecesofcloth. .10 5.6.6 Testfluid .10 5.6.7 Flexuralstrain. 10 5.6.8 Testatmosphere . .10 5.6.9 Procedure .10 5.7 Determinationofwaterabsorption . .12 5.7.1 Principle12 5.7.2 Apparatus .12 5.7
16、.3 Testspecimens 12 5.7.4 Generalconditions 13 5.7.5 Procedure .13 5.7.6 Expressionofresults . .13 Bibliograpy 14EN13558:2003(E) 3 Foreword Thisdocument(EN13558:2003)hasbeenpreparedby TechnicalCommittee CEN/TC163,“Sanitaryappliances“ , thesecretariatofwhichisheldbyUNI. ThisEuropeanStandardshallbegiv
17、enthestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyMarch2004,andconflictingnationalstandardsshallbewithdrawnatthelatestby March2004. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplement
18、thisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN13558:2003(E) 4 1Scope ThisEuropeanStandardspecifiesthepropertiesofimpactmodifi
19、edextrudedacrylicsheetsfromwhichshower traysfordomesticpurposesaremanufactured. Note:Forthepurposesofthisstandardtheterm“domesticpurposes“includesuseinhotels,accommodationforstudents, hospitalsandsimilarbuildings,exceptwhenspecialmedicalprovisionsarerequired . 2 Normativereferences ThisEuropeanstand
20、ardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetextandthepublicationsarelistedherafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedin
21、itbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies. ISO105A02, TextilesTestsforcolourfastnessPartA02: Greyscaleforassessingchangeincolour. ISO179, PlasticsDeterminationofCharpyimpact properties. ISO306, PlasticsThermoplasticmaterialsDeterminationoftheVicat
22、softeningtemperature(VST). ISO527, PlasticsDeterminationoftensileproperties. ISO4892, PlasticsMethodsofexposuretolaboratorylightsources. ISO78232, PlasticsPoly(methylmethacrylate)sheetsTypes,dimensionsandcharacteristicsPart2:Extruded sheets 3 Termsanddefinitions Forthepurposeofthisstandard,thefollow
23、ingtermanddefinitionapplies: 3.1 Impactmodifiedextrudedacrylicsheet sheetproducedbyextrusionofhomopolymersandcopolymersofmethylmethacrylate(MMA)containingatleast 80%(m/m)ofMMAandnotmorethan20%(m/m)ofacrylicestersorotherusefulmonomers,modifiedbyacrylic elastomersgraftedbyhomopolymersorcopolymersofMMA
24、.Thepolymersmaycontainlubricants,processing aids,U.V.absorbers,pigmentsandcolours . 4Requirements 4.1 Generalrequirements Theimpactmodifiedextrudedacrylicsheetshallcomplywiththerequirementsoftable1whentestedtothe methodsgiveninTable1.EN13558:2003(E) 5 Table1Generalrequirementsforimpactmodifiedextrud
25、edacrylicsheet Property Test method Test conditions Unit Value Minimum Maximum Tensileyieldstrength Emodulus Elongationatbreak Impactresistance Vicatsofteningpoint 2) Waterabsorption ISO527 ISO527 ISO527 ISO179 ISO306 5.7ofthis standard 5mm/min 1) 1mm/min 1) 5mm/min 1) 1fu B50,(50 5)C/h MPa MPa % kJ
26、/m 2 C mg 40 1900 15 50 95 nobreak 50 1)AccordingISO78232. 2)Afterannealing 4.2Thickness Theimpactmodifiedextrudedacrylicsheetshallbenotlessthan2,7mmthick.Thetolerancesonthicknessshall be 3%. 4.3 Heavymetalcontents Limitvaluesforheavymetalcontentsofimpactmodifiedextrudedsheetsforshowertraysaregiveni
27、nthe EuropeanDirective91/338/EEC. Informativenote:91/338/CEE:CouncilDirectiveof19June1991amendingforthetenthtimeDirective76/769/CEEThe Approximationofthelaws,regulationsandadministrativeprovisionsofthememberstatesrelatingtorestrictionofthemarket ing anduseofcertaindangeroussubstancesandpreparations.
28、 4.4Colour Theimpactmodifiedextrudedsheetsshallbetransparentorcoloured.Inthecaseofcolouredsheet,thecolourant shallbeincorporatedduringthemanufactureofthesheetandthecolourshallbethroughoutthethicknessofthe material.Colourstandardsshallbeagreedbetweensheetmanufacturerandfabricator. 4.5 Thermalstabilit
29、y Whentestedaccordingtothemethodgivenin5.2theimpactmodifiedextrudedsheetshallshownoevidenceof blistering. 4.6 Colourfastness 4.6.1 ResistancetoUVlight WhentestedinapparatuscomplyingwiththerequirementsofthexenonarclampmethodofISO4892for250h thecolourchangenotedintheimpactmodifiedextrudedsheetshallber
30、ecordedintermsofthegreyscalefor assessingcolourchangespecifiedinISO105A02.Thefastnessratingshallbenotlessthangrade3. Thexenonlampshallonlybeusedwhenitsageisbetweenthelimitsstatedbythemanufacturerofthelamptobe theusefullifeofthelampor,wheretheusefullifeisnotstated,isbetween10hand600h.EN13558:2003(E)
31、6 4.6.2 Resistancetohotwater Whentestedinaccordancewith5.3,thecolourchangenotedintheimpactmodifiedextrudedsheetshallbe recordedintermsofthegreyscaleforassessingcolourchangespecifiedinISO105A02.Thefastnessratingshall benotlessthangrade3. 4.7 Chemicalandstainresistance Whentestedinaccordancewith5.4the
32、impactmodifiedextrudedsheetshallshownopermanentstainingor deterioration. 4.8 Resistancetowetanddrycycling Whentestedinaccordancewith5.5theimpactmodifiedextrudedsheetshallnotshowanyadversechangesin appearancesuchasblisters,crazes,cracksanddiscoloration. 4.9Shrinkage AnnexBofISO78232applies. 4.10 Resi
33、stancetostresscracking Theimpactmodifiedextrudedsheetshallbetestedinaccordancewith5.6.Thetimeatwhichthefirstcrack appearsshallbereported. 5Test methods 5.1 Determinationoftensilestrength 5.1.1 ThetestpiecesshallbeasdescribedinISO527,Type1B.Theyshallbecutsothattheirlengthisparallelto extrusiondirecti
34、on.Thethicknessofthetestpieceshallbethatofthesheetfromwhichitiscutandthewidthand thethicknessshallbemeasuredontheparallelportionofthetestpiecebymeansofamicrometertothenearest 0,025mm . 5.1.2 Thetestshallbecarriedoutatatemperatureof(23 2)Candthetestpiecesshallbeconditionedtothis temperatureforatleast
35、twodaysbeforetesting. 5.1.3 Thespeedoftestingshallbe(5 1)mm/min(speedB). 5.1.4 Themeanofthreedeterminationsshallberecordedasthetensilestrengthofthematerialbutifatestpiecebreaks inthegripstheresultshallbedisregardedandafurtherdeterminationmade.Thetensilestrengthshallbe determinedaccordingtoISO527. 5.
36、2 Determinationofthermalstability Hangtwosheets300mmsquare,takenfromtheimpactmodifiedextrudedacrylicsheet,inacirculatingovenat (165 5)Cfor20minuteswhenthisnominaltemperatureisreached.Removethesheetsfromtheoven,allow themtocooltoroomtemperaturewhilehanging verticallyandvisuallyexaminethemforthepresen
37、ceofblisters.If defectsarepresent,repeatthetestonnewsampleswithpreconditioningat(80 2)Cfor16h.EN13558:2003(E) 7 5.3 Determinationofcolourfastnesstohotwater 5.3.1 Cutatestpiece100mmx25mmfromtheimpactmodifiedextrudedacrylicsheetandfixinasuitablecarrier. Immersethetestpieceinawaterbathmaintainedat(60 2
38、)Cfor30min,removeandallowtodrainanddryout inairfor30min. 5.3.2 Repeatthecycle100timeswithoutinterruption. 5.3.3 Allow48hforthetestpiecetodryoutbeforeitiscomparedwithasampleofthesheetfromwhichitwascut. 5.3.4 Thecolourfastnessofthematerialshallberecordedintermsofthegreyscaleforassessingcolourchange sp
39、ecifiedinISO105A02. 5.4 Determinationofresistancetodomesticchemicalsandstains 5.4.1Reagents ThelistofreagentsisgiveninTable2.Eachaqueoussolutionshallbepreparedimmediatelybeforeapplication. Thereagentsshallbemadeupandappliedat(23 5)C. Table2Reagents Family Product Concentration Acids Aceticacid 10%v/
40、v Alkalis NaOH 10%m/m Alcohol Ethanol 30%v/v Bleaches NaOCl 5%availablechlorine Stainingagent MethyleneBlue 1%m/m 5.4.2Apparatus 5.4.2.1 Borosilicatewatchglasses 40mmnominaldiameter 5.4.2.2Pipettes 5.4.2.3 Cleaningdevice Thecleaningdeviceisshowninfigure1.Itcomprisesasyntheticflexibleopencellfoamdisc
41、of75mmdiameter and15mmthick.Useanyrotatingdeviceapplyingamassof(1000 50)gwhichloselyfitswiththedevice.The lateralcleaningforceshallonlybethatexertedbythemassofthecleaningdevice;thiscanbeeffectedbya floatingactionbetweenthedriveshaftandthedisc.EN13558:2003(E) 8 5.4.2.4 Testspecimens Specimensshallmea
42、sure(100 5)mmx(100 5)mm. 5.4.3Procedure Useaseparatetestspecimenforeachreagenttest.Cleanthetestareathoroughlywithhotsoapywater,rinseand drywithacleansoftcloth. Oneachtestspecimendepositadropofthetestsolution.Coverthedropthusformedwithawatchglassconcave downwards.Thedropsizeshallbedeterminedinorderto
43、becompletelycoveredbythewatchglass.Allowtoact foratimeof(120 5)min,atatemperatureof(23 5)Cwiththetestareasprotectedfromtheaffectsofsunlight. Thoroughlyrinsethetestspecimenwithdemineralizedwaterandcheckforadversechangesinappearanceby visualexamination.Ifdeteriorationexists,dipthefoamdiscofthecleaningdeviceintodemineralizedwaterand placeitonthesurfacetobecleaned.Rotatethedeviceat60rotationsperminute. Cleanfor30revolutions . Rinsewithdemineralizedwaterandvisuallyexaminethetestarea.Ifdeteriorationpersistsrepeatthecl
