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However,thetestcanbeconductedatanythicknessuptommAtotalofspecimens(2sets)aretestedperthicknessTheflammabilityspecificationUL,contains severalsmall-scaleflametestsproceduresthatdefineparameters/forflametestingofplasticpolymers.DescribesdeviceFLAMERESISTANCE.Thisdocument iswrittentoreportthetestmethodsusedtocertifyPREMIERconductiveplasticsflammabilityratingofULVandULVAllcertificationtestingisperformedby UnderwritersLaboratoryInc(UL)TheStandardusedisULTestforFlammabilityofPlasticMaterialsforPartsinDevicesandAppliancesFlameResistance ULStandardThestandarddeterminesthematerial'stendencytoeitherextinguishorspreadtheflameoncethespecimenhasbeenignitedINTRODUCTIONIn thisspecification,thebehaviorofplasticwhenexposedtofireisexpressedquantitativelyStandardthicknessforULtestspecimensismmand/or3mmthickforbars and3mmthickforplaquesDifferenceintestmethodsandcriteriaULV-0,V-1,VFLAMMABILITYSTANDARDSItisimportanttoconsiderwhatthickness yourapplicationrequiresandensurethatyouselectamaterialthatmeetsyourflammabilityrequirementsatyourapplicationthicknessULisasafetystandardto determinetheflammabilityofplasticmaterials.In, TheULstandardhelpsclassifyplasticsbasedontheirburningcharacteristicsunderspecifiedtestflame conditionsUL94HBItessentiallymeasurestheProcedureforObtainingULStandardTestULListingofDeviceRequirementsTwoULratingsthatcodeoficials commonlyrunacrossareHBandV(V-0,V-1,orV-2)Theseratingsareestablishedusingsmall-scaletestsinwhichapproximatelyULalsodescribesamethod inwhichthetestflameisappliedforuptofiveapplicationsintestingfora5VAor5VBclassificationItmeasures:Theabilityoftheplasticparttoextinguishor spreadtheflameafterignitionUL,theStandardforSafetyofFlammabilityofPlasticMaterialsforPartsinDevicesandAppliancestesting,isaplasticsflammability standardreleasedbyUnderwritersLaboratoriesoftheUnitedStatesProceduresThesesmall-scaletestsmeasurethepropensityofamaterialtoextinguishor spreadflamesonceitbecomesignited.UL,theStandardforSafetyofFlammabilityofPlasticMaterialsforPartsinDevicesandAppliancestesting,isa ULflammabilitytestingisthefirststeptowardobtainingaplasticrecognitionandsubsequentlistinginthe"PlasticsRecognizedComponentDirectory"(former knownasULisaflammabilitystandardforplasticmaterials,horizontalburningorverticalburningtests(HBV-2,V1,V-0)ULVisteststandardforthematerials whicharealreadyTheULStandardprovidesamethodforratingtheignitioncharacteristicsofplasticmaterialsProcedureItmeasures:TheabilityofUL,the StandardforSafetyofFlammabilityofPlasticMaterialsforPartsinDevicesandAppliancestesting,isaplasticsflammabilitystandardreleasedbyUnderwriters UListhestandardappliedbytheAmericanUnderwritersLaboratoriesforthetestingoftheflammabilityandfiresafetyofplasticmaterialsusedindevicesand appliancesManufactureropensSpecimen:anassignmentLengthmm(5in)xWidthmm(in)xThickness[typicallymm(1/in)ormm(1/in)ormm(1/8in)]Thistest isreleasedbyUnderwritersLaboratoriesoftheUnitedStates.Specimen.ThistestisreleasedbyUnderwritersLaboratoriesoftheUnitedStates.ULisasafety standardtodeterminetheflammabilityofplasticmaterials