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(xin/in/°F)HeatDeflectionTemp(°F°C)atpsiItisthemostchemicallyresistantplasticavailableandonlyafewchemicalsreactwithitCoefficientofFriction Mostnotablyaffectedareflexlife,permeability,stiffness,resiliency,andimpactstrength.TableAYoung’smodulusandyieldstrength.CkgfHrs.TableADensity andPriceFreeofplasticizersoradditivesExcellentopticalcharacteristicsPTFEmechanicalpropertiesarelowcomparedtootherengineeringplastics,butits integrityismaintainedoverawidetemperaturerangefromto°F(to°C)propertiesplusseveralelectricalandchemicalpropertiesofTeflon™PTFEfluoropolymer resinsareinfluencedbymoldingandsinteringconditionsTensileStrengthTeflon®AFcanbetailoredtohavenarrowsolubilityinselectedperfluoroinated solventsbutremainschemicallyresistanttoallothersolventsandTefzelisamodifiedcopolymeroftetrafluoro-ethyleneandethyleneand,assuch,hasamelting rangeratherthanasharpmeltingpointHardnessDeformationunderload(Max)HrsSmithsextrudedPTFEThenonstickpropertiesofTeflon™FEPfilmhave founduseinconveyorbelts,processrollcovers,andasmoldreleasefilms.TechnicalDescription.AsFiguredemonstrates,Teflon®AFhasoutstandinglight transmissionfromthedeepUVrangeoutthroughandincludingasignificantportionoftheIRrangeTeflonTMFEPFilmIsOffered.Ckgf.Superiorelectrical propertiesAhighperformance,lowfriction,engineeringplasticwithexceptionalresistancetoawidevarietyofchemicalsPermanentHrsImpactstrengthTable A5DensityMeltingTemp(°F°C)MaxOperatingTemp(°F°C)ThermalConductivity(BTU-in/ft2-hr-°F)(xcal/cm-sec-°C)FlammabilityRating Polytetrafluoroethylene(Teflon)PTFENon-stickcoatings,bearings,skis,electricalinsulation,tapeThermosetsEpoxiesEPAdhesives,fibercomposites,electronic PTFE(polytetrafluoroethylene)isamaterialwithseveraluniquepropertiesItisusedinsomeofthemostarduousindustrialapplicationsThemeltingrangeof TefzelisCULCoefficientofLinearThermalExpansionDynamicPkg/cm2VStaticPkg/cmWearRate(Max)WaterAbsorption(Max)ContinuousService TemperatureProductDescription.PTFE(polytetrafluoroethylene)isamaterialwithseveraluniquepropertiesOutstandingweatherresistance.Excellent processibilitywithconventionalthermoplasticmethodsTableAMaterialnamesandapplicationsElongationofBreakTeflon™PTFESelectiveSolubilityTable ATensilestrengthandFracturetoughnessCompressiveStrengthTeflon™FEPfilmoffersuniquepropertiesinaTypicalPropertiesofTeflon®PTFE FluoropolymerResinsASTMTeflon®PTFEPropertyMethodUnitGranularResinFinePowderTensileStrength,°C(73°F)D/Itofferstheexcellentcombination ofpropertiescharacteristicofTeflonTMfluoroplasticresins:non-agingcharacteristics,chemicalinertness,exceptionaldielectricproperties,Productsmadewith Teflon™fluoropolymerresinshaveexceptionalresistancetohightemperature,chemicalreaction,corrosion,andstress-crackingInthicknessesfrom–μm(–mil) Incustomslitwidthsupto–m(46–in),dependingonthicknessBecauseoftheinherentcharacteristicsofamorphouspolymers,Teflon®AFpossessesoutstanding opticalclarityandtransmission.Thefivebasicfactorsthatinfluencetheseend-productpropertiesareThisbookletliststhenamesandtypicalapplicationscommon engineeringmaterials,togetherwithdatafortheirpropertiesCkgfItismanufacturedusingveryspecialisedplantandprocesscontrols