SAE_AMS_3650C-1991

SAETechnicalStandardsBoardRulesprovidethat:“ThisreportispublishedbySAEtoadvancethestateoftechnicalandengineeringsciences.Theuseofthisreportisentirelyvoluntary,anditsapplicabilityandsuitabilityforanyparticularuse,includinganypatentinfringementarisingtherefrom,isthesoleresponsibilityoftheuser.”SAEreviewseachtechnicalreportatleasteveryfiveyearsatwhichtimeitmaybereaffirmed,revised,orcancelled.SAEinvitesyourwrittencommentsandsuggestions.Copyright©2003SAEInternationalAllrightsreserved.Nopartofthispublicationmaybereproduced,storedinaretrievalsystemortransmitted,inanyformorbyanymeans,electronic,mechanical,photocopying,recording,orotherwise,withoutthepriorwrittenpermissionofSAE.TOPLACEADOCUMENTORDER:Tel:[phone](insideUSAandCanada)Tel:[phone](outsideUSA)Fax:[phone]Email:[e-mail]:(PCTFE)Unplasticized1.SCOPE:1.1Form:Thisspecificationcoversa100%homopolymerofpolychlorotrifluoroethylene(PCTFE)intheformofrods,sheets,andmoldedshapes.1.2Application:Primarilyforpartsrequiringchemicalinertnessandhighimpactstrengthupto200°C(392°F)orhigh-frequencyelectricalinsulatingpropertiesupto165°C(329°F).1.3Safety-HazardousMaterials:Whilethematerials,methods,applications,andprocessesdescribedorreferencedinthisspecificationmayinvolvetheuseofhazardousmaterials,thisspecificationdoesnotaddressthehazardswhichmaybeinvolvedinsuchuse.Itisthesoleresponsibilityoftheusertoensurefamiliaritywiththesafeandproperuseofanyhazardousmaterialsandtotakenecessaryprecautionarymeasurestoensurethehealthandsafetyofallpersonnelinvolved.2.APPLICABLEDOCUMENTS:Thefollowingpublicationsformapartofthisspecificationtotheextentspecifiedherein.Theapplicableissueofreferencedpublicationsshallbetheissueineffectonthedateofthepurchaseorder.AEROSPACEMATERIALSPECIFICATIONAMS3650CIssuedFEB1953RevisedJAN1991ReaffirmedMAR2003SupersedingAMS3650BAMS3650CSAEAMS3650C-2-2.1ASTMPublications:AvailablefromASTM,100BarrHarborDrive,WestConshohocken,PA19428-2959or(Metric)ASTMD792SpecificGravity(RelativeDensity)andDensityofPlasticsbyDisplacementASTMD1430Polychlorotrifluoroethylene(PCTFE)PlasticsASTMD1708TensilePropertiesofPlasticsbyUseofMicrotensileSpecimens2.2U.S.GovernmentPublications:AvailablefromDODSSP,SubscriptionServicesDesk,Building4D,700RobbinsAvenue,Philadelphia,PA19111-5094.2.2.1MilitaryStandards:MIL-STD-794PartsandEquipment,ProceduresforPackagingandPackingof3.TECHNICALREQUIREMENTS:3.1Material:Shallbemanufacturedfromvirgin,unplasticized,100%homopolymerofpolychlorotrifluoroethylene(PCTFE).3.2Condition:Annealed.3.3Color:Mayrangefromnaturaltranslucentwhitetogray;localizeddiscolorationresultingfromprocessingwillbeacceptable.3.4Properties:Theproductshallconformtothefollowingrequirements;testsshallbeperformedontheproductsuppliedandinaccordancewithspecifiedtestmethods,insofaraspracticable:AMS3650CSAEAMS3650C-3-3.4.1TensileStrengthat23°C±14500psi4.5.1(73°F±2),minimumaverage(31.0MPa)3.4.2Elongationat23°C±14.5.1(73°F±2),minimum100%3.4.3ImpactStrengthat23°C±1ASTMD256(73°F±2),perinch(25mm)1.25footpoundsofnotch,minimum(66.7J/m)3.4.4VolumeResistivityat50%±2ASTMD257RelativeHumidityand23°C±1(73°F±2),minimum1.0x1014ohm-cm3.4.5DielectricStrengthat23°C±1450voltspermil4.5.2(73°F±2),minimum(17,717V/mm)3.4.6SpecificGravityat23/23°CASTMD792,(73°/73°F)2.08-2.18MethodA3.4.7ZeroStrengthTimeat250°C±2ASTMD1430(482°F±4),minimumCompressionmolded200secondsInjectionmolded130secondsExtrudedparts100seconds3.4.8DimensionalStability:Nodimensionofrawstockorfabricatedpartsshallchangemorethan0.003inchperinch(0.003mm/mm),measuredat20to30°C(68to86°F)beforeandafterbeingheldfor48hours±5at70°C±5(158°F±9).3.5Quality:Theproduct,asreceivedbypurchaser,shallbeuniforminqualityandcondition,smooth,andfreefromforeignmaterialsandfromimperfectionsdetrimentaltousageoftheproduct.AMS3650CSAEAMS3650C-4-3.6Tolerances:Shallbeasfollows;measurementsshallbemadeat20to30°C(68to86°F):3.6.1Sheet:3.6.2MoldedorExtrudedRod:4.QUALITYASSURANCEPROVISIONS:4.1ResponsibilityforInspection:Thevendoroftheproductshallsupplyallsamplesforvendor'stestsandshallberesponsibleforperformingallrequiredtests.Purchaserreservestherighttosampleandtoperformanyconfirmatorytestingdeemednecessarytoensurethattheproductconformstotherequirementsofthisspecification.NominalThicknessTolerance,PlusandMinusInchMillimetersInchMillimetersOver0.010to0.020,inclOver0.25to0.51,incl0.0030.08Over0.020to0.040,inclOver0.51to1.02,incl0.0040.10Over0.040to0.060,inclOver1.02to1.52,incl0.0100.25Over0.060to0.125,inclOver1.52to3.18,incl0.0130.33Over0.125to0.250,inclOver3.18to6.35,incl0.0180.46Over0.250to0.500,inclOver6