【英文标准名称】:StandardTestMethodforPeelStrengthofMetalElectroplatedPlastics
【原文标准名称】:测量塑料表面金属镀层抗撕裂强度的标准试验方法
【标准号】:ASTMB533-1985(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1985
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:B08.08.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:electroplatedplastic;peelstrengthtest;Coatingadhesion;Electrodepositedplasticcoatings;Electroplatedcoatings;Electroplatedplastics;Peelstrengthtests
【摘要】:Theforcerequiredtoseparateametalliccoatingfromitsplasticsubstrateisdeterminedbytheinteractionofseveralfactors:thegenerictypeandqualityoftheplasticmoldingcompound,themoldingprocess,theprocessusedtopreparethesubstrateforelectroplating,andthethicknessandmechanicalpropertiesofthemetalliccoating.Byholdingallothersconstant,theeffectonthepeelstrengthbyachangeinanyoneoftheabovelistedfactorsmaybenoted.Routineuseofthetestinaproductionoperationcandetectchangesinanyoftheabovelistedfactors.Thepeeltestvaluesdonotdirectlycorrelatetotheadhesionofmetalliccoatingsontheactualproduct.Whenthepeeltestisusedtomonitorthecoatingprocess,alargenumberofplaquesshouldbemoldedatonetimefromasamebatchofmoldingcompoundusedintheproductionmoldingstominimizetheeffectsonthemeasurementsofvariationsintheplasticandthemoldingprocess.1.1Thistestmethodgivestwoproceduresformeasuringtheforcerequiredtopeelametalliccoatingfromaplasticsubstrate.Oneprocedure(ProcedureA)utilizesauniversaltestingmachineandyieldsreproduciblemeasurementsthatcanbeusedinresearchanddevelopment,inqualitycontrolandproductacceptance,inthedescriptionofmaterialandprocesscharacteristics,andincommunications.Theotherprocedure(ProcedureB)utilizesanindicatingforceinstrumentthatislessaccurateandthatissensitivetooperatortechnique.Itissuitableforprocesscontroluse.1.2Thetestsareperformedonstandardmoldedplaques.Thismethoddoesnotcoverthetestingofproductionelectroplatedparts.1.3Thetestsdonotnecessarilymeasuretheadhesionofametalliccoatingtoaplasticsubstratebecauseinproperlypreparedtestspecimens,separationusuallyoccursintheplasticjustbeneaththecoating-substrateinterfaceratherthanattheinterface.Itdoes,however,reflectthedegreethattheprocessiscontrolled.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G32
【国际标准分类号】:25_220_40
【页数】:4P.;A4
【正文语种】:英语