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1、ENGINEERINGMaterialSpecificationGM4350MSTANDARDSPaintsPaintedPartPerformanceRequirementsmiumplatedmetalorplastic.Notethatpaint1Scopenormallydoesnotadherewelltobrightsurfaces,andpassingtheA96requirementdoesnotas-1.1MaterialDescription.Thisstandardcoverssur
2、esatisfactoryperformanceinthefield.There-laboratorytestrequirementsforanumberoffore,specifyingpaintonbrightsubstratesisnotclassesofpaintfinishescommonlyusedforrecommended.automobilecomponents.A0.NormallyapplicabletoexteriorvehiclepartsThisstandarddoesnotc
3、overappearancere-havingplasticorothernonmetallicsubstrates.quirementsorprocessingparameters(exception:seeparagraph3.1.1)whichareexpectedtobeC96-xxx.Normallyapplicabletovisiblemetalspecifiedinmaterialspecifications(998XXXX)partsinthetrunkandvehicleinterior
4、whichmayandisnotintendedtocoverpaintfinishesasbeexposedtomoisture.usedinconnectionwithvacuumdepositedmetalC24.Normallyapplicabletointeriorvehicleparts--`,,`,,,-`-`,,`,,`,`,,`---coatingsandhotstampedcoatings.havingmetallicsubstrateswhicharenotexposedForpai
5、ntedplasticpartsonly,thecombinationsoftomoisture.substrate,surfacepreparationandappliedpaintsC0.NormallyapplicabletointeriorvehiclepartsshallusethatwhichareshowninGMApprovedhavingplasticorothernonmetallicsubstrates.PaintonPartsSystems(APOPS)database.Note:
6、xxxreferstotheappropriateTestClassWhenAPOPStestingisperformedeachtestSuffixfromTable4.mustbecompletedonaminimumofthreesam-1.3Remarks.ples,eachobtainedfromseparateparts.1.3.1ThetestsspecifiedhereinareintendedforPartswhicharesourceprimedandsubsequentlybothr
7、outinequalitycontrol(Section3)andpainttop-coatedatassemblyplantsshallbecapableofdevelopment(Section3andAppendixA).Addi-acceptingthespecifiedtopcoatpaintsystemandtionaltestrequirementsshallbespecifiedbyZmeetallthetestrequirementsofthisstandard.suffixedtoth
8、eclassnumber,andtheadditional1.2TypicalApplication.Thefollowingexamplestestrequirementsshallbeoutlinedontheengi-showwheresomecodeclasseshavebeenutil-neeringdrawingand/ormaterialspecifications.izedinthepastorarecurre
