FORD汽车标准WSB-M4D638-A

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1、ENGINEERINGMATERIALSPECIFICATIONMaterialNameSpecificationNumberPOLYPROPYLENE(PP)MOLDINGCOMPOUND,COLORWSB-M4D638-APIGMENTED,LOWGLOSS,UVSTABILIZED,INTERIOR1.SCOPEThematerialdefinedbythisspecificationisamolded-in-colorlowgloss,polypropylenecopolymerthatisUVstab

2、ilizedforunpaintedinteriorapplications.2.APPLICATIONThisspecificationwasreleasedoriginallyformaterialusedforaninteriorquartertrimpanel.3.REQUIREMENTSMaterialspecificationrequirementsaretobeusedforinitialqualificationofmaterials.3.1QUALITYSYSTEMREQUIREMENTSMa

3、terialsuppliersandpartproducersmustconformtotheCompany'sQualitySystemRequirements.3.2INFRAREDSPECTROPHOTOMETRYAND/ORTHERMALANALYSISIRspectraandthermogramsestablishedforinitialapprovalshallconstitutethereferencestandardandshallbekeptonfileatthedesignatedmater

4、iallaboratory.AllsamplesshallproduceIRspectraandthermogramsthatcorrespondtothereferencestandardwhentestedunderthesameconditions.3.3CONDITIONINGANDTESTCONDITIONSAlltestvaluesindicatedhereinarebasedonmaterialconditionedinacontrolledatmosphereof23+/-2°Cand50+/-

5、5%relativehumidityfornotlessthan24hpriortotestingandtestedunderthesameconditionsunlessotherwisespecified.3.4MOLDINGCOMPOUND3.4.1MeltFlowRate30-40g/(ISO1133/ASTMD1238,230ºC,2.16kg)10minutesDateActionRevisions20001103RevisedUpdatedA.Cockman19890406CSS1-RD23578

6、2ReleasedL.A.GrahamGAMPrintedcopiesareuncontrolledMFPage1of6Copyright©2000,FordGlobalTechnologies,Inc.ENGINEERINGMATERIALSPECIFICATIONWSB-M4D638-A3.5MOLDEDTESTSPECIMEN3.5.1PreparationofTestSpecimensUnlessotherwisespecifiedalltestsshallbecarriedoutoninjection

7、moldedone-endgatedtestspecimens.Thefollowingdimensionsarerequired:A.150minx10x4.0+/-0.2mm(TensileBar,ISO3167)B.120x10x4.0+/-0.2mmSpecimenswithshorterdimensionsshallbecutfromthecenterportionofthetestspecimenAand/orB.ThespecimensshallbepreparedaccordingtoISO29

8、4.Noannealingallowed.33.5.2Density0.89-0.92g/cm(ISO1183,MethodA/ASTMD792,MethodA1)3.5.3TensileStrengthatMaxLoad,min23MPa(ISOR527/ASTMD638M,150minx10x4.0+/-0.2mmspecimen,50mm/mintestspeed)3.5.3.1