Basic-Tire-Knowledge---OEM

GoodyearConfidentialD:/DATA/DATA/UNIFORMITY/BASICTIREKNOWLEDGE-OEM.PPTEdited:utjhot10Dec20021BASICTIREKNOWLEDGEA.TIREDEFINITION&FUNCTIONSGoodyearConfidentialD:/DATA/DATA/UNIFORMITY/BASICTIREKNOWLEDGE-OEM.PPTEdited:utjhot10Dec20022WHATISATIRE?•GEOMETRICALLY,ATIREISATORUS•MECHANICALLYATIREISAFLEXIBLEMEMBRANEPRESSURECONTAINER•STRUCTURALLY,ATIREISAHIGH-PERFORMANCECOMPOSITE•CHEMICALLY,ATIRECONSISTSOFMATERIALSCOMPOSEDOFLONG-CHAINMACROMOLECULESGoodyearConfidentialD:/DATA/DATA/UNIFORMITY/BASICTIREKNOWLEDGE-OEM.PPTEdited:utjhot10Dec20023FUNCTIONSOFAPNEUMATICTIRE•HAVELOAD-CARRYINGCAPACITY•PROVIDECUSHIONINGABILITY•TRANSMITDRIVINGANDBRAKINGTORQUE•PRODUCECORNERINGFORCE•PROVIDESTEERINGRESPONSE•PROVIDEDIMENSIONALSTABILITY•PROVIDEADEQUATEMILEAGE•CONSUMEMINIMUMPOWER•HAVEMINIMUMNOISEANDVIBRATION•BEDURABLEANDSAFEGoodyearConfidentialD:/DATA/DATA/UNIFORMITY/BASICTIREKNOWLEDGE-OEM.PPTEdited:utjhot10Dec20024TIREREQUIREMENTSTRACTIONTREADWEARDURABILITYRIDEHANDLINGNOISEROLLINGRESISTANCEBRUISERESISTANCECUTRESISTANCEUNIFORMITYSTATIC-LOADEDRADIUSFLATSPOTTINGOVERTURNINGMOMENTDIMENSIONSTRACKINGIMPACTRESISTANCEFORCEVARIATIONTHUMPCHIPPINGHYDROPLANINGPITCHSTONERETENTIONNIBBLINGSLIPCUSHIONINGCORNERINGABILITYFIRSTHARMONICRUNOUTSIZEFACTORFLOTATIONLOPEFLATNESSRUMBLEHEATGENERATIONSEPARATIONASPECTRATIOSTOPPINGABILITYSTANDINGWAVEGROWTHPUNCTURERESISTANCERIMCHAFINGDRAGHARSHNESSFLEETDURABILITYSUPPLENESSCRACKINGJOINTSLAPREVOLUTIONSPERMILEENVELOPINGSTIFFNESSWOBBLERESPONSECOOLRUNNINGCONICITYHIGHSPEEDSIPINGDEFLECTIONBURSTZONERESISTANCEPRESSURERISEBUCKLINGSNOWANDICEPLUNGERWHINEINTEGRITYFUELECONOMYFATIGUERESISTANCERUNNINGTEMPERATURELATERALPULLSTEEREFFECTROLLINGRADIUSSTABILITYFOOTPRINTSQUEALTMPHROUGHNESSALIGNINGTORQUEMEANGROUND/CONTACTPRESSUREPROFILELOADCARRYINGCAPACITYVIBRATIONANALYSISROADHAZARDRESISTANCECHUNKINGBALANCEMOISTURERESISTANCEWEATHERRESISTANCESHAKEINFLATIONPRESSURESPRINGRATENONSKIDHOPTREADPRESSUREBEADDURABILITYDIRECTIONALCONTROLSLIPANGLESKIDRESISTANCEEVENWEARBEADUNSEATINGCORNERINGSTIFFNESSPITCHTONETORQUEDAMPINGPOWERCONSUMPTIONGoodyearConfidentialD:/DATA/DATA/UNIFORMITY/BASICTIREKNOWLEDGE-OEM.PPTEdited:utjhot10Dec20025TIRELOADCARRYINGCAPACITYANDSPEED•THEWORKATIREISDELIVERINGINAGIVENAPPLICATIONISESSENTIALLYFUNCTIONOFSPEEDANDLOAD(FREQUENCYANDAMPLITUDEOFDEFLECTION)•IFATIREISOVERWORKED(OVERHEATED),ITWILLFAIL•SPEEDSANDLOADSMUSTTHEREFOREBEINTERRELATEDFORMULA:WORK=SPEEDXLOADGoodyearConfidentialD:/DATA/DATA/UNIFORMITY/BASICTIREKNOWLEDGE-OEM.PPTEdited:utjhot10Dec20026TIRESERVICEREQUIREMENTSAPPLICATIONCARRACETRUCKEARTHMOVERTRACTORAIRCRAFTTREADWEAR&CUTRESISTANCE+-++++++DURABILITY+/--++++++HIGHSPEEDCAPACITY++++/---++HIGHLOADCAPACITY--++++++TRACTION++++++++-ROLLINGRESISTANCE+-+-+-TEARRESISTANCE--+/-++++IMPORTANT-LESSORNOTIMPORTANTDIFFERENTAPPLICATIONSHAVEDIFFERENTTIREPERFORMANCEREQUIREMENTSTIRESFORSPECIFICVEHICLESAND/ORAPPLICATIONSMUSTTHEREFOREBESPECIALLYDESIGNED(CONSTRUCTION-ANDCOMPOUNDWISE)GoodyearConfidentialD:/DATA/DATA/UNIFORMITY/BASICTIREKNOWLEDGE-OEM.PPTEdited:utjhot10Dec20027TIREMATERIALSTHETODAY’STIREISACOMPOSITEPRODUCTMADEESSENTIALLYFROMRUBBERCOMPOUNDSANDTEXTILE/STEELREINFORCEMENTSGoodyearConfidentialD:/DATA/DATA/UNIFORMITY/BASICTIREKNOWLEDGE-OEM.PPTEdited:utjhot10Dec20028COMPOSITIONOFAVERAGERADIALPASSENGERTIREBYWEIGHT14%NATURALRUBBER27%SYNTHETICPOLYMERS28%CARBONBLACK10%OIL4%OTHERPETROCHEM.4%FABRIC10%WIRE3%OTHERS100%=+/-8.5KGGoodyearConfidentialD:/DATA/DATA/UNIFORMITY/BASICTIREKNOWLEDGE-OEM.PPTEdited:utjhot10Dec20029BASICTIREKNOWLEDGEB.TIREDIMENSIONS•MAINDIMENSIONS•TIREMARKINGS•ASPECTRATIO•DEFLECTION•FOOTPRINT•NETTOGROSSGoodyearConfidentialD:/DATA/DATA/UNIFORMITY/BASICTIREKNOWLEDGE-OEM.PPTEdited:utjhot10Dec200210MAINTIREDIMENSIONSGoodyearConfidentialD:/DATA/DATA/UNIFORMITY/BASICTIREKNOWLEDGE-OEM.PPTEdited:utjhot10Dec200211OUTSIDETIREDIMENSIONSOVERALLDIAMETERTHEDIAMETEROFTHEMOUNTED,BUTUNLOADEDNEWTIRE/RIMCOMBINATIONSECTIONWIDTHTHEWIDTHOFTHEINFLATED,NEWTIRESECTIONEXCLUDINGANYPROTECTIVESCUFFRIBS,LETTERINGORDECORATIONSSECTIONHEIGHTTHEDISTANCEFROMTHEBEADSEATTOTHEHIGHESTPOINT(USUALLYONC/L)OFTHEINFLATED,NEWTIREFLANGEHEIGHTTHEDISTANCEFROMTHEBEADSEATTOTHEHIGHESTPOINTOFTHEFLANGE*LOADEDSECTIONTHEWIDTHOFTHELOADEDTIRE*STATICLOADEDRADIUSTHEDISTANCEFROMTHETIRESUPPORTSURFACETOTHEHORIZONTALCENTEROFTHEWHEELMINIMUMDUALSPACINGTHEMINIMUMRECOMMENDEDDISTANCEFROMC/LTOC/LOFDUALTIRES*ATRATEDLOAD&INFLATIONSRGoodyearConfidentialD:/DATA/DATA/UNIFORMITY/BASICTIREKNOWLEDGE-OEM.PPTEdited:utjhot10Dec200212TIREDIMENSIONS-NOTES•NEWTIREDIMENSIONSAREOBTAINEDBYMOUNTINGTHENEWTIREONITSRECOMMENDEDRIM,INFLATINGTORATEDPRESSUREANDMEASURINGAFTER24HOURSATRESTUNDERROOMTEMPERATURE(TOALLOWFORACERTAINGROWTHFROMCUREDTOINFLATED)•NEWTIREDIMENSIONSANDTOLERANCESAREAGREEDUPONBYTHETIREINDUSTRY(STANDARDSORGANIZATIONSPERCOUNTRYORPERREGION)•ITWILLBEIMPORTANTTODIFFERENTIATEBETWEENNEWTIREDIMENSIONSANDIN-SERVICE(GROWN)TIREDIMENSIONS.THELATTERDATAAREPARTICULARLYIMPORTANTTOVEHICLEMANUFACTURERSANDRETREADERS•NEWTIREDIMENSIONSAREPARTICULARLYIMPORTANTINCASEITISCONSIDEREDTOMIXTIRESOFDIFFERENTORIGINSONAGIVENVEHICLEORAXL