Technical Data SheetTempo Aerospace Inc. Tel: 416.746.2233 Fax: 416.746.2235

Updated May 2012

4500-P-215YHigh Solids Low V.O.C. Chromated Epoxy Primer Yellow

Premium quality high solids epoxy primer formulated for excellent adhesion to prepared aluminum and ferrous metal substrates. This product is predominantly used on aerospace defense and commercial rotocraft platforms.

Specification

MIL-PRF-23377, Type I - Class C2

outStanding characteriSticS

• Excellent impact resistance• Excellentflexibility<1/8”mandrel• Low V.O.C.• Tenacious adhesion

phySical data

Finish: Low GlossColour: YellowWeightSolids: 73.4%+/-2%mixedVolumeSolids: 60%+/-2%mixedV.O.C. 296grams/litermixed 2.47lbs/usgal.mixedDensity: 10.08lbs/USG/MixedDryFilmWeight: 0.0076lbs/sqft/mil 1.48g/m²/µ

recommended SyStemS

• 9600DurathaneGlossPolyurethaneEnamel.MeetsMIL-PRF-85285D,TypeI

• 9800DurathaneSemi-GlossPolyurethaneEnamel• 9700DurathaneFlatPolyurethaneEnamel

inStructionS for uSe

mixing inStructionS

Surface preparation

IMPORTANT - The information contained in this data sheet pertains to material currently offered and represents the results of laboratory evaluation and is intended as a guide. Sincethecustomer’sapplicationrequirementsarenotunderourcontrol,TempoAerospaceInc.cannotmakeanywarrantiesorguaranteesfortheresultsobtained.

Spraying ViScoSity

application method

4500-P-215Y

SAE-AMS-QQ-A-250/4(T3temper):MIL-C-5541,class1A(conversioncoating_pretreatment.SAE-AMS-QQ-A-250/4(0temper):MIL-A-8625,typeIorIC(anodized)pretreatmentSAE-AMS-QQ-A-250/5(T3temper):Deoxidized1pretreatment.SAE-AMS-QQ-A-250/5(T3temper):MIL-C-5541,class1A(conversioncoating)pretreatment..Applyoverpretreatedmetal.Onfiberglass-reinforcedplastic,apriorcoatingofprimertoMIL-C-8514willfacilitatestrippingwithoutdamagetothefiberglass.

Components: TwoCure: 4500-C-215MixRatio: 3:1byvolume,Base/CureInductionTime: 30minutesPotLIfe: 4hours@25°C(75°F)Reducer: 20-4301or4500-S-81(MIL-T-81772,TypeII)

Mix3:1byvolumeBase/Cure.Werecommendusingasquirrelmixerorequivalentandmixthoroughlyfor5minutesminimum.Allow30minutesinductiontimebeforeusing.Mixonlysufficientmaterialtousewithina4-hourperiod.AlwaysaddCure componenttoBasecomponent-NEVER THE REVERSE. Never mix coating or individual component from one vendor with that of another vendor.

20-40#4FordCup

Allowforapplicationlossandsurfaceirregularities.Application: Conventionalairspray;HVLPorairassisted airless are recommended for best atomization.Reduction: Reducewith20-4301orthinnerconforming toMIL-T-81772,Ty.IIwhenrequiredby contract.Inareaswhereairquality regulationsrestrictvolatileemissions, DO NOT EXCEED 340g/L (2.8 lb/gal) with thinner (approx 8% by volume).

Technical Data SheetTempo Aerospace Inc. Tel: 416.746.2233 Fax: 416.746.2235

Updated May 2012

reSiStance table

Impact Resistance GE,Model#172 3.6 lbs

Solvent Resistance >+25MEKDoubleRubs

Hydraulic Fluid Resistance

Passes24hourimmersion@65.5°C±2°C(150°±5°F)in synthetic hydraulic fluid conformingtoMIL-PRF-83282(Skydrol500B).

Salt Spray Resistance >2000hourssaltsprayresistance

Distilled Water 4daysimmersionat49°C(120°F)

SubStrateS:• Aluminum• Fiberglass-reinforcedplastic• Composite

Note: all physical and chemical resistance tests conducted afterone-weekcuretimeat20-25°C(70-75°F)onproperlycleaned substrate.

AirSpray:DeVibissJGAorMBCgunwith“E”needletip,#704caporequivalent.Adjustpressureandfluiddeliveryforproperatomization.

TotalDryFilmRecommendation0.6-0.9Mils(15-23microns)Calculated Coverage at:1.0Mils: 976ft²25Microns: 90.7m²

Temperature: 15-35°C(59-95°F)RelativeHumidity: 35-75%Note:Substrateandairtemperaturemustbeaminimumof3°C(5°F)abovetheDewPoint

Drytimeat24°C+/-3°C(75°F),50%relativehumidity.ToTouch: 2-2.5hoursTackFree: 3.5-4hoursToRecoat: Min5hours<20hoursDryThrough: 24hoursMaybeforceddriedat60-71°C(140-160°F)for20-30minutes NOTE:Allow15-30minflashoffbeforeforcedry

Cleaner: 20-4301,4500-S-81,S-10

FlashPoint: 37°C(98.6°F)SetaflashclosedcupShelfLife: 18monthsunmixedStoreinasafe,dryareaatatemperaturebetween5and38°C(40and100°F).Ensuretherearenosparksorpossibleignitionsources.

PleaserefertotheMaterialSafetyDataSheet(MSDS)forinformationregardinghealth,physicalandenvironmentalhazards,handlingprecautionsandrecommendedfirstaidprocedures.Forindustrial and automotive use only. Spray equipment must be adequately grounded.

recommended film build thickneSS & coVer rate

Storage & Shipping

dry time

Safety precautionS

clean up

IMPORTANT - The information contained in this data sheet pertains to material currently offered and represents the results of laboratory evaluation and is intended as a guide. Sincethecustomer’sapplicationrequirementsarenotunderourcontrol,TempoAerospaceInc.cannotmakeanywarrantiesorguaranteesfortheresultsobtained.

enVironmental conditionS

4500-P-215Y

equipment