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G SEAL GROUP INFORMATION FOR THE SPECIFIER OR MAINTENANCE ENGINEER Providing cost

G SEAL GROUP INFORMATION FOR THE SPECIFIER OR MAINTENANCE ENGINEER Providing cost effective extension of life for oxidising surfaces inextreme environments. ChemicalEnvironments Bridges. MarineAssets Steel/Timber/Boltcombination. OVERVIEW: The Gseal rangeof rustproofingcompounds

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G SEAL GROUP INFORMATION FOR THE SPECIFIER OR MAINTENANCE ENGINEER Providing cost

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  1. GSEALGROUP INFORMATIONFOR THESPECIFIEROR MAINTENANCE ENGINEER Providingcost effectiveextension oflifeforoxidising surfacesinextreme environments ChemicalEnvironments Bridges MarineAssets Steel/Timber/Boltcombination

  2. OVERVIEW: The Gsealrangeofrustproofingcompounds areformulatedassinglepack,singleapplication encapsulatingbarriercoatstoprotectoxidisingsteel. Theyarecorrosionneutralisingandlubricating. Gseal is anichesolutioninextremeenvironments. Theseenvironmentsareoftenassociatedwith aggressivechemicals,marinedeposits,volcanicfumes andcondensation(leadingtochemicalcombinations). Themaintenanceprogramisthenoftencomplicatedby lackofaccess,time/tideconstraintsordifficultieswith surfacepreparationandinter-coatcontamination. PointsofDifference: GsealIndustrialRustproofhasa40yearplushistory, asacosteffectivecorrosionsolution. Thereisdocumentedperformanceinthefieldfrom10 to30yearsinPhenvironmentsfrom1-11. nSinglepack/singlecoatminimum300microns nCombinedProduct/ApplicationWarranty nCosteffective nProvenextensionofassetlife nNosolventnNocrack/peel n90%solidsnEnvironmentallyfriendly nPenetrating/selfhealingnStoragesafe nNosandblastingnWeldable/nofume nSpillrecyclablenSimplehandrepair TechnologyWheelofsurfacetreatmentoptions: Cleaners Sealers Penetrants Dyes Compounds Combination Coatings Paint Primers Passivators Converters Paint TopCoats Membranes Thetechnologywheelidentifies11categoriesof productsthattreatsurfaces.Eachproductcategory identifiesagroupwithdifferentfunctionality. Gsealisacompound.Compoundsarenotdryfilm buildpaints.Theyaredesignedforapplicationdirectly tooxidisingsteelandspallingconcretewithminimal preparation. Thesubstratecanbenew,oxidised,previouslycoated orgalvanised. Sandblastingorsurfacegrindingisseldomrequired.

  3. TheMaintenanceChallenge: Mainstreammaintenancecoatingsareoftenstraight forwardtospecify,forbasiccontracts. However,whereaggressiveenvironmentscombine withdifficultaccess,compoundedwithtime constraints,thecoatingandcontractingoptionsreduce quickly. HiTechcoatingswithgoodservicelivesareoften appliedinafactorycontrolledenvironmentpriorto assembly. Maintainingspotbreakdowninmanycoatingsisnot straightforwardinamarineorprocessenvironment. Apaintmanufacturersguaranteecanmean nothingifsurfacepreparationtotheirspecification isnotachieved. TheGsealcombined“Product andLicencedApplication”processexcelsinthis environment. Gseal isavaluableadditiontotheSpecifieror MaintenanceEngineersoptionsproviding SuperiorSolutionsindifficultsituations: nSheetPiling&Wharfundersides nFertiliserstores,rooftrusses&conveyorframes nSteelPileinteriors/MineHeadframes nAbattoirsandProcessenvironments nSpallingconcrete nCoolStoreattics nPortFacilities nBridges nBargeandFerryvoids nGalvanisingPlants nWood/concrete/boltcombinations nRustyZorCpurlins(Viablerescuecoating) nMobileassets nSwingbridgesandcables

  4. MarineAssets PortFacilities,wharfsandassetswithin1Kmofthe coast. ExperienceinthisCategory25Yearsplus. Buildings:Warehouses,loadingcanopiesandcool storeatticsoftenhavesaltladenaircirculatingatlevels abovethereachofconvenientmaintenancewashing. Wherethesefacilitiesalsostorefertilisertherecanbe aggressivecombinationsoffertiliserandsaltdeposited onrafters,purlinsandhorizontalsurfaces.Holding primersappliedwhenthebuildingwaserectedandhigh build2packepoxiescancrackwithbuildingmovement andcorrosionoccurs. Recoatingtheseareascanbedifficult: 1.Neutralisingorremovingcorrosioncellscanrequire sandblastingorgrinding. 2.Primersandintermediatecoatswillattractovernight saltdeposits. Recommendation: Wash,cleanandcoatwithGoldsealIndustrialSpray GradeaccordingtotheIndustrialSprayGrade Specification. Cleanandcoatbysection,completingthecoatingof thatsectioninoneworkshift. visitourwebsite

  5. MarineAssets PortFacilities,wharfsandassetswithin1Kmofthe coast. ExperienceinthisCategory25Yearsplus. Wharfs-Theundersidesofwharfsareanaggressive unwashedenvironment. Gsealisaneffectivebarriertosalt,chlorideionsand moisturevapour. nWheretherearecombinationsofwooddeckingon steel,orconcretedeckingonsteel,Goldsealwillprotect theconcretefromspalling,thesteelfromoxidisingand fillthejoincavitiesbetweenthetwo,withaflexibleseal thatwillnotcrackorpeel. nGseal canbeapplieddowntowaterlevel.The coatinghasapenetrationphasethatsoaksintothe physicalstructureofsteelandconcrete.Itthenformsa firmdrycoatingover8-12weeks,similartoplastercene. nWaveactionandparticularlydetrituswillremovethe coatingovertimetowaveheight. nWherecathodicoranodicorotherelectricalcorrosion systemsareinplace,Gsealis anexcellentpartneras thesesystemsoftenproduceprotection200mmabove waveheight/wetzone.ThisoverlapswiththeGseal protectionabove. Recommendation-UseIndustrialSprayGrade Specification. Failingpaintcoating ChelseaSugarworks.NZ GsealonChelseawharfafter 24years

  6. MarineAssets PortFacilities,wharfsandassetswithin1Kmofthe coast. ExperienceinthisCategory25Yearsplus. SheetPiling–Sheetpilingdrivenover20yearsagowas designedtobesacrificialandwasnotprotected. Replacingthisisnowanexpensiveprocesswithareas undervesselloadingwharfsevenhardertomaintain. nAsarescuecoating,Gseal canbeapplieddirectly tothe20mmthickrustonsheetpiles.Ifthesheetpiling alreadyhasholesi nit Gsealcanbetrowelledinto thesecavitiesasafillerbeforeovercoatingthewhole areabyairlessspray. nAs ProgrammedMaintenance, Gsealcanbe appliedtoacleanairchiselledsheetpile(whenallthe rustscalehasbeenremoved)withoutsandblasting.It isveryeffectiveatfillingthegapbetweentheconcrete wharfdeckandthesheetpiletoporfillingverticalgaps inthesheetpileoverlapwhereseawateroftenhasfree access. SteelPileinteriors–Gsealcanbeappliedby360 degreenozzletonewsteelpilesthathaveyettobe drivenortoexistingpileinteriorsexhibitinginternalsalt andcondensationoxidation. nTheinternalsshouldbewashedandlargenodes removedifpractical,tohelplaydownacoherent coating. nTheGseal is sprayedatover70degreesCelsius. Itflowsintocracksand,selflevels,penetratesand capillariesintosprayshadowareas. nThepilecapcanthenbere-fitted. Gsealasarescuecoating Marinepilebefore Sandblastedsheetpiling MarinepileafterGoldseal

  7. MarineAssets PortFacilities,wharfsandassetswithin1Kmofthe coast. ExperienceinthisCategory25Yearsplus. WharfConservation-Olderwharfsareacombination oftimber/concreteandsteel.Fixingscanbe countersunkintotimberorconcrete.Someflange,bolt androdreinforcingortriangulationbracesaredifficult toprepareorconsistofboltedintersectionswhich canbepreparedandpaintcoatedbutwillmove.This movementcracksmostcoatingsallowingsaltwater andchlorideionstocreatelocalisedcorrosioncells. Theseunderminethecoatingandblowitoutfrom underneath. Recommendation: nRemoverot,filltimbercrackswithcoldGseal.. nCoatreplacementboltswithGseal,fitandfillthe countersink. nWhen replacingdecking apply Gsealtosealthe topofthesupportmemberandrelaydeck. nSpotcoatcorrosioncellswithBrushGradeor completelycoatwithIndustrialSprayGrade. nGsealwillcapillarybehindnutsandflangesandwill notcrackorpeelwithmovement. nPrepareandcoatbysectionthesameday. WesternAustraliafullsun WesternAustraliatwoyearsold

  8. StructuralAssets Structuresenclosingstoragespacesormanufacturing processes.Greaterthan1kmfromthecoast. ExperienceinthisCategory35yearsplus. ThisCategoryincludesmostlargestorage,processingor manufacturingfacilities. nMineoreprocessingproducingacid&condensation. nGalvanisingPlantsproducingacidfumes. nCoolStoreAtticsproducingcondensationcorrosion. nFertiliserStores/Bolt,flangeandhorizontaldeposit corrosion. nAbattoirs/Tanneries/Canneries/WoolScours producingPhenvironmentsfrom1-11,includingwashing. nConcretePlantsandPapermillsproducingmainly condensationandsteam. nSaltMinesorprocessingproducingsaltslurry. Mostlargebuildingsarenotmaintenancewashed internallyinaprogrammedregime. Thereforewithtimethereisabuildupofdust,dirtand contaminants. Theseareeither: 1.Aproductoftheprocesswithinthestructure. 2.Anaccumulationofmaterialanddepositsblownin fromthelocalenvironment/nearbyprocesses. 3.Acombinationof1&2thatcreateanissuethe structuralcoatingwasnotdesignedtoresist. Individualpurlinscanbereplacedorsleeved thenencapsulatedwithGoldseal AMaintenanceChallenge: 1.Howdoyoushutdowntheservicealargebuilding provides,longenough,toclean,prepareandrecoata complicatedinternalsupportstructure? 2.Ifthestructurehousesaprocess,howdoyouprotect themachineryfromdetritusproducedfromstripping, grindingorsandblasting? 3.Ifthereisnotthetimeorbudgettoaddress1&2what isthelongtermcostofpartialorspotcorrosioncontrol? The Gsealcoatingcanbeappliedwithoutextensive preparationandwherethedebrisfrompreparationcan becontrolled.

  9. Oftenmaintenanceislongoverdueandacomplete stripbacktothesteelwouldberequired,inorderto applyapainttypecoatingsystem. InthecaseofcorrodedZorCpurlins,Gsealisan excellentrescuecoatingavoidingroofremoval. Dependingon thesituation, GsealIndustrial SprayGradeisappliedinasingleapplicationafter waterblastingormanualcleaning,chippingorscraping. Sandblastingisnotaprerequisite. Thisallowssectionsofawarehouse,fertiliserstore, meatworksorgalvanisingplanttobecoated,whilethe productionprocessismaintained.Criticalareascanbe coatedwiththeshutdownofasingleshift. Example:TheBHPBilletonFertiliserstorein Townsville,Queensland,Australia,nowownedby IncitecPivot.Each200tonbaywaspreparedand coatedin3-4daysusinga140footboomlift. Coatingfromnew Fieldevidence supportsapplying Gsealtonew structures,portalsorroofpurlinsinwhatistypicallybe anaggressiveenvironment. Costingthisintothecapitalexpendituregives aneconomicalmaintenancebudget,returnon investment. Example1:AFFCOMeatworksHorotiuNewZealand 1974(NewZealand’slargestmeatprocessor) Gsealwasappliedtomildsteelportalsin1974. Anupdated2004referenceconfirmseffective protectionfromsurfacecorrosionsincethattime,inPh environmentsfrom1-11,withoutmajormaintenance. Example2:TheGalvanisingIndustryinAustraliaand NewZealand GsealhasbeenappliedinNewZealandsince1983 inthisIndustryandAustraliasincetheearly1990’s. Theacidfumesgeneratedbythegalvanisingprocess willcausemostsinglepack,2packandgalvanised coatingstofailin2-5years.HavingusedGoldsealfor manyyearsleadingAustralianplantsarenowapplying Goldsealtonewfacilitiesasacapitalexpensedueto excellentcoatinglife. Recommendation:ApplyGoldsealaccordingtothe IndustrialSprayGradeSpecification.

  10. Bridges MostNewZealanddistrictcouncilsspecifyorusethe Gseal coatingforsteelstructures. Experienceinthiscategory30yearsplus. Thereare Gsealapplicationson: nSteelflatdeckfarmstylebridges. nCalenderHamiltonbridges(Topstructure). nWooddeckonsteel. nConcretedeckonsteel. nHeritagebridges nWoodandcableswingbridges. nBridgebearings&confinedspaces. Goldsealexhibitsthefollowingadvantages; 1.Sandblastingisnotrequired. 2.Detritusandpaintflakeencapsulationsystemhas beenapprovedforeco-sensitiveareas. 3.Singlecoatapplicationtoseveralthousandmicrons ispossible.300plusmicronsisstandard. 4.Fillingandsealingofthedeck/supportstructurejoin.

  11. Bridgescontinued 5.Applicationonconcretetoinhibitspalling e.g.RaglanWharf20+yearswithoutmaintenance 6.Canbeappliedtobridgebearingsandbearingplates. Canbeappliedinconfinedspaces. 7.Canbeappliedtohollowbridgefoundationlegsin condensationenvironments. 8.Canbeappliedby360degfantohollowmembers andlightingpoles. 9.Canbeappliedtocrackedtimberandsteelcablesas aconservationtechnique. 10.Handrailandmaintenancepaintingservicescanbe offeredbyourLicensedcontractor. 11.Canbeappliedaboveestuarinesaltwaterandin Geothermalenvironments.

  12. BargeInteriorsandCondensation voidsinSteelVessels Experienceinthiscategory20years+. Manybargesoroldervesselswereassembledfrom steelwithonlyaholdingprimer.Althoughtheinterioris arelativelyclosedenvironmentthereisusuallyabuild upofcontaminantsinthebilgewhichslowlycorrodes theinterior.Aswithmanyclosedsteelenvironments corrosiongoesunnoticeduntilitappearsthroughthe hullfromtheinsideout. Recommendation: nCleanthebilgeandcontaminatedareas. nRemovescale. nCoatthewholeinteriorwith Gseal.Bargesare usuallywarminsideandsomeairflowwillberequired. As Gsealhasnocatalystsorsolventsithasadistinct advantageinthisapplication. nGsealinthisenvironmentlastssubstantiallylonger thantraditionalcoatings. Inspection shows Gseal continues to perform very well after 15 years in this marine barge

  13. MiscellaneousAreas nFiresprinklerpipesystems–handapplication–no overspray. nMarinewinchesandcables. nHandApplication–Abrushgradeisavailablefor bolts,nutandflangereassemblyorapplicationtodamp machineryfoot/concreteareas. nCorrodingColorsteel.ColorbondandPolypanelasa rescuecoating. nFlange,nutandboltcorrosion-horizontalflanges accumulatecontaminantsthatarenotremovedbyrain washing. ExampleofFlangecorrosiononFiji flourconveyorhousingwhichcanbe controlledwithGseal AucklandSkyTowertop mastflangesealedwith Gseal visitourwebsite

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