Designation:C308−00(Reapproved2012)´1StandardTestMethodsforWorking,InitialSetting,andServiceStrengthSettingTimesofChemical-ResistantResinMortars1ThisstandardisissuedunderthefixeddesignationC308;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ε1NOTE—UnitsinformationwascorrectededitoriallyinSeptember2012.1.Scope1.1Thesetestmethodscoverthedeterminationoftheworking,initialsetting,andservicestrengthsettingtimesofchemical-resistantresinmortars.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2C279SpecificationforChemical-ResistantMasonryUnitsC307TestMethodforTensileStrengthofChemical-ResistantMortar,Grouts,andMonolithicSurfacingsC904TerminologyRelatingtoChemical-ResistantNonme-tallicMaterials3.Terminology3.1Definitions—Fordefinitionsoftermsusedinthesetestmethods,seeTerminologyC904.4.SignificanceandUse4.1Thesetestmethodsofferameansofdeterminingtheworkingtime,initialsettingtimeandservicestrengthsettingtimeofchemical-resistantresinmortars.Theresultsobtainedshouldserveasaguidein,butnotasthesolebasisfor,selectionofachemical-resistantmortarforaparticularappli-cation.5.Apparatus5.1WeighingEquipment—Shallbecapableofweighingmaterialsorspecimensto60.3%accuracy.5.2MixingEquipment:5.2.1PorcelainEnameledPan—Measuringapproximately10in.longby16in.wideby2in.deep(250mmby400mmby50mm).5.2.2Bricklayer’sTriangularTrowel—Approximately4in.(100mm)inlength.5.3Bricks—Asper...
