90092ïb0009549bTO=Designation:D3011-81(STb.AMERICANSOCIETYFORTESTINGANDMATERIALSReprintedfromtheAnnualBookofASTMStandards,CopyrightASTMIfnotlistedinthecurrentcombinedindex,willappearinthenextedition.1916RaceSt.,Philadelphia,Pa.19103StandardSpecificationforREINFORCEDANDFILLEDPOLYSTYRENE,STYRENE-ACRYLONITRILE,ANDACRYLONITRILE-BUTADIENE-STYRENEINJECTIONMOLDINGANDEXTRUSIONMATERIALS'ThisstandardisissuedunderthefixeddesignationD301I;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(e)indicatesaneditorialchangesincethelastrevisionorreapproval.1.scope1.1Thisspecificationcoversreinforcedandfuledpolystyrene,styrene-acrylonitrile,andacrylonitrile-butadiene-styrenemateriaissuita-bleforinjectionmoldingorextrusion,orboth.Theyconsistofstyrenicmateriaistowhichhavebeenaddedothermaterialstoserveasreinforcementsorfillersfromthegroup:glass(fibers,beads,orotherstructuralform),TFE-fluorocarbonresin,asbestos.1.2Thisspecificationprovidesforthedivi-sionofreinforcedandfilledpolystyrene,sty-rene-acrylonitrile,andacrylonitde-butadiene-styrenematerialsintogroupsbasedonphysicalproperties.Thepropertiesusedaretensilestrength,flexuralmodulus,anddeflectiontem-peratureunderload.Thepurchasershallspec-ifythetypeofmaterial,additive,andthenom-inaladditivelevel.NOTE1-Thepropertiesincludedinthisspecifi-cationarethoserequiredtoidentifythegradesofmaterialscovered.Theremaybeotherrequirementsnecessarytoidentifyparticularcharacteristics.Thesemaybeaddedtothespecificationastheirinclusionbecomesgenerallydesirableandthenecessarytestdataandmethodsbecomeavailable.Glassfiberproductsareavailablewithdifferingglasslengths.Furtherinformationonthesetypesofreinforcedmaterialsmaybeobtainedfromtherespectivesup-pliers.NOTE2-Additivelevelsinthisspecificationareexpressedintermsofweightpercentageofthefin-ishedcomposition.2.ApplicableDocuments2.1ASTMStandards:D618ConditioningPlasticsa...
