1、Designation:C148212Standard Specification forPolyimide Flexible Cellular Thermal and Sound AbsorbingInsulation1This standard is issued under the fixed designation C1482;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last
2、 revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers the composition and physicalproperties of lightweight,flexible open-cell polyimide foaminsulation int
3、ended for use as thermal and sound-absorbinginsulation for temperatures from-328F up to+572F(-200Cand+300C)in commercial and industrial environments.1.1.1 Annex A1 includes faced polyimide foam as specifiedby the U.S.Navy for marine applications.1.1.2 This standard is designed as a material specific
4、ationand not a design document.Physical property requirementsvary by application and temperature.No single test is adequatefor estimating either the minimum or maximum use tempera-ture of polyimide foam under all possible conditions.Consultthe manufacturer for specific recommendations and physicalpr
5、operties for specific applications.1.1.3 The use of an appropriate vapor retarder is required inall applications where condensation could occur and cause adecrease in thermal performance or affect other system prop-erties.1.2 The values stated in inch-pound units are to be regardedas standard.The va
6、lues given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.1.3 This standard is used to measure and describe theresponse of materials,products,or assemblies to heat and flameunder controlled conditions,but does not by itsel
7、f incorporateall factors required for fire-hazard or fire-risk assessment of thematerials,products,or assemblies under actual fire conditions.1.4 This standard does not purport to address all of thesafety concerns associated with its use.It is the responsibilityof the user to establish appropriate s
8、afety and health practicesand determine the applicability of regulatory requirementsprior to use.NOTE1The subject matter of this material specification is not coveredby any other ASTM specification.There is no known ISO standardcovering the subject of this standard.2.Referenced Documents2.1 ASTM Sta
9、ndards:2C165 Test Method for Measuring Compressive Properties ofThermal InsulationsC168 Terminology Relating to Thermal InsulationC177 Test Method for Steady-State Heat Flux Measure-ments and Thermal Transmission Properties by Means ofthe Guarded-Hot-Plate ApparatusC302 Test Method for Density and D
10、imensions of Pre-formed Pipe-Covering-Type Thermal InsulationC335 Test Method for Steady-State Heat Transfer Propertiesof Pipe InsulationC390 Practice for Sampling and Acceptance of ThermalInsulation LotsC411 Test Method for Hot-Surface Performance of High-Temperature Thermal InsulationC421 Test Met
11、hod for Tumbling Friability of PreformedBlock-Type and Preformed Pipe-Covering-Type ThermalInsulationC423 Test Method for SoundAbsorption and SoundAbsorp-tion Coefficients by the Reverberation Room MethodC447 Practice for Estimating the Maximum Use Tempera-ture of Thermal InsulationsC518 Test Method
12、 for Steady-State Thermal TransmissionProperties by Means of the Heat Flow Meter ApparatusC585 Practice for Inner and Outer Diameters of ThermalInsulation for Nominal Sizes of Pipe and TubingC634 Terminology Relating to Building and EnvironmentalAcousticsC665 Specification for Mineral-Fiber Blanket
13、Thermal Insu-lation for Light Frame Construction and ManufacturedHousingC1045 Practice for Calculating Thermal Transmission Prop-erties Under Steady-State ConditionsC1058 Practice for Selecting Temperatures for Evaluatingand Reporting Thermal Properties of Thermal InsulationC1114 Test Method for Ste
14、ady-State Thermal Transmission1This specification is under the jurisdiction of ASTM Committee C16 onThermal Insulation and is the direct responsibility of Subcommittee C16.22 onOrganic and Nonhomogeneous Inorganic Thermal Insulations.Current edition approved Sept.1,2012.Published November 2012.Origi
15、nallyapproved in 2000.Last previous edition approved in 2011 as C1482 11.DOI:10.1520/C1482-12.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summ
16、ary page onthe ASTM website.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 Properties by Means of the Thin-Heater ApparatusC1304 Test Method for Assessing the Odor Emission ofThermal Insulation MaterialsC1338 Test Method for Determining Fungi Resistance ofInsulation Materials and FacingsC1559 Test Method for Determining Wicking of FibrousGlass Blanket Insulation(Aircraft Type)D395 Test Methods for Rubber PropertyCompression SetD543 P
