1、Designation:C159411(Reapproved 2017)Standard Specification forPolyimide Rigid Cellular Thermal Insulation1This standard is issued under the fixed designation C1594;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revi
2、sion.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 polyimide foam insulation with nominal densitiesfrom 1.0 lb/ft3t
3、o 8.0 lb/ft3(16 kg m3to 128 kg/m3)andintended for use as thermal and sound-isolating insulation fortemperatures from 423F to+600F(253C to+316C)incommercial and industrial environments.1.1.1 The annex shall apply to this specification for marineapplications.1.1.2 This standard is designed as a materi
4、al specificationand not a design document.1.1.3 The values stated in Table 1 and Table 2 are not to beused as design values.It is the buyers responsibility to specifydesign requirements and obtain supporting documentationfrom the material supplier.1.2 The values stated in inch-pound units are to be
5、regardedas standard.The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.1.3 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user
6、 of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory requirements prior 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
7、this standard.2.Referenced Documents2.1 ASTM Standards:2C168 Terminology Relating to Thermal InsulationC177 Test Method for Steady-State Heat Flux Measure-ments and Thermal Transmission Properties by Means ofthe Guarded-Hot-Plate ApparatusC335 Test Method for Steady-State Heat Transfer Propertiesof
8、Pipe InsulationC390 Practice for Sampling and Acceptance of ThermalInsulation LotsC411 Test Method for Hot-Surface Performance of High-Temperature Thermal InsulationC421 Test Method for Tumbling Friability of PreformedBlock-Type and Preformed Pipe-Covering-Type ThermalInsulationC447 Practice for Est
9、imating the Maximum Use Tempera-ture of Thermal InsulationsC518 Test Method for Steady-State Thermal TransmissionProperties by Means of the Heat Flow Meter ApparatusC634 Terminology Relating to Building and EnvironmentalAcousticsC665 Specification for Mineral-Fiber Blanket Thermal Insu-lation for Li
10、ght 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 Steady-State Thermal Transmis
11、sionProperties 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 FacingsC1482 Specification for Polyimide Flexible Cellular Ther-mal and Sound Absorbing In
12、sulationC1559 Test Method for Determining Wicking of FibrousGlass Blanket Insulation(Aircraft Type)D543 Practices for Evaluating the Resistance of Plastics toChemical ReagentsD638 Test Method for Tensile Properties of PlasticsD1621 Test Method for Compressive Properties of RigidCellular PlasticsD212
13、6 Test Method for Response of Rigid Cellular Plasticsto Thermal and Humid AgingD2863 Test Method for Measuring the Minimum OxygenConcentration to Support Candle-Like Combustion ofPlastics(Oxygen Index)1This specification is under the jurisdiction of ASTM Committee C16 onThermal Insulation and is the
14、 direct responsibility of Subcommittee C16.22 onOrganic and Nonhomogeneous Inorganic Thermal Insulations.Current edition approved March 1,2017.Published March 2017.Originallyapproved in 2004.Last previous edition approved in 2011 as C1594 11.DOI:10.1520/C1594-11R17.2For referenced ASTM standards,vis
15、it 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 Summary page onthe ASTM website.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.Unite
16、d StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade(TBT)Committee.1 TABLE 1 Polyimide Foam Classification(inch pound)PropertyType IGrade 1Type IGrade 2Type IGrade 3Type IIGrade 1Class 1Type IIGrade 2Class 1Type IIGrade 3Class 1Type IIGrade 1Cla
