1、Designation: C 1631 05Standard Specification forCellular Polypropylene Thermal Insulation1This standard is issued under the fixed designation C 1631; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A numb
2、er in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers the types, physical properties,and dimensions of cellular polypropylene intended for use asthermal insulation fo
3、r temperatures from - 150 to + 240F(-101 to + 116C).1.2 The use of thermal insulation materials covered by thisspecification is regulated by codes and standards that addressfire performance.1.3 The values stated in inch-pound units are to be regardedas the standard. The values given in parentheses a
4、re providedfor information only.1.4 This standard does not purport to address all of thesafety concerns, if any, associated with its use. It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitati
5、ons prior to use.2. Referenced Documents2.1 ASTM Standards:2C 165 Test Method for Measuring Compressive Propertiesof Thermal InsulationsC 168 Terminology Relating to Thermal InsulationC 177 Test Method for Steady-State Heat Flux Measure-ments and Thermal Transmission Properties by Means ofthe Guarde
6、d-Hot-Plate ApparatusC 272 Test Method for Water Absorption of Core Materialsfor Structural Sandwich ConstructionsC 303 Test Method for Dimensions and Density of Pre-formed Block-Type Thermal InsulationC 390 Practice for Sampling and Acceptance of PreformedThermal Insulation LotsC 518 Test Method fo
7、r Steady-State Thermal TransmissionProperties by Means of the Heat Flow Meter ApparatusC 870 Practice for Conditioning of Thermal Insulating Ma-terialsC 1045 Practice for Calculating Thermal TransmissionProperties Under Steady-State ConditionsC 1058 Practice for Selecting Temperatures for Evaluating
8、and Reporting Thermal Properties of Thermal InsulationC 1114 Test Method for Steady-State Thermal TransmissionProperties by Means of the Thin-Heater ApparatusC 1363 Test Method for Thermal Performance of BuildingMaterials and Envelope Assemblies by Means of a HotBox ApparatusD 1600 Terminology for A
9、bbreviated Terms Relating toPlasticsD 2126 Test Method for Response of Rigid Cellular Plasticsto Thermal and Humid AgingD 3575 Test Methods for Flexible Cellular Materials Madefrom Olefin PolymersD 1622 Test Method for Apparent Density of Rigid CellularPlasticsE84 Test Method for Surface Burning Cha
10、racteristics ofBuilding MaterialsE96 Test Methods for Water Vapor Transmission of Mate-rialsE 176 Terminology of Fire Standards3. Terminology3.1 Definitions:3.1.1 Terms used in this specification are defined in Termi-nology C 168.3.1.2 Terms used in this specification that relate to firestandards ar
11、e defined in Terminology E 176.3.2 Definitions of Terms Specific to This Standard:3.2.1 XPPletter designations for the extruded cellularpolypropylene thermal insulation classified by this specifica-tion that identifies the product as extruded cellular polypropy-lene.3.2.2 PPused in this specificatio
12、n to represent polypropy-lene in accordance with Terminology D 1600.4. Classification4.1 This specification covers types of XPP thermal insula-tions currently commercially available as described by thephysical property requirements in Table 1.1This specification is under the jurisdiction of ASTM Com
13、mittee C16 onThermal Insulation and is the direct responsibility of Subcommittee C 16.22 onOrganic and Nonhomogeneous Inorganic Thermal Insulations.Current edition approved Nov. 1, 2005. Published December 2005.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Cust
14、omer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.5. Ordering Information5.1 Acquisit
15、ion documents shall specify the following:5.1.1 Title, number, and year of this specification,5.1.2 Type (see Table 1),5.1.3 R-value or profile / thickness required (see Tables 1and 2),5.1.3.1 Thermal Resistance/Thickness RelationshipThethermal resistance (R-value) and the thermal resistivity(Rvalue
16、/ inch) of XPP thermal insulation varies with profile /thickness. Therefore, when ordering, specify the R-value or theprofile / thickness, or both. For additional information, see TestMethods C 177, C 518, C 1114, C 1363 or Practice C 1045.5.1.4 Density, if other than specified in Table 1,5.1.5 Tole
17、rance, if other than specified,5.1.6 Length and width required (see Table 2),5.1.7 Edges, if other than straight edges are required,5.1.8 Profiled/Tapered Insulationspecial ordering infor-mation. In addition to other applicable requirements in Section5 (Note 1), acquisition documents for profiled/ta
18、pered XPPthermal insulation shall specify the following:5.1.8.1 Shop DrawingsWhen ordering a specific profileshaped foam, the initial engineer design drawings shall beprovided.5.1.9 Sampling, if different (see 10.1),5.1.10 If a certificate of compliance is required (see 14.1),and5.1.11 If marking is
19、 other than specified (see 15.1).NOTE 1Physical properties of profiled/tapered insulation shall bedetermined on blocks of XPP thermal insulation before the insulation istapered.6. Materials and Manufacture6.1 XPP thermal insulation shall be formed by the expan-sion of polypropylene base resin in an
20、extrusion process. XPPthermal insulation shall be of uniform density.7. Physical Requirements7.1 Inspection Requirements:7.1.1 The physical requirements listed in this section aredefined as inspection requirements (refer to Practice C 390).7.1.2 All dimensional requirements are described in Section8
21、.7.1.3 All workmanship, finish, and appearance requirementsare described in Section 9.7.1.4 Density shall be in accordance with Table 1.NOTE 2For lots of 150 units or less, the tightened inspection samplingplan in Practice C 390 will be followed.7.2 Qualification Requirements:7.2.1 The physical prop
22、erties listed in this section of thespecification are defined as qualification requirements (refer toPractice C 390). Thermal resistance, compressive resistance,water vapor permeance, water absorption, and dimensionalstability, shall be in accordance with Table 1.7.2.2 The mean thermal resistance of
23、 the material testedshall not be less than the minimum value identified in Table 1.The thermal resistances of individual specimens tested shallnot be less than 90 % of the minimum value identified in Table1.7.2.3 Compliance with qualification requirements shall bein accordance with Practice C 390.7.
24、3 Table 1 describes types of XPP thermal insulation.However, it does not cover all available products on themarket. The values stated in Table 1 shall not be used as designvalues. It is the buyers responsibility to specify designrequirements and obtain supporting documentation from thematerial suppl
25、ier.7.4 Combustibility CharacteristicsXPP thermal insula-tion is an organic material and is, therefore, combustible. Itshall not be exposed to flames or other ignition sources. E84/ UL 723 is a useful reference laboratory test data that isrequired by codes. These tests do not define the hazard that
26、canbe presented by XPP thermal insulation under actual fireconditions.8. Dimensions and Permissible Variations8.1 The materials covered by this specification are com-monly available in the sizes shown in Table 2. Other sizes shallbe agreed upon between the supplier and the user.8.2 Dimensional Toler
27、ancesUnless otherwise specified,the length tolerance shall not exceed 6 3 % of the total length,the width tolerance shall not exceed 6 15 % of the total width.TABLE 1 Physical Property Requirements of XPP Thermal InsulationProperty Unit ResultDensity, min. lb/ft3(kg/m3) 0.90 (15)Thermal resistance o
28、f 1.00-in. (25.4-mm) thickness, R-Value, min. at meantemperature:75F 6 2F (246 1C) Fft2h/Btu (Km2/W) 3.6 (0.63)Thermal conductivity of 1.00-in. (25.4mm) thickness, k-factor, max. at meantemperature:75F 6 2F (246 1C) Btu /Fft2h (W/ K-m) 0.28 (0.040)Compressive resistance at yield or 10 % deformation,
29、 whichever occurs first(extrusion direction), min. psi (kPa) 6 (41.4)Water vapor permeance of 1.00-in. (25.4-mm) thickness, max perm (ng/Pasm2) 2 (115)Water absorption by total immersion, max Volume % 1.0Dimensional stability (change in dimensions), max % change 3.0TABLE 2 Common Dimensions of XPP T
30、hermal InsulationWidth in. (mm) 24 (610) 27 (689)Length in. (mm) 120 to 154 (3048 to 3912)Thickness in. (mm) 1.8 (46)C16310529. Workmanship, Finish and Appearance9.1 DefectsXPP thermal insulation shall have no defectsthat will adversely affect its service qualities. XPP thermalinsulation shall be of
31、 uniform texture and free of foreigninclusions, broken edges and corners, slits, and objectionableodors.10. Sampling10.1 Unless otherwise specified in the purchase order orcontract, the material shall be sampled in accordance withPractice C 390.11. Test Methods11.1 Conditioning and Aging:11.1.1 Samp
32、les shall be conditioned as required by the testmethod to either preconditioned moisture equilibrium or con-ditioned moisture equilibrium, using procedures defined byPractice C 870. Samples shall be held at equilibrium conditionsuntil they are transferred into the testing equipment. Samples tobe use
33、d for density test, and water vapor transmission test shallbe conditioned at 73.4 6 4F (23C 6 2C) and 50 + 5 %relative humidity for a minimum of 24 h prior to the start oftests. Samples to be used for the compressive resistance test,water absorption test, dimensional stability test, and thermalresis
34、tance test shall be conditioned as specified in the appli-cable test procedure.11.2 Dimensions and DensityTest in accordance with TestMethod C 303 or Test Method D 1622.11.3 Thermal ResistanceTest in accordance with TestMethods C 177, C 518, C 1114, C 1363 or Practice C 1045 orPractice C 1058. Tests
35、 shall be conducted with a temperaturedifferential of 40 6 2F (22 61C). In case of dispute, TestMethod C 177 shall be the referee method. The mean tempera-ture for thermal resistance testing shall be 75 6 2F (24 61C).11.4 Compressive ResistanceTest in accordance with TestMethod C 165, Procedure A, a
36、t a crosshead speed of 0.1in./min/in. of thickness (100 mm/min/m) at yield or 10 %deformation, whichever occurs first, or test in accordance withTest Method D 3575.11.5 Water Vapor PermeanceTest in accordance with TestMethods E96, desiccant method, using anhydrous calciumchloride as the desiccant at
37、 73.4 6 4F (23 6 2C).11.6 Water AbsorptionTest in accordance with TestMethod C 272. The immersion time shall be 24 h and the testspecimens shall be 12 by 12 by 1 in. (305 by 305 by 25 mm)11.7 Dimensional StabilityTest in accordance with TestMethod D 2126 for 7 days (168 h) using the followingconditi
38、ons:Temperature, F (C) Relative Humidity, %240 6 4(1166 2) ambient158 6 4(706 2) 97 6 3-406 6 (-40 6 3) ambient12. Inspection12.1 Unless otherwise specified, Practice C 390 shall gov-ern the inspection of material for conformance to inspectionrequirements. Exceptions to these requirements shall be s
39、tatedin the purchase contract.13. Rejection and Rehearing13.1 Failure to conform to the requirements of this specifi-cation shall be cause for rejection. Rejection shall be reportedto the producer or supplier promptly and in writing.13.2 In the case of rejection of a shipment, the producershall have
40、 the right to resubmit the lot for inspection after theremoval and replacement of that portion not conforming torequirements.14. Certification14.1 Unless otherwise specified in the purchase order orcontract, Practice C 390 shall be the basis for the certification.When specified in the purchase order
41、 or contract, a report ofthe test results shall be furnished.15. Product Marking15.1 The following shall be marked on each shippingcontainer, bundle, or board:15.1.1 Insulation specification number,15.1.2 Type,15.1.3 Name or trademark of the manufacturer, and15.1.4 Instructions governing the R-value
42、 at 75F (23.9C)mean temperature for the thermal insulation thickness sup-plied, as follows: R means the resistance to heat flow; thehigher the value, the greater the insulation power. This insula-tion must be installed properly to get the marked R-value.Carefully follow the instructions provided by
43、the manufacturer.16. Keywords16.1 block/board; cellular polypropylene; foam plastic;polypropylene; PP; XPP; thermal insulation, thermal resis-tance; thermal conductivity; compressive strength; water vaporpermeance; water absorption; dimensional stability; profiledinsulation; combustibleC1631053APPEN
44、DIX(Nonmandatory Information)X1. END-USE CONSIDERATIONSX1.1 Thermal Resistance Values at Additional Mean Tem-peraturesX1.1.1 Thermal resistanceThe thermal resistance valuesin Table X1.1 are provided for information purposes in additionto the thermal resistance values at a mean temperature of 75 62F
45、(24 6 1C) provided in Table 1 of this standard.ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights,
46、and the riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn. Your comments are invited either for revi
47、sion of this standard or for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you
48、shouldmake your views known to the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be o
49、btained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org).TABLE X1.1 Thermal Resistance Values at Additional MeanTemperaturesProperty Unit ResultThermal resistance of 1.00-in.(25.4-mm) thickness, R-Value, min.at mean temperature:150F 6 2F (65.6C 6 1C) Fft2h/Btu (Km2/W) 3.1 (0.55)0F6 2F (-18C 6 1C) 4.5 (0.80)-120F6 2F (-84C 6 1C) 6.3 (1.11)C1631054
