1、Designation: C 1126 04Standard Specification forFaced or Unfaced Rigid Cellular Phenolic ThermalInsulation1This standard is issued under the fixed designation C 1126; 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 (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers faced or unfaced, rigid cellularphenolic thermal insulation. Boards shall be faced or unfaced.T
3、ubular forms covered by this standard shall be unfaced. Itdoes not apply to field expanded cellular phenolic materials.NOTE 1If a facer or vapor retarder is to be used for the tubular form,then refer to Practice C 9211.2 Materials covered by this specification are used as roofinsulation; sheathing o
4、r rigid board for non-load bearing,building material applications; and pipe insulation for usebetween 40 and 257F (40 and 125C). Type II Grade 1 andType III Grade 1 materials with an appropriate vapor retardercovering on the warm surface can be used to a lowertemperature limit of 290F (180C). (See 7
5、.2.)1.3 The values stated in inch-pound units are to be regardedas standard. International Standard Units (SI) are given inparentheses.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 est
6、ablish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use. For specificprecautionary statements, see Section 16.2. Referenced Documents2.1 ASTM Standards:2C 168 Terminology Relating to Thermal InsulationC 177 Test Method for Steady-State
7、Heat Flux Measure-ments and Thermal Transmission Properties by Means ofthe Guarded Hot-Plate ApparatusC 209 Test Methods for Cellulosic Fiber Insulating BoardC 335 Test Method for Steady-State Heat Transfer Proper-ties of Horizontal Pipe InsulationC 390 Practice for Sampling and Acceptance of Therma
8、lInsulation LotsC 518 Test Method for Steady-State Heat Flux Measure-ments and Thermal Transmission Properties by Means ofthe Heat Flow Meter ApparatusC 550 Practice for Measuring Trueness and Squareness ofRigid Block and Board Thermal InsulationC 585 Practice for Inner and Outer Diameters of RigidT
9、hermal Insulation for Nominal Sizes of Pipe and Tubing(NPS System)C 921 Practice for Determining the Properties of JacketingMaterials for Thermal InsulationC 1045 Practice for Calculating Thermal TransmissionProperties Under Steady-State ConditionsC 1058 Practice for Selecting Temperatures for Evalu
10、atingand Reporting Thermal Properties of Thermal InsulationC 1303 Test Method for Estimating Long-Term Change inthe Thermal Resistance of Unfaced Rigid Closed CellPlastic Foams by Slicing and Scaling Under ControlledLaboratory Conditions.C 1363 Test Method for the Thermal Performance of Build-ing As
11、semblies by Means of a Hot Box ApparatusD 1621 Test Method for Compressive Properties of RigidCellular Plastics.D 1622 Test Method for Apparent Density of Rigid CellularPlastics.D 1623 Test Method for Tensile and Tensile AdhesionProperties of Rigid Cellular PlasticsD 2126 Test Method for Response of
12、 Rigid Cellular Plasticsto Thermal and Humid AgingE 84 Test Method for Surface Burning Characteristics ofBuilding MaterialsE 96 Test Methods for Water Vapor Transmission of Mate-rials3. Terminology3.1 The definitions and terms in Terminology C 168 shallapply to this specification.3.2 Definitions of
13、Terms Specific to this Standard1This 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 May 1, 2004. Published June 2004. Origin
14、allyapproved in 1989. Last previous edition approved in 2003 as C 1126 03.2For 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 Summary page onthe
15、ASTM website.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.3.3 Foam Corerigid cellular thermal installation withoutany facers or barriers on the surface of the installation.3.4 Closed Cell Materialfoam where more than 90 % ofthe ce
16、lls are totally enclosed by cell walls, and not intercon-nected with other cells.3.5 Open Cell Materialfoam whose cells are not totallyenclosed by its walls and therefore exhibits a predominance ofinterconnecting cells.4. Classification4.1 The thermal insulation shall be of the following typesand gr
17、ades:4.1.1 Type IFor use as roof insulation board. Producedwithout integral vapor retarder facers.4.1.2 Type IIFor use as sheathing or rigid panel fornon-load bearing applications. Produced with integral vaporretarder facers.4.1.3 Type IIIFor use as pipe insulation. Produced withoutintegral vapor re
18、tarder facers.4.1.4 Grade 1Closed cell material. Foam for Type I ofthis grade will have an apparent thermal conductivity of 0.16Btuin./hft2F (0.023 W/mK) or less and foam for Types IIand III of this grade will have an apparent thermal conductivityof 0.13 Btuin./hft2F (0.019 W/mK) or less at a meante
19、mperature of 75F (24C) when aged in accordance with13.6.1.4.1.5 Grade 2Open cell material. Foam of this grade willhave an apparent thermal conductivity of 0.23 Btuin./hft2F(0.033 W/mK) or less at a mean temperature of 75F (24C).NOTE 2The average thermal conductivities shown in this section arefor cl
20、assification only, not for qualification purposes as indicated bySection 10.1.5. Ordering Information5.1 Orders for materials purchased under this specificationshall include the following information:5.1.1 Designation of this specification.5.1.2 Product name, type, and/or grade.5.1.3 Size and dimens
21、ions.5.1.4 Quantity of material.5.1.5 Special requirements for inspection and/or testing.5.1.6 Pipe insulation jacketing (optional).6. Materials and Manufacture6.1 Foam Core Chemical CompositionThe foam shall beproduced by a chemical reaction of a phenolic resin, surfactant,blowing agent, and other
22、additives as needed.6.2 Facings Facing on Type II material shall be adheredto the core stock and suitable for the service intended. Theyshall be supplied as agreed upon between manufacturer andpurchaser.7. Physical Properties7.1 The material shall conform to the requirements asshown in Table 1.7.2 N
23、ot all physical properties at temperatures below 40F(40C) have been fully tested, and the user should consult themanufacturer for properties and performance at these lowertemperatures.8. Dimensions and Tolerances8.1 DimensionsThe dimensions shall be as agreed uponbetween the purchaser and the suppli
24、er, but commonly shall beas follows:8.1.1 Type IWidth, 24 in., 36 in., or 48 in. (610 mm, 915mm, or 1220 mm). Length, 48 in. or larger (1220 mm orlarger).8.1.2 Type IIWidth, 48 in. (1220 mm). Length, 96 in. orlarger (2440 mm or larger).8.1.3 Type IIIPipe insulation with dimensions that are inaccorda
25、nce with Practice C 585.8.2 TolerancesUnless otherwise agreed upon between thepurchaser and the supplier, the tolerances shall be as follows:8.2.1 Types I and II When measured at 73.4 6 3.6F (236 2C) and 50 6 5 % relative humidity, these types shallconform to the following:8.2.1.1 LengthNot to excee
26、d 614 in. (66.4 mm).8.2.1.2 WidthNot to exceed 614 in. (66.4 mm).8.2.1.3 ThicknessNot to exceed 618 in. (63.1 mm).8.2.2 Type IIIThicknesses available for various pipe andtube sizes should be in accordance with Practice C 585. Theaverage measured length shall not differ from the manufactur-ers standa
27、rd dimension by more than 614 in. (6.4 mm).8.3 Other Parameters for Types I and II:8.3.1 SquarenessBoard squareness shall be within re-quired tolerance if the two diagonal measurements of the boarddiffer by no more than14 in. (6.4 mm).8.3.2 StraightnessUnless otherwise specified, the boardsshall be
28、furnished with straight edges which shall not deviateby more than132 in./ft (2.6 mm/m).8.3.3 FlatnessThe boards shall not depart from absoluteflatness by more than116 in./ft of width or length (5.2 mm/m).8.3.4 The straightness and flatness shall be determined inaccordance with Practice C 550, except
29、 that a straight edgelonger than the dimension being determined shall be used.9. Workmanship, Finish, and Appearance9.1 The insulation shall have no defects that adversely affectits service qualities.10. Qualification Requirements10.1 For the purpose of initial material or product qualifi-cation, ea
30、ch type and grade of insulation shall meet the testresults of Table 1.10.2 Acceptance qualification for lots and shipments ofqualified product should be agreed upon by purchaser andsupplier.10.3 When it is anticipated that phenolic foam will be indirect contact with metal, the foam supplier shall pr
31、ovide theproper installation procedure. Type 1 phenolic foams maycontain some compounds which may promote corrosion in thepresence of liquid water. As far as can be ascertained, there arecurrently no directly applicable ASTM corrosion tests forphenolic foams. An attempt will be made to develop amean
32、ingful corrosion test and will be incorporated into thestandard when it becomes available.C112604211. Sampling11.1 Unless otherwise specified in the purchase order orcontract, sampling shall be in accordance with Practice C 390.12. Specimen Preparation12.1 Unless otherwise specified in the test proc
33、edure, alltests shall be made on specimens conditioned at least 24 h at73.4 6 3.6F (23 6 2C) and 50 6 5 % relative humidity.12.2 All Type II test specimen have facers present and TypeI and Type III test specimens are foam core samples exceptwhere otherwise indicated.12.3 All cut edges shall be smoot
34、h and free of any mechani-cal damage which would affect test results.12.4 Where foam is tested with facings, care should betaken to avoid delamination of the specimen during samplepreparation.13. Test Methods13.1 Properties of the insulation shall be determined inaccordance with the following method
35、s.13.2 Test Conditions Tests shall be conducted at standardlaboratory conditions of 73.4 6 3.6F (23 6 2C) and 50 65 % relative humidity unless otherwise specified.13.3 DensityDetermine by using Test Method D 1622.13.4 Compressive ResistanceDetermine by using TestMethod D 1621, Procedure A, on faced
36、or unfaced sample inthe direction normal to its application, except for Type III. TypeIII will be tested in the direction normal to rise. If the thicknessis less than 1 in., it should be tested at the product thickness.See Note 3 and Footnote A of Table 1.TABLE 1 Physical PropertiesNOTEAs Type II in
37、sulation is produced with integral vapor retarder facers, the orientation of the facer is important in preventing moisture penetrationinto the insulation and the water vapor permeance of the Type II faced insulation is valid as long as the facer does not fail.Property Unit Type I Type II Type IIIADe
38、nsity, min 16/ft3(kg/m3) N/AB2 (32) 2 (32)Compressive resistance, min (faced or unfaced) psi (kPa) 16 (108) 18 (124) 18 (124)Tensile strength, min (faced) psf (Pa) 150 (7180) N/ABN/ABApparent Thermal Btuin./hft2F (W/mK)Conductivity, maxC(foam core):Grade 1250F (157C) mean temp. N/AB0.10 (0.015) 0.10
39、 (0.015)200F (129C) mean temp. N/AB0.11 (0.016) 0.11 (0.016)150F (101C) mean temp. N/AB0.12 (0.017) 0.12 (0.017)100F (73C) mean temp. N/AB0.13 (0.019) 0.13 (0.019)50F (46C) mean temp. N/AB0.13 (0.019) 0.13 (0.019)0F (17C) mean temp. N/AB0.13 (0.019) 0.13 (0.019)40F (4C) mean temp. 0.14 (0.020) 0.13
40、(0.019) 0.13 (0.019)75F (24C) mean temp. 0.16 (0.023) 0.13 (0.019) 0.13 (0.019)110F (43C) mean temp. 0.18 (0.026) 0.15 (0.022) 0.15 (0.022)150F (65C) mean temp. N/ABN/AB0.18 (0.026)Grade 240F (4C) mean temp. 0.21 (0.030) 0.21 (0.030) 0.21 (0.030)75F (24C) mean temp. 0.23 (0.033) 0.23 (0.033) 0.23 (0
41、.033)110F (43C) mean temp. 0.25 (0.036) 0.25 (0.036) 0.28 (0.036)150F (65C) mean temp. N/ABN/AB0.28 (0.040)Dimensional stability, 1 weekD% lin chg, maxExposure (foam core):257 6 4F (125 6 2C), ambient RH N/ABN/AB2-40 6 6F (40 6 3C), ambient RH 2 2 2158 6 4F (70 6 2C), 97 6 3 % RH 2 2 2Water absorpti
42、on, max, (foam core): % by volumeGrade 1 3.0 3.0 3.0Grade 2 8.0 8.0 8.0Water vapor permeance, perms, (facer only) grains/hft2in.Hg(ng/sm2Pa)Grade 1E#1.0 (57)FGrade 2E3.0 (170)Water vapor permeability, max, perm-in. (foam core) Perm-inch (ng/s.m.Pa)Grade 1 0.9 (1.3) 0.9 (1.3) 0.9 (1.3)Grade 2 4.0 (5.
43、8) N/AB4.0 (5.8)Flame spread index, maxG,H(foam core) 25 25 25Smoke developed index, maxG,H(foam core) 50 50 50AType III test samples shall be obtained from a free-rise block of foam, except where otherwise specified.BN/A = not applicable.CThermal Conductivity tests shall be used for classification
44、purposes only.DDimensional stability data at lower temperature will be added when testing problem is complete.ENo minimum or maximum values are required for Type I material. It is expected roof design will reflect actual building and environmental conditions. Under certaincircumstances a vapor retar
45、der may be required.FConsult manufacturer for application in cold climates where larger permeance values may be desirable.GThis standard should be used to measure and describe the properties of materials, products, or assemblies in response to heat and flame under controlled laboratoryconditions and
46、 should not be used to describe or appraise the fire hazard or fire risk under actual fire conditions.HFacings used on composite products may cause the flame and smoke ratings of the composite to be significantly different than the foam core rating.C1126043NOTE 3Insulation foams can be anisotropic a
47、nd, therefore, strengthproperties can vary with direction. The manufacturer should be consultedif additional information is required.13.5 Tensile Strength Determine by using Test MethodD 1623, Type C specimen, faced, in the direction normal to itsapplication.13.6 Thermal Performance:13.6.1 Foam Ther
48、mal Conductivity:13.6.1.1 Determine the apparent thermal conductivity oncore foam by Test Method C 177 or Test Method C 518 inconjunction with Practice C 1045 using temperature differ-ences as indicated in Practice C 1058. Precondition the samplesat 73 6 2F (23 6 1C), 50 6 5 % relative humidity for
49、72 h.Grade 2 foam core specimens shall require no further precon-ditioning before testing. Grade 1 foam core specimens shall beaged as 1-in. (25 mm) thick specimens for 180 days at 73 62F (23 6 1C), 50 6 5 % relative humidity prior to testing.Time to reach steady state before readings are taken should bea minimum of 24 h. In the event of dispute, Test Method C 177shall be used.NOTE 4For Grade I phenolic insulation, the core thickness has animpact on m
