1、Designation: C1126 11Standard Specification forFaced or Unfaced Rigid Cellular Phenolic ThermalInsulation1This standard is issued under the fixed designation C1126; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last r
2、evision. 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 faced or unfaced, rigid cellularphenolic thermal insulation. Boards shall be faced or unfaced.Tubu
3、lar 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 C921.1.2 Materials covered by this specification are used as roofinsulation; sheathing or r
4、igid board for non-load bearing,building material applications; and pipe insulation for usebetween 40 and 257F (40 and 125C). Type II and Type IIImaterials with an appropriate vapor retarder covering on thewarm surface are used to a lower temperature limit of 290F(180C). (See 7.2.)1.3 The values sta
5、ted in inch-pound units are to be regardedas standard. The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.1.4 The main body of this specification covers Chlorofluo-rocarbons and Hydrochlorofluorocarbons free (
6、ODP 0) closedcell rigid cellular phenolic thermal insulation.1.5 Table in Annex A1 address requirements of faced andunfaced rigid cellular phenolic thermal insulation manufac-tured with Hydrochlorofluorocarbons blowing agent.1.6 This standard does not purport to address all of thesafety concerns, if
7、 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 limitations prior to use. For specificprecautionary statements, see Section 16.2. Referenced Documents2.1 ASTM Stan
8、dards: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 ApparatusC209 Test Methods for Cellulosic Fiber Insulating BoardC335 Test Method for Steady-State Heat Transfer Proper-
9、ties of Pipe InsulationC390 Practice for Sampling and Acceptance of ThermalInsulation LotsC518 Test Method for Steady-State Thermal TransmissionProperties by Means of the Heat Flow Meter ApparatusC550 Test Method for Measuring Trueness and Squarenessof Rigid Block and Board Thermal InsulationC585 Pr
10、actice for Inner and Outer Diameters of ThermalInsulation for Nominal Sizes of Pipe and TubingC921 Practice for Determining the Properties of JacketingMaterials for Thermal InsulationC1045 Practice for CalculatingThermalTransmission Prop-erties Under Steady-State ConditionsC1058 Practice for Selecti
11、ng Temperatures for Evaluatingand Reporting Thermal Properties of Thermal InsulationC1303 Test Method for Predicting Long-Term ThermalResistance of Closed-Cell Foam InsulationC1363 Test Method for Thermal Performance of BuildingMaterials and Envelope Assemblies by Means of a HotBox ApparatusD1621 Te
12、st Method for Compressive Properties of RigidCellular PlasticsD1622 Test Method for Apparent Density of Rigid CellularPlastics1This specification is under the jurisdiction of ASTM Committee C16 onThermal Insulation and is the direct responsibility of Subcommittee C16.22 onOrganic and Nonhomogeneous
13、Inorganic Thermal Insulations.Current edition approved April 1, 2011. Published May 2011. Originallyapproved in 1989. Last previous edition approved in 2010 as C1126 10a. DOI:10.1520/C1126-11.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at ser
14、viceastm.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.D1623 Test Method for Tensile and Tensile Adhesion Pro
15、p-erties of Rigid Cellular PlasticsD2126 Test Method for Response of Rigid Cellular Plasticsto Thermal and Humid AgingE84 Test Method for Surface Burning Characteristics ofBuilding MaterialsE96/E96M Test Methods for Water Vapor Transmission ofMaterials3. Terminology3.1 The definitions and terms in T
16、erminology C168 shallapply to this specification.3.2 Definitions of Terms Specific to This Standard:3.2.1 foam corerigid cellular thermal installation withoutany facers or barriers on the surface of the installation.3.2.2 closed cell materialfoam where more than 90 % ofthe cells are totally enclosed
17、 by cell walls, and not intercon-nected with other cells.3.2.3 open cell materialfoam whose cells are not totallyenclosed by its walls and therefore exhibits a predominance ofinterconnecting cells.3.2.4 ozone depletion potential (ODP)a relative indexindicating the extent to which a chemical product
18、causes ozonedepletion.3.2.4.1 DiscussionThe reference level of 1 is the potentialor trichlorofluoromethane (R-11 or CFC-11) to cause ozonedepletion. ODP 0an ozone depletion potential of zero.4. Classification4.1 The thermal insulation shall be of the following types:4.1.1 Type IFor use as roof insul
19、ation 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 retarder facers.5. Ordering Information5
20、.1 Orders for materials purchased under this specificationshall include the following information:5.1.1 Designation of this specification.5.1.2 Product name and type.5.1.3 Size and dimensions.5.1.4 Quantity of material.5.1.5 Special requirements for inspection and/or testing.5.1.6 Pipe insulation ja
21、cketing (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 additives as needed.6.2 Facings Facing on Type II material shall be adheredto the core stock and suitable for the
22、 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 Not all physical properties at temperatures below 40F(40C) have been fully tested, and the user shall consult them
23、anufacturer for any properties and performance required atthese lower temperatures.8. Dimensions and Tolerances8.1 DimensionsThe dimensions shall be as agreed uponbetween the purchaser and the supplier, but commonly shall beas follows:8.1.1 Type IWidth, 24 in., 36 in., or 48 in. (610 mm, 915mm, or 1
24、220 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 inaccordance with Practice C585.8.2 TolerancesUnless otherwise agreed upon between thepurchaser and the suppli
25、er, 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 exceed 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
26、. (63.1 mm).8.2.2 Type IIIThicknesses available for various pipe andtube sizes shall be in accordance with Practice C585. Theaverage measured length shall not differ from the standarddimension of the manufacturer by more than 614 in. (6.4 mm).8.3 Other Parameters for Types I and II:8.3.1 SquarenessB
27、oard 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 furnished with straight edges which shall not deviateby more than132 in./ft (2.6 mm/m).8.3.3 Flatnes
28、sThe 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 C550, except that a straight edgelonger than the dimension being determined shall be used.9. Workmanship, Finish,
29、 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, each Type of insulation shall meet the applicable testresults of Table 1.10.2 Acceptance qualification
30、for lots and shipments ofqualified product shall 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 provide theproper installation procedure. In some cases, type 1 phenolicC1126 112foams contain some com
31、pounds which promote corrosion inthe presence of liquid water. There are currently no directlyapplicable ASTM corrosion tests for phenolic foams. Anattempt will be made to develop a meaningful corrosion testand will be incorporated into the standard when it becomesavailable.11. Sampling11.1 Unless o
32、therwise specified in the purchase order orcontract, sampling shall be in accordance with Practice C390.12. Specimen Preparation12.1 Unless otherwise specified in the test procedure, 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.
33、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 smooth and free of any mechani-cal damage which would affect test results.12.4 Where foam is tested with facings, care shall be t
34、akento avoid delamination of the specimen during sample prepara-tion.13. Test Methods13.1 Properties of the insulation shall be determined inaccordance with the following methods.13.2 Test Conditions Tests shall be conducted at standardlaboratory conditions of 73.4 6 3.6F (23 6 2C) and 50 65 % relat
35、ive humidity unless otherwise specified.13.3 DensityDetermine by using Test Method D1622.13.4 Compressive ResistanceDetermine by using TestMethod D1621, Procedure A, on faced or unfaced sample inthe direction normal to its application, except forType III.TypeIII will be tested in the direction norma
36、l to rise. If the thicknessTABLE 1 Physical Property RequirementsNOTEAs Type II insulation 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
37、 valid as long as the facer does not fail.Property Unit Type I Type II Type IIIADensity, min 16/ft3(kg/m3) N/AB2 (32) 2 (32)Compressive resistance, min (faced or unfaced) at 10 %deformation or yield whichever occurs firstpsi (kPa) 16 (108) 18 (124) 18 (124)Tensile strength, min (faced) psf (Pa) 150
38、(7180) N/ABN/ABApparent Thermal Btuin./hft2F (W/mK)Conductivity, maxC(foam core):250F (157C) mean temp. N/AB0.12 (0.017) 0.12 (0.017)200F (129C) mean temp. N/AB0.13 (0.018) 0.13 (0.018)150F (101C) mean temp. N/AB0.14 (0.019) 0.14 (0.019)100F (73C) mean temp. N/AB0.15 (0.021) 0.15 (0.021)50F (46C) me
39、an temp. N/AB0.15 (0.021) 0.15 (0.021)0F (17C) mean temp. N/AB0.15 (0.021) 0.15 (0.021)40F (4C) mean temp. 0.16 (0.022) 0.15 (0.021) 0.15 (0.021)75F (24C) mean temp. 0.17 (0.025) 0.15 (0.021) 0.15 (0.021)110F (43C) mean temp. 0.19 (0.028) 0.17 (0.024) 0.17 (0.024)150F (65C) mean temp. N/ABN/AB0.20 (
40、0.029)200F (93C) mean temp. N/ABN/AB0.25 (0.036)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 absorption, max, (foam core): % by volume 3.0 3.0 3.0Water vapor perm
41、eance, perms, (facer only) grains/hft2in.Hg(ng/sm2Pa)E#1.0 (57)FWater vapor permeability, max, perm-in. (foam core) Perm-inch (ng/smPa) 5.0 (7.2) 5.0 (7.2) 5.0 (7.2)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
42、 from a free-rise block of foam, except where otherwise specified.BN/A = not applicable.CApparentThermal Conductivity tests shall be used for classification purposes only.The thermal conductivity values shown in this table were obtained usingTest MethodC518 or C177.DDimensional stability data at low
43、er temperature will be added when testing 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 retarder is required.FConsult manufacturer for certain applic
44、ation in cold climates where greater permeance values are desirable.GThis standard is used to measure and describe the response of materials, products, or assemblies to heat and flame under controlled conditions, but dose not by itselfincorporate all factors required for fire-hazard or fire-risk ass
45、essment of the materials, products, or assemblies under the actual fire conditions.HIn some cases facings used on composite products cause the flame spread index and smoke developed index of the composite to be significantly different than thefoam core indexes.C1126 113is less than 1 in., it shall b
46、e tested at the product thickness. SeeFootnote A of Table 1.13.4.1 In some cases, insulation foams are anisotropic and,therefore, strength properties vary with direction. The manu-facturer shall be consulted if additional information is required.13.5 Tensile Strength Determine by using Test MethodD1
47、623, Type C specimen, faced, in the direction normal to itsapplication.13.6 Thermal Performance:13.6.1 Foam Thermal Conductivity:13.6.1.1 Determine the apparent thermal conductivity oncore foam by Test Method C177 or Test Method C518 inconjunction with Practice C1045 using temperature differencesas
48、indicated in Practice C1058. In some cases above ambienttemperature where the insulation is used in pipe application,Test Method C335 is applicable. Precondition the samples at73 6 2F (23 6 1C), 50 6 5 % relative humidity for 72 h.Foam core specimens shall be cut such that the direction ofheat flow
49、during the test is parallel to the rise direction (alsocalled vertical, or height direction). The 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 shall be aminimum of 24 h. In the event of dispute, Test Method C177shall be used.NOTE 2For phenolic insulation, the core thickness has an impact onmeasured thermal resistance.As thickness i
