ASTM C764-17 Standard Specification for Mineral Fiber Loose-Fill Thermal Insulation.pdf
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1、Designation: C764 17Standard Specification forMineral Fiber Loose-Fill Thermal Insulation1This standard is issued under the fixed designation C764; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number
2、 in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the U.S. Department of Defense.1. Scope1.1 This specification covers the composition and physicalp
3、roperties of nodulated mineral fiber thermal insulation for usein attics or enclosed spaces in housing and other framedbuildings.1.2 The values stated in inch-pound units are to be regardedas standard. The values given in parentheses are mathematicalconversions to SI units that are provided for info
4、rmation 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 of this standard to establish appro-priate safety, health and environmental practices and deter-mine the applicabi
5、lity of regulatory limitations prior to use.1.4 This international standard was developed in accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment of International Standards, Guides and Recom-mendations issued by the W
6、orld Trade Organization TechnicalBarriers to Trade (TBT) Committee.2. Referenced Documents2.1 ASTM Standards:2B152/B152M Specification for Copper Sheet, Strip, Plate,and Rolled BarC168 Terminology Relating to Thermal InsulationC177 Test Method for Steady-State Heat Flux Measure-ments and Thermal Tra
7、nsmission Properties by Means ofthe Guarded-Hot-Plate ApparatusC390 Practice for Sampling and Acceptance of ThermalInsulation LotsC518 Test Method for Steady-State Thermal TransmissionProperties by Means of the Heat Flow Meter ApparatusC687 Practice for Determination of Thermal Resistance ofLoose-Fi
8、ll Building InsulationC870 Practice for Conditioning of Thermal Insulating Ma-terialsC1104/C1104M Test Method for Determining the WaterVapor Sorption of Unfaced Mineral Fiber InsulationC1304 Test Method for Assessing the Odor Emission ofThermal Insulation MaterialsC1338 Test Method for Determining F
9、ungi Resistance ofInsulation Materials and FacingsC1363 Test Method for Thermal Performance of BuildingMaterials and Envelope Assemblies by Means of a HotBox ApparatusC1374 Test Method for Determination of Installed Thick-ness of Pneumatically Applied Loose-Fill Building Insu-lationC1574 Guide for D
10、etermining Blown Density of Pneumati-callyApplied Loose-Fill Mineral Fiber Thermal InsulationC1617 Practice for Quantitative Accelerated LaboratoryEvaluation of Extraction Solutions Containing IonsLeached from Thermal Insulation on Aqueous Corrosionof MetalsC1630 Guide for Development of Coverage Ch
11、arts forLoose-Fill Thermal Building InsulationsE136 Test Method for Behavior of Materials in a VerticalTube Furnace at 750CE970 Test Method for Critical Radiant Flux of ExposedAtticFloor Insulation Using a Radiant Heat Energy SourceG1 Practice for Preparing, Cleaning, and Evaluating Corro-sion Test
12、Specimens3. Terminology3.1 DefinitionsFor definitions of terms used in thisspecification, refer to Terminology C168.3.2 Definitions of Terms Specific to This Standard:3.2.1 settled densityThe mass per unit volume of a loose-fill insulation after which time or forces, or both, have exertedtheir effec
13、t upon thickness.3.2.1.1 DiscussionThe settled density is determined usinglong term aging studies in attics.1This specification is under the jurisdiction of ASTM Committee C16 onThermal Insulation and is the direct responsibility of Subcommittee C16.23 onBlanket and Loose Fill Insulation.Current edi
14、tion approved Sept. 1, 2017. Published September 2017. Originallyapproved 1973. Last previous edition approved in 2011 as C764 11. DOI:10.1520/C0764-17.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMSta
15、ndards 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. United StatesThis international standard was developed in accordance with internationally recognized principl
16、es 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.14. Classification4.1 The nodulated mineral fiber thermal insulation shall beof
17、 the following types and classes:4.1.1 Type IPneumatic application.4.1.2 Type IIPoured application.5. Ordering Information5.1 Both types of nodulated mineral fiber thermal insulationare intended for use as thermal insulation in open spaces, suchas attics and enclosed spaces, such as walls, in housin
18、g andbuildings at ambient temperatures. Type I is used for pneumaticapplication (blown or conveyed by an air stream through a hoseand discharged over the area to be insulated). Type II is usedfor application by pouring in place.6. Materials and Manufacture6.1 Basic MaterialThe basic material shall b
19、e fibers madefrom mineral substances such as rock, slag, or glass processedfrom the molten state into an incombustible fibrous form.6.2 ManufactureThe fibers shall be mechanically pro-cessed into nodules, and are permitted to be treated to provideimproved processing and handling characteristics suit
20、able forinstallation by pouring or pneumatic applications.7. Physical Properties7.1 Thermal CharacteristicsThe standard thermal resis-tance values normally recommended for open application areexpressed in Fhft2/Btu (Km2/W). Typical values are shownin Table 1. R values others than those listed in Tab
21、le 1 shall beas agreed upon between the supplier and the purchaser. Thethermal resistance R for the average of any (four) randomlyselected samples shall not be more than 5 % below themutually agreed upon R value when tested in accordance with12.2, nor shall any single specimen be more than 10 % belo
22、wthe mutually agreed upon R value.7.2 Critical Radiant FluxMineral fiber loose fill whentested in accordance with 12.3 shall have a critical radiantflux-flame propagation resistance 0.12 W/cm2(.11 Btu/ft2 s).7.3 Combustion CharacteristicsMineral fiber loose fillwhen tested in accordance with 12.4 sh
23、all not have a recordedtemperature rise of more than 54F (30C); shall have noflaming after the first 30 s; and, if the specimen weight lossexceeds 50 % during the test, the recorded temperature of thespecimen during the test shall not rise above the furnace airtemperature at the beginning of the tes
24、t, and there shall be noflaming of the specimen.7.4 Water Vapor SorptionThe water vapor sorption of theinsulation shall not be more than 5 % by weight when tested inaccordance with 12.5.7.5 Odor EmissionA detectable odor of a strong objec-tionable nature recorded by more than two of the five panelme
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