ASTM_C_1620_-_16.pdf

Designation:C162016Standard Specification forAerosol Polyurethane and Aerosol Latex Foam Sealants1This standard is issued under the fixed designation C1620;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.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 types,grades,and physicalproperties of aerosol polyurethane and aerosol latex foamsextruded from pressurized containers and intended for buildingenvelope air barrier sealant applications in building construc-tion.1.2 For specific aerosol foam sealant applications,opera-tional temperature limit criteria shall be as agreed uponbetween the aerosol sealant manufacturer and the purchaser.1.3 The values in SI units are to be regarded as standard.The values shown in parentheses are for information andapproximation only.1.4 The committee with jurisdiction over this standard is notaware of any comparable standards published by other orga-nizations.1.5 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 requirements prior to use.2.Referenced Documents2.1 ASTM Standards:2C168 Terminology Relating to Thermal InsulationC390 Practice for Sampling and Acceptance of ThermalInsulation LotsC717 Terminology of Building Seals and SealantsC1536 Test Method for Measuring the Yield for AerosolFoam SealantsC1642 Practice for Determining Air Leakage Rates of Aero-sol Foam Sealants and Other Construction Joint Fill andInsulation MaterialsC1643 Test Method to Measuring the Post Dispensing Volu-metric Expansion of Aerosol Foam SealantsC1737 Guide for Evaluating Temperature Effects to AerosolFoam Sealant During and After DispensingD883 Terminology Relating to PlasticsD6226 Test Method for Open Cell Content of Rigid CellularPlasticsE84 Test Method for Surface Burning Characteristics ofBuilding MaterialsE283 Test Method for Determining Rate of Air LeakageThrough Exterior Windows,Curtain Walls,and DoorsUnder Specified Pressure Differences Across the Speci-menE814 Test Method for Fire Tests of Penetration FirestopSystemsE2690 Practice for Specimen Preparation and Mounting ofCaulks and Sealants to Assess Surface Burning Charac-teristicsIEEE/ASTM SI 10 American National Standard for Use ofthe International System of Units(SI)(The ModernizedMetric System)2.2 Other Documents:SPFA Document AY119 Glossary of Terms Common to thePolyurethane Foam Industry3CAN/CGSB 51.93 Air Barrier Materials4CAN/ULC-S710.1 Standard for Thermal Insulation-Bead-Applied One-Component Polyurethane Air Sealant Foam,Part 1,Section 6.5.1,“Air Permeance”4CAN/ULC-S710.2 ProposedStandardforThermalInsulation-Bead-Applied One-Component PolyurethaneAir Sealant Foam,Part 2,Product Installation449 Code of Federal Regulations 178.335UL 723 Test for Surface Burning Characteristics of BuildingMaterials6UL 1479 Standard for Fire Tests of Through-PenetrationFirestops61This specification is under the jurisdiction of ASTM Committee C24 onBuilding Seals and Sealants and is the direct responsibility of Subcommittee C24.61on Aerosol Foam Sealants.Current edition approved Jan.1,2016.Published February 2016.Originallyapproved in 2005.Last previous edition approved in 2012 as C1620-12.DOI:10.1520/C1620-16.2For 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 ASTM website.3Available from the Spray Polyurethane Foam Alliance,440 Fair Lakes Court,Suite 105,Fairfax,VA 22033.4Available from the Canadian StandardsAssociation,5060 Spectrum Way,Suite100,Mississauga,ON L4W 5N6 Canada.5Available from U.S.Government Printing Office,Superintendent ofDocuments,732 N.Capitol St.,NW,Mail Stop:SDE,Washington,DC 20401.6Available from Underwriters Laboratories(UL),Corporate Progress,333Pfingsten Rd.,Northbrook,IL 60062.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 3.Terminology3.1 Definitions:3.1.1 For definitions of terms used in this specification,referto Terminologies C168,C717,D883,and SPFA DocumentAY119.(SPFAstands for Spray Polyurethane FoamAlliance.)33.1.2 tack-free time,nas defined in 10.2.3.1.3 trim time,nas defined in 10.2.4.Classification4.1 Type I Aerosol Polyurethane Foam Sealants in contain-ers one litre or less.4.2 Type II Aerosol Latex Foam Sealants in containers onelitre or less.4.3 Grade 1 Aerosol Foam Sealants contain flammable gasblowing agent or propellant,or both,and are classified as aflammable aerosol by DOT.4.4 Grade 2 Aerosol Foam Sealants contain nonflammableblowing agent or pro