1、Designation:C184817Standard Practice forInstallation of High-Pressure Spray Polyurethane FoamInsulation for the Building Enclosure1This standard is issued under the fixed designation C1848;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revis
2、ion,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 practice covers the installation of high-pressurespray polyurethane foam(SPF)as an insulation for buil
3、dingenclosure assemblies including:walls,ceilings,attics,floors,and crawl spaces.This practice does not apply to SPF usedstrictly as a component for an air barrier system or for SPFused in roofing applications.1.2 Building design criteria and selection of SPF are beyondthe scope of this practice.1.3
4、 The use of SPF insulation covered by this practice istypically regulated by building codes or other agencies thataddress fire performance.Where required the fire performanceof the material shall be addressed through standard fire testmethods established by the appropriate governing documents.1.4 Th
5、e values stated in SI units are to be regarded as thestandard.The values given in parentheses are for informationonly.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
6、safety and health practices and determine the applica-bility of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2C168 Terminology Relating to Thermal InsulationD4263 Test Method for Indicating Moisture in Concrete bythe Plastic Sheet MethodD4449 Test Method for Visual Ev
7、aluation of Gloss Differ-ences Between Surfaces of Similar AppearanceD4541 Test Method for Pull-Off Strength of Coatings UsingPortable Adhesion TestersD5469 Guide for Application of New Spray Applied Poly-urethane Foam and Coated Roofing SystemsD6226 Test Method for Open Cell Content of Rigid Cellul
8、arPlasticsD7425 Specification for Spray Polyurethane Foam Used forRoofing Applications2.2 European Standard:3EN 14315-2:2013 Thermal insulating products for buildings-In-situ formed sprayed rigid polyurethane(PUR)andpolyisocyanurate(PIR)foam products-Part 2:Specifica-tion for the installed insulatio
9、n products2.3 Society for Protective Coatings(SSPC):4SSPC SP 1 Society for Protective Coatings:Solvent Clean-ingSSPC SP 6 Society for Protective Coatings:CommercialBlast Cleaning2.4 Spray Polyurethane Foam Alliance(SPFA):5SPFA-119 Glossary of TermsSPFA-137 Spray Polyurethane Equipment GuidelinesSPFA
10、-143 Primers:Why,When and How to Use ThemSPFA-148 Spray Polyurethane Foam Insulation InstallationCertificate3.Terminology3.1 Definitions are in accordance with Terminology C168.3.2 Definitions:3.2.1 Specific Definitions per SPFA-119:3.2.2 lift,nthe sprayed polyurethane foam resulting frompasses of f
11、oam in a specific area,as defined by its thickness andthe area.3.2.3 pass,nthe amount of coating or polyurethane foamapplied by moving the gun from side to side and moving awayfrom fresh material,delineated by its width,length,andthickness.1This practice is under the jurisdiction of ASTM Committee C
12、16 on ThermalInsulation and is the direct responsibility of Subcommittee C16.40 on InsulationSystems.Current edition approved Feb.1,2017.Published March 2017.DOI:10.1520/C1848-17.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For
13、 Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.3Available from European Committee for Standardization(CEN),AvenueMarnix 17,B-1000,Brussels,Belgium,http:/www.cen.eu.4Available from Society for Protective Coatings(SSPC),800 Trumbull Dr.
14、,Pittsburgh,PA 15205,http:/www.sspc.org.5Available from Spray Polyurethane FoamAlliance(SPFA),3927 Old Lee Hwy.#101B,Fairfax,VA 22030,http:/www.sprayfoam.org/.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United StatesThis international standard was d
15、eveloped in accordance with internationally recognized principles 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.1 4.Classifications
16、4.1 Low-Pressure Spray Polyurethane FoamSpray poly-urethane foam where the plural components(A-and B-side)are delivered a pressure of less than 1.72 MPa(250 psi),at arate between 2.3 and 3.2 kg/min(5 and 7 lb/min)wherein theliquid components are mechanically mixed using a staticmixing nozzle.Components are typically delivered in pressur-ized tanks.4.2 High-Pressure Spray Polyurethane FoamSpray poly-urethane foam where the where the plural components(A-andB-side)are delivered at a pressure betwee
