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ASTM_D_2091_-_96_2017.pdf

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1、Designation:D209196(Reapproved 2017)Standard Test Method forPrint Resistance of Lacquers1This standard is issued under the fixed designation D2091;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

2、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 test method covers the resistance of dried lacquerfilms to

3、imprinting.1.2 The values stated in SI units are to be regarded as thestandard.The values given in parentheses are for informationonly.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 establ

4、ish appro-priate safety and health practices and determine the applica-bility 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 theDevelopmen

5、t of International Standards,Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade(TBT)Committee.2.Referenced Documents2.1 ASTM Standards:2D823 Practices for Producing Films of Uniform Thicknessof Paint,Varnish,and Related Products on Test PanelsD1005 Test Met

6、hod for Measurement of Dry-Film Thick-ness of Organic Coatings Using MicrometersD1186 Test Methods for Nondestructive Measurement ofDry Film Thickness of Nonmagnetic Coatings Applied toa Ferrous Base(Withdrawn 2006)3D1400 Test Method for Nondestructive Measurement of DryFilm Thickness of Nonconducti

7、ve Coatings Applied to aNonferrous Metal Base(Withdrawn 2006)3D5235 Test Method for Microscopic Measurement of DryFilm Thickness of Coatings on Wood Products2.2 U.S.Federal Specifications:4CCC-C-419(f)Cloth,Duck,Cotton,Unbleached,PliedCCC-C-440(e)Cloth,Cheesecloth,Bleached and Un-bleached3.Summary o

8、f Test Method3.1 A weight presses a piece of fabric against the testsurface.The surface is then examined and changes in appear-ance of the test surface are reported.4.Significance and Use4.1 An unsatisfactory appearance can result from pressuredeformation of a film inherently too soft or containing

9、residualsolvent.This test method is primarily used to evaluate theresistance of a lacquer finish to printing under the conditions ofpackaging,shipping,and warehousing.5.Apparatus and Materials5.1 Test PanelsAplane surface consisting of wood,metal,paper supported on plate glass,plastic,or other surfa

10、ce with anarea at least 100%greater than the base of the weight.Theplaneness,smoothness,and composition should be agreedupon by the purchaser and the seller.5.2 Imprinting Fabric,8-oz Army duck,Type III,conform-ing to Fed.Spec.CCC-C-419(f)or cheesecloth,Type I,conforming to Federal Specification CCC

11、-C-440(e).NOTE1With the cheesecloth only,use a pad of nonwoven felt clothat least 1.3 mm(0.05 in.)thick,weighing 0.24 kg/m2(7 oz/yd2)and largerthan the plane end of the weight.5.3 Weights,consisting of metal cylinders cut from standardstock 51 mm(2 in.)in diameter,with plane ends perpendicularto the

12、 axis,and of a length to give a pressure of 3.5 or 7.0 kPa(12or 1 lb/in.2).5.4 Automatic Application Equipment,(Optional),as de-scribed in Practices D823.1This test method is under the jurisdiction of ASTM Committee D01 on Paintand Related Coatings,Materials,and Applications and is the direct respon

13、sibility ofSubcommittee D01.52 on Factory Coated Wood Products.Current edition approved July 1,2017.Published July 2017.Originally approvedin 1962.Last previous edition approved in 2011 as D2091 96(2011).DOI:10.1520/D2091-96R17.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcon

14、tact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.3The last approved version of this historical standard is referenced onwww.astm.org.4Available from DLA Document Services,Building 4/D,700

15、 Robbins Ave.,Philadelphia,PA 19111-5094,http:/quicksearch.dla.mil.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 principles on standardization establi

16、shed 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 5.5 Film Thickness Measuring Apparatus,as described inTest Methods D1005,D1186,D1400,and D5235.6.Preparation of Test Specimen6.1 Single CoatsPrepare a specimen for test by applyingthe test lacquer to a panel with a film applicator or otherspecified method,as described in Practices D823,to give aspecified fil

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