1、Designation:D780212(Reapproved 2016)Standard Terminology forPaint Roller Application Tools1This standard is issued under the fixed designation D7802;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A number i
2、n parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This standard establishes the definitions or terminologyused in the manufacturing and testing of paint rollers.1.2 This standard does not purport t
3、o 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 limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2D5069 Practi
4、ce for Preparation of Paint-Roller Covers forEvaluation of Architectural CoatingsD6337 Practice for Physical Characterization of WovenPaint Applicator FabricsD7073 Guide for Application and Evaluation of Brush andRoller Applied Paint Films3.Terminology3.1 Definitions:fabric,nfor paint applicators,a
5、paint carrying medium madeby knitting or weaving;fabrics may consist of synthetic ornatural materials,or a combination of both.formulation,na specification that gives ingredients andamounts,or process.matting,nfor fabric fibers,a condition where they tend to lieflat during application.nap,nfor fabri
6、c fibers,the length of fibers essentiallyperpendicular to the surface.pick-up,nfor paint applicators,after break-in,the amount ofpaint,or other coating material,an applicator can hold.release,nfor paint applicators,after break-in,the amount ofpaint,or other coating materials,that the applicator cand
7、ispense after pick up.sliver knitting,na process for producing an array of fiberslocked essentially perpendicular to a knit backing.wet edge time,nthe length of time a wet,coated region canstand before showing lap marks when an overlapped regionis coated;this is also known as wet edge retention.4.Ke
8、ywords4.1 definitions;fabric;terminologyASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard.Users of this standard are expressly advised that determination of the validity of any such patent rights,and the r
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13、minology is under the jurisdiction of ASTM Committee D01 on Paintand Related Coatings,Materials,and Applications and is the direct responsibility ofSubcommittee D01.61 on Paint Application Tools.Current edition approved Dec.1,2016.Published December 2016.Originallyapproved in 2012.Last previous edit
14、ion approved in 2012 as D7802 12.DOI:10.1520/D7802-12R16.2For 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.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1
