1、Designation:F3091/F3091M14Standard Specification forPowder Bed Fusion of Plastic Materials1This standard is issued under the fixed designation F3091/F3091M;the number immediately following the designation indicates the yearof original adoption or,in the case of revision,the year of last revision.A n
2、umber in parentheses indicates the year of last reapproval.A superscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification describes a method for defining re-quirements and ensuring component integrity for plastic partscreated using powder bed
3、 fusion processes.Materials includeunfilled formulations and formulations containing fillers,func-tional additives(for example,flame retardant),and reinforce-ments or combinations thereof.Processes include all powderbed fusion processes as defined in Terminology F2792.1.2 This specification is inten
4、ded for use by manufacturersof plastic parts using powder bed fusion and for customersprocuring such parts.1.3 The values stated in either SI units or inch-pound unitsare to be regarded separately as standard.The values stated ineach system may not be exact equivalents;therefore,eachsystem shall be
5、used independently of the other.Combiningvalues from the two systems may result in non-conformancewith the standard.1.4 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 sa
6、fety and health practices and determine the applica-bility of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2D638 Test Method for Tensile Properties of PlasticsD4000 Classification System for Specifying Plastic Materi-alsD6779 Classification System for and Basis of Spe
7、cificationfor Polyamide Molding and Extrusion Materials(PA)D6980 Test Method for Determination of Moisture in Plas-tics by Loss in WeightE11 Specification for Woven Wire Test Sieve Cloth and TestSievesF2792 TerminologyforAdditiveManufacturingTechnologies,2.2 ISO/ASTM Standard:2ISO/ASTM 52921 Standar
8、d Terminology for AdditiveManufacturing Coordinate Systems and Test Method-ologies2.3 ISO Standards:3ISO 527-1 Determination of tensile products Part 1:General principlesISO 3310-1 Test Sieves Technical Requirements andTesting Part 1:Test Sieves of Metal Wire ClothISO 9001 Quality management systems
9、 RequirementsISO 13485 Medical Devices Quality Management SystemISO 15512 Plastics Determination of Water Content-Second Edition2.4 Other Standards:AS9100 Quality Systems Aerospace Model for QualityAssurance in Design,Development,Production,Installa-tion and Servicing4ASQC C1 Standard C1 Specificati
10、on of General Require-ments for a Quality Program53.Terminology3.1 Additional definitions are listed in Terminology F2792.3.2 Definitions:3.2.1 batch processing,npowder preparation and deliveryprocess in which a powder batch is blended using specificquantities of virgin and used powder for use as fe
11、edstock,sometimes in quantities larger than the machine build volumeor feed region(s)or both.3.2.2 build cycle,nsingle cycle in which one or morecomponents are built up in layers in the process chamber of themachine.3.2.3 build volume,ntotal usable volume available in themachine for building parts.1
12、This specification is under the jurisdiction of ASTM Committee F42 onAdditive Manufacturing Technologies and is the direct responsibility of Subcom-mittee F42.05 on Materials and Processes.Current edition approved June 1,2014.Published July 2014.DOI:10.1520/F3091_F3091M-14.2For referenced ASTM stand
13、ards,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 American National Standards Institute(ANSI),25 W.43rd St.,4th Floor,New York
14、,NY 10036,http:/www.ansi.org.4Available from SAE International(SAE),400 Commonwealth Dr.,Warrendale,PA 15096-0001,http:/www.sae.org.5Available from American Society for Quality(ASQ),600 N.Plankinton Ave.,Milwaukee,WI 53203,http:/www.asq.org.Copyright ASTM International,100 Barr Harbor Drive,PO Box C
15、700,West Conshohocken,PA 19428-2959.United States1 3.2.4 continuous feed processing,npowder preparationand delivery process in which a powder batch is dynamicallyblended in a steady state process to deliver feedstock as neededto the powder bed.3.2.5 customer,nentity that receives end use parts from
16、apart manufacturer.3.2.6 feed region,nin batch processing,the lcoation(s)inthe machine where feedstock is stored and from which aportion of the feedstock is repeatedly conveyed to the part bedduring the build cycle.3.2.7 feedstock,nthe bulk raw material supplied to theadditive manufacturing building process.3.2.8 master bounding box,nthe orthogonally orientedminimum perimeter bounding box which encloses all of theparts in a single build.3.2.9 nesting,nparts that are made in one build cycle andar
