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1、Powder Metal Testing for 3D Printing(Additive Manufacturing):Characterization and SafetyAlex Di Sciullo Jones|Aug.1,2022WHITE PAPER2NoticeThe issuance of this report does not constitute an endorsement of any proposed amendment and in no way implies Listing,Classification or other recognition by UL S

2、olutions,and does not authorize the use of UL Listing or Classification Marks or any other reference to UL Solutions on or in connection with the product.UL LLC,its employees and its agents shall not be responsible to anyone for the use or nonuse of the information contained in this report and shall

3、 not incur any obligation or liability for damages,including consequential damages,arising out of or in connection with the use of or inability to use the information contained in this report.UL.com/SolutionsRelease type Internal External(confidential)External(public)UL distribution Distribution all

4、owed internally throughout UL SolutionsExternal distributionApproved for public distribution outside of UL SolutionsDate:Aug.1,2022Keywords:Additive Manufacturing,3D Printing,Powder Metal,Laser Sintering,Flammable/Explosive Dust,Material Testing,Chemical Analysis,Density,Reflectivity,Thermal Propert

5、ies,Particle Size/ShapeTitle:Powder Metal Testing for Additive Manufacturing:Characterization and SafetyAuthor(s)DepartmentEmailAlex Di Sciullo JonesResearch&DevelopmentAlex.DiSciulloJonesUL.comReviewer(s)DepartmentEmailFred ArazanStrategy&Portfolio InnovationFred.ArazanUL.comUL and the UL logo are

6、trademarks of UL LLC,2022.No portion of this document may be copied or transmitted without the written permission of UL LLC.Executive summaryWHITE PAPER3The general goal of producing a 3D-printed metal part is to use it in production applications that take advantage of the properties of the metal us