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powder production methods

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280117
EISBN: 978-1-62708-267-9
... involve only one of the following atomization processes: Inert gas atomization Soluble gas atomization Centrifugal atomization Powder production methods Table 7.5 Powder production methods Step Inert gas atomization (a) Soluble gas process Rotating electrode process (b...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230267
EISBN: 978-1-62708-298-3
... they are consolidated prior to sintering. It also compares and contrasts the properties of beryllium products made using different methods and provides composition and particle size data on commercially available powders. beryllium powder beryllium powder metallurgy sintering 19.1 Introduction 19.2...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480161
EISBN: 978-1-62708-318-8
... are produced from powders and how the different methods compare with each other and with conventional production techniques. The methods covered include powder injection molding, spray forming, additive manufacturing, blended elemental processing, and rapid solidification. fatigue limit fracture...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060117
EISBN: 978-1-62708-261-7
... in./in.) Very good ±0.0015 in./in Production rate Excellent Good Poor Excellent Production quantity >5000 >5000 1–1000 >10,000 Cost Excellent Good Poor Very good Sintering temperatures for powder metal alloys and special ceramics Table 6.6 Sintering temperatures...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060085
EISBN: 978-1-62708-261-7
... (water), lower energy usage for pressurization compared to gas or air atomization methods, and the very high productivity that can be achieved (up to 30 tons/h or approximately 500 kg/min). The primary limitations of water atomization are powder purity, particle shape, and surface oxygen content...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290009
EISBN: 978-1-62708-319-5
.../imr.1996.41.3.85 • McCracken C.G. and Barbis D.P. , Review of Current Hydride-Dehydride (HDH) Powder Production Methods which Impact the Chemistry, Morphology and Particle Size Distribution of Titanium Based Powders , Advances in Powder Metallurgy and Particulate Materials—2010...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120047
EISBN: 978-1-62708-269-3
.... The PA method is intended to produce high-performance components in complex shapes with properties comparable to or exceeding those of ingot metallurgy versions of the same alloys. Powder-Making Process Elemental Powder By necessity, the powder production processes for titanium and its alloys...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130395
EISBN: 978-1-62708-284-6
... are then discussed. Some case studies are given that illustrate different failures and the methods of prevention of these failures. References References 1. Asm Handbook , Volume 7 , Powder Metal Technologies and Applications , 1998 2. Klar E. and Samel P. , Powder Metallurgy...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.tb.hpcspa.t54460173
EISBN: 978-1-62708-285-3
... in a container ( Ref 6.7 ). This method allows production of advanced and nanostructured materials starting from blended elemental powder mixtures with unique advantages in material chemistry and microstructure. High-Energy Ball Milling One of the processes that can be used to transform the powder...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740373
EISBN: 978-1-62708-308-9
... Density Fair Very good Excellent Excellent Dimensional tolerance Excellent Good Poor Very good Production rate Excellent Good Poor Excellent Cost Excellent Good Poor Very good Source: Ref 9 Application of powder processing methods Table 3 Application of powder...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250139
EISBN: 978-1-62708-345-4
.... Helical gears have not been produced by powder forging, but recent production tests have been performed on a unique tooling method for powder forging of helical gears. One production trial involved the powder forging of a helical gear with a 31° helix angle and a normal pressure angle of 15...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550193
EISBN: 978-1-62708-307-2
... Production Operations 4.3 Powder Consolidation Methods 4.4 Beryllium Grades and Their Designations 4.5 Wrought Products and Fabrication 4.6 Forming Beryllium 4.7 Beryllium Machining 4.8 Beryllium Joining 4.9 Aluminum-Beryllium Alloys 4.10 Beryllium Corrosion 4.11 Corrosion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230295
EISBN: 978-1-62708-298-3
... of anisotropy leads to improved overall ductility. Consequently, impact grinding has become the major mechanical-production method for producing beryllium powders. Less anisotropy is obtained under isostatic loading (HIPing) than under uniaxial loading (VHPing). The minimization of anisotropic properties...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720393
EISBN: 978-1-62708-305-8
..., the test bar does not experience distortion. This testing procedure is used mainly as a quality control tool to ensure the maintenance of minimum mechanical properties. During P/M part production, this method is used to evaluate properties of incoming powder, such as compressibility, sintered strength...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550511
EISBN: 978-1-62708-307-2
...-tetragonal zirconia polycrystalline (Y-TZP). It also provides information on materials selection, design optimization, and joining methods, and covers every step of the ceramic production process. brazing ceramic processing diffusion bonding structural ceramics toughened ceramics weibull analysis...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310155
EISBN: 978-1-62708-286-0
... to freeze into small particles. These particles, having been quenched extremely rapidly, are quite homogeneous. Powder technology methods allow for the design of alloys that would otherwise freeze with too much segregation and too coarse a structure with conventional production methods. Traditional powder...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2007
DOI: 10.31399/asm.tb.pmsspmp.t52000039
EISBN: 978-1-62708-312-6
...Abstract Abstract This chapter discusses the methods by which stainless steel powders are shaped and compacted prior to sintering, including rigid die compaction, metal injection molding, extrusion, and hot isostatic pressing. It explains where each process is used and how processing parameters...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ems.t53730139
EISBN: 978-1-62708-283-9
... of the polymerization reaction. In all cases the foam is formed into the desired shape by molding. Many products are made by pressing and sintering powders. Most ceramics are consolidated this way. Refractory oxides ceramics cannot be fabricated by melting and freezing. Sintering also is used to produce parts...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.tb.hpcspa.t54460253
EISBN: 978-1-62708-285-3
... treatments were performed using a tube furnace with an argon atmosphere. A wide range of characterization methods was employed, including, among others, powder size as measured by laser diffraction; powder flowability by Metal Powder Industries Federation standard 03; chemical analysis by inert gas fusion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480001
EISBN: 978-1-62708-318-8
... melting, alloy development, physical metallurgy, and the production of mill products as early as 1948. Powder approaches were evaluated, but vacuum arc melting proved to be most successful. The first titanium for actual flight was ordered from Remington Arms in 1949 by the Douglas Company. Unalloyed (A70...