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powder compaction

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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 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, such as...
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
... Abstract This chapter covers the basic steps of the powder metallurgy process, including powder manufacture, powder blending, compacting, and sintering. It identifies important powder characteristics such as particle size, size distribution, particle shape, and purity. It compares and contrasts...
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
..., substantial effort has been made to reduce the cost of powder and powder-base components. Costs for optimum powder and for consolidation to produce fully dense, high-quality compacts remain an obstacle to powder use in the titanium alloy field. Improved low-cost powder production and fabrication procedures...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2007
DOI: 10.31399/asm.tb.pmsspmp.9781627083126
EISBN: 978-1-62708-312-6
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480161
EISBN: 978-1-62708-318-8
... Fatigue Behavior of Ti-6Al-4V Prealloyed Powder Compacts , Metall. Trans. A , Vol 17 , Feb 1986 , p 271 10.1007/BF02643903 8.22 Dutta B. and Froes F.H. , The Additive Manufacture (AM) of Titanium Alloys , Adv. Mater. Process. , Feb 2014 , p 18 – 23 8.23 Dehoff R...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230267
EISBN: 978-1-62708-298-3
.... , Habashi F. , and Hanson G.T. , 1965 . “ The Preparation of Ultra-Fine Beryllium Powder by the Amalgam Process ,” Report on NASA Contract NASW 1099, General Astrometals Corporation Greenspan J. , 1964 . High Pressure Isostatic and Pressureless Sintering of Some Metal Powder Compacts...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130395
EISBN: 978-1-62708-284-6
... industries, such as the refrigerator, lawnmower, and hand tools industries, have also extensively adopted PM parts (Ref 1) . Manufacture of powder metal parts involves pressing of metal powder in a die, sintering the green compact so that metallurgical bonding takes place, sizing or coining for...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720393
EISBN: 978-1-62708-305-8
... has become more prevalent as parts producers have begun to use higher compaction pressures in an effort to achieve high density, high performance powder metallurgy (P/M) steels. Proper press setup for molding P/M parts is also critical to prevent cracking. In a flanged part that experiences a change...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290201
EISBN: 978-1-62708-319-5
.../j.jmatprotec.2004.06.008 23. Suzuki H.Y. , Murai M. , Tashima S. , and Kuroki H. , Microwave Sintering of Alumina Made by High Speed Centrifugal Compaction Process , J. Jpn. Soc. Powder Powder Metall. , Vol 49 , 2002 , p 989 – 995 10.2497/jjspm.49.989 24. Suzuki H.Y...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.9781627083195
EISBN: 978-1-62708-319-5
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280117
EISBN: 978-1-62708-267-9
... container is sealed, it is heated to the desired temperature and compacted, either isostatically under gas pressure or in a closed die. Hot isostatic pressing has been used both to produce shapes directly for final machining and to consolidate billets for subsequent forging. In HIP, powder-filled...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290085
EISBN: 978-1-62708-319-5
... homogeneity powder-binder feedstock powder-binder ratio rheological behavior wetting The powder-binder mixture used for shaping is designated as feedstock. It is often in the form of pellets or slurries, although it can also be powders that are mixed with binders for die compaction. Several decisions...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2007
DOI: 10.31399/asm.tb.pmsspmp.t52000059
EISBN: 978-1-62708-312-6
... Abstract This chapter discusses the sintering process for stainless steel powders and its influence on corrosion resistance. It begins with a review of sintering furnaces and atmospheres and the effect of temperature and density on compact properties such as conductivity, ductility, and...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230295
EISBN: 978-1-62708-298-3
... Abstract The vast majority of beryllium products are manufactured from blocks, forms, or billets of compacted powder that are machined or worked into shape. This chapter describes the metalworking processes used, including rolling, forming, forging, extrusion, drawing, and spinning. It covers...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2007
DOI: 10.31399/asm.tb.pmsspmp.t52000203
EISBN: 978-1-62708-312-6
... Abstract This atlas contains images showing how sintering conditions (time, temperature, and atmosphere) and compaction pressure affect the microstructure of different types of stainless steel. It also includes images of stainless steel powders, fracture surfaces, and test specimens...
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
... in size and half the powder mass is larger in size. Particle packing is measured by the apparent and tap densities, the latter reflecting the density attained through vibration but without compaction. The ratio of tap density to apparent density is a rough particle shape index. The larger this ratio...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290111
EISBN: 978-1-62708-319-5
... applicable to these shaping processes. additive manufacturing cold isostatic pressing die compaction extrusion injection molding shaping slip casting slurry casting tape casting Various powders and powder-binder formulations are used with combinations of pressure and temperature to form a...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120025
EISBN: 978-1-62708-269-3
.... The conversion of ingot into general mill products—billet, bar, plate, sheet, strip, extrusions, tube, and wire—is what we define as primary fabrication. Forging, casting, powder metallurgy, and joining techniques used to produce a finished product are secondary fabrication. Mill products can readily...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290139
EISBN: 978-1-62708-319-5
... during Solvent Debinding of Powder Injection Molded Compacts , Metall. Mater. Trans. A , Vol 40 , 2009 , p 768 – 779 10.1007/s11661-008-9760-6 5. Camargo A. , Rodrigues D. , and Tschiptschin A.P. , Debinding Kinetics of Injection Molding Samples—The Effects of the Binder Melt...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290001
EISBN: 978-1-62708-319-5
.... (g) Electronic iron aluminide foils fabricated by powder rolling. Courtesy of Altria Group. (h) Automotive spark plugs incorporate an alumina (white) insulator fabricated by cold isostatic pressing. (i) Steel compressor blade fabricated by ink jet printing. (j) Tool steel compaction punch formed by...