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oxide powder precursor

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870573
EISBN: 978-1-62708-314-0
... used to produce ceramic composites, including powder processing, slurry infiltration and consolidation, polymer infiltration and pyrolysis, chemical vapor infiltration, directed metal oxidation, and liquid silicon infiltration. References References 1. Lackey W.J. and Starr T.L...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550569
EISBN: 978-1-62708-307-2
... composites, continuous fiber ceramic composites, and carbon-carbon composites. It also describes a number of ceramic-matrix composite processing methods, including cold pressing and sintering, hot pressing, reaction bonding, directed metal oxidation, and liquid, vapor, and polymer infiltration. ceramic...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290251
EISBN: 978-1-62708-319-5
... is draped on the component and heated to sinter bond the coating. An idea for titanium components is to paint the component surface with a titanium-zirconium powder mixture using a solvent-binder formulation. During sinter bonding, that layer oxidizes to form a lustrous blue-black tenacious surface...
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
... production routes are mechanical milling, chemical precipitation, electrolytic deposition, and melt atomization. Different production steps are often combined to customize the powder characteristics. For example, metal powders can be reduced from an oxide by heating in hydrogen followed by milling...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230361
EISBN: 978-1-62708-298-3
... to be conducted in a glove-box system, working in an argon atmosphere to minimize oxidation. For example, with a source powder containing 0.9 wt% BeO, spraying unprotected in air gave 1.5 to 2.5 wt% BeO compared to 1.2 to 2.0 wt% BeO obtained using an argon cover. The electric power of the arc device varies...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ems.t53730081
EISBN: 978-1-62708-283-9
... by substituting “a” for “ium” or “um” at the end of a metal’s name. Thus, alumina is aluminum oxide, and soda is sodium oxide.) Ceramics also are used as tools for high-speed machining of metals. The high hardness of ceramics at room temperature leads to their use as abrasives, either as loose powder...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480001
EISBN: 978-1-62708-318-8
... Table 1.11 Structural materials Material Consumption/year, 10 3 metric tons Titanium 50 Magnesium 320 Aluminum 25,000 Steel 700,000 Wood 400,000 Cost of titanium precursors Table 1.12 Cost of titanium precursors Precursor Cost, 2014 U.S. dollars/lb Cost...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550457
EISBN: 978-1-62708-307-2
..., aluminum oxide (Al 2 O 3 ), and refractory metals. Discontinuous reinforcements consist mainly of SiC in whisker (w) form, particulate (p) types of SiC, Al 2 O 3 , and titanium diboride (TiB 2 ), and short or chopped fibers (c) of Al 2 O 3 or graphite. A relative comparison of composite performance...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110351
EISBN: 978-1-62708-247-1
... Geometries Value of Circuit Edit Introduction chemistry assisted etching circuit edit tools focused ion beam low-k dielectrics silicon debug silicon oxides Abstract Abstract Circuit edit has been instrumental to the development of focused ion beam (FIB) systems. FIB tools for advanced...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870179
EISBN: 978-1-62708-299-0
...Abstract Abstract This chapter discusses the ambient-temperature corrosion characteristics of aluminum metal-matrix composites (MMCs), including composites formed with boron, graphite, silicon carbide, aluminum oxide, and mica. It also discusses the effect of stress-corrosion cracking...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280117
EISBN: 978-1-62708-267-9
... on spray forming and consolidation by atmospheric pressure, and includes a section on powder-based disk components, where it discusses the general advantages of P/M as well as the effects of inclusions, carbon contamination, and the formation of oxide and carbide films due to prior particle boundary...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230007
EISBN: 978-1-62708-298-3
... application of pressures up to 4800 kPa (700 psi). The operations must be carried out under vacuum to minimize oxidation. Powder metallurgy blocks of beryllium metal produced by this technique are relatively isotropic with respect to both physical and mechanical properties, have excellent dimensional...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230499
EISBN: 978-1-62708-298-3
..., including electrical and electronics. It is present as a dispersion in metallic beryllium. The oxides originate from the surface oxidation of the powders that are used in the production of the metal billets.) Although finished products of both the beryllium metal and its oxide in their solid forms...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550001
EISBN: 978-1-62708-307-2
... using physical vapor deposition. Unfortunately, beryllium is very expensive, brittle, reactive, and toxic. Its production is quite complicated, and hence, the applications of beryllium alloys are very limited. Beryllium oxide (BeO), which is also toxic in a powder form, is used to make high...
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
...), reported in U.S. dollars Table 7.5 Capital equipment comparison for binder removal, rationalized to 1 kg/h (2.2 lb/h), reported in U.S. dollars Approach Capital cost, $1000s Comments Thermal, air 20 120 h cycle, applicable to oxide powders Thermal, inert 40 Heated retort, requires...
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
... mechanical properties, corrosion/oxidation resistance, or electrical, optical, and/or magnetic properties. This group includes many monolithic ceramics as well as particulate-, whisker-, and fiber-reinforced glass-, glass ceramic-, and ceramic-matrix composites. The classification of advanced ceramics...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290035
EISBN: 978-1-62708-319-5
..., such as stearates, stearic acid, or magnesium stearate, as well as phosphates and sulfonates, to adjust viscosity, lubricate tooling, disperse particles, or induce binder wetting of the powder. In the case of binders deposited via ink jet printing, the binder contains solvents to lower the viscosity for easier...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290085
EISBN: 978-1-62708-319-5
... magnesia (MgO) packs best in a solution pH of 12; others are titania (TiO 2 ) at 6.0, iron oxide (Fe 2 O 3 ) at 8.6, and alumina (Al 2 O 3 ) at 9. For example, using a 0.5 μm alumina powder dispersed in water, the packing density changes from 47 vol% at pH 4 to 63 vol% at pH 9. In these cases, the tap...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170351
EISBN: 978-1-62708-297-6
..., is a thermodynamically reactive metal; among structural metals, only beryllium and magnesium are more reactive. Aluminum owes its excellent corrosion resistance and its usage as one of the primary metals of commerce to the barrier oxide film that is bonded strongly to its surface. The normal surface film formed in air...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480161
EISBN: 978-1-62708-318-8
...Categories of titanium powder metallurgy Table 8.4 Categories of titanium powder metallurgy Category Features Status Additive manufacturing Powder feed melted with a laser or other heat source Pilot production Powder injection molding Use of a binder to produce complex, small...