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nonoxide fibers

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Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003357
EISBN: 978-1-62708-195-5
... Abstract This article focuses on the production methods, properties, and applications of two main types of commercially available continuous-length ceramic fibers, namely, oxide fibers based on the alumina-silica system and on alpha-alumina, and nonoxide fibers based primarily on beta-phase...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003352
EISBN: 978-1-62708-195-5
... fibers are polycrystalline. Oxide ceramic (e.g., silica-alumina and pure alumina) fibers and nonoxide ceramic (e.g., silicon carbide) fibers ( Ref 4 ) are used to reinforce CMCs and MMCs ( Ref 5 ). The following overview of PMC reinforcing fibers focuses on the cost-considered value-in...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003359
EISBN: 978-1-62708-195-5
... Abstract For the reinforcement of metal-matrix composites, four general classes of materials are commercially available: oxide fibers based primarily on alumina and alumina silica systems, nonoxide systems based on silicon carbide, boron fibers, and carbon fibers. This article discusses the key...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002463
EISBN: 978-1-62708-194-8
..., structural clay products, technical ceramics, refractories, structural ceramics, of engineering ceramics, and electronic and magnetic ceramics. General processing variables that can affect structure and compositional homogeneity are discussed. Traditional ceramics that include both oxide and nonoxide...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003064
EISBN: 978-1-62708-200-6
... carbon fibers has dropped and their mechanical properties have increased. This article begins with an overview of the carbon conversion processes, fiber properties and microstructures, and interfacial bonding and environmental interaction of carbon fibers, followed by a detailed discussion on the various...
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006502
EISBN: 978-1-62708-207-5
... Abstract Most welding lasers fall into the category of fiber, disc, or direct diode, all of which can be delivered by fiber optic. This article provides a comparison of the energy consumptions and efficiencies of laser beam welding (LBW) with other major welding processes. It discusses the two...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003449
EISBN: 978-1-62708-195-5
... borosilicate glass or ∼1150 °C, or 2100 °F, for a high silica glass). For such applications, the relative ease of processing glass-matrix CFCCs can result in a significant cost savings. The fiber reinforcement within a CFCC is typically either SiC or carbon, although a number of other oxide and nonoxide...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003063
EISBN: 978-1-62708-200-6
..., (Al 2 O 3 + SiO 2 ), vapor-grown carbon fibers Continuous fibers    Oxide Al 2 O 3 , (Al 2 O 3 + SiO 2 ), ZrO 2 , silica-based glasses  Nonoxide B, C, SiC, Si 3 N 4 , BN Source: Ref 5 An “ideal” reinforcement for a structural CMC in a demanding application has the following...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003400
EISBN: 978-1-62708-195-5
... Abstract One of the key attributes of continuous fiber-reinforced ceramic composites (CFCCs) is their ability to undergo inelastic straining upon mechanical loading. This article reviews the mechanics of inelastic deformation and fracture of CFCCs, as needed for the development of damage...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003422
EISBN: 978-1-62708-195-5
... Abstract This article describes the manufacture, post-processing, fabrication, and properties of carbon-carbon composites (CCCs). Manufacturing techniques with respect to the processibility of different geometries of two-directional and multiaxial carbon fibers are listed in a table. The...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003012
EISBN: 978-1-62708-200-6
...--blowing agents, mold-release agents, lubricants, plasticizers, and heat stabilizers--and for improving properties antimicrobials, antioxidants, antistatic agents, colorants, fillers and fiber reinforcements, flame retardants, impact modifiers, light stabilizers, plasticizers, and heat stabilizers...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001079
EISBN: 978-1-62708-162-7
..., machining, forming, cleaning, joining, and coatings. The Article also presents information on, and specifications for, the following metals and their alloys: niobium, tantalum, molybdenum, tungsten, rhenium, and refractory metal fiber-reinforced composites. It discusses the processes involved in their...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003067
EISBN: 978-1-62708-200-6
... Abstract This article reviews the applications of traditional glasses in architecture, transportation, construction, houseware, containers, and fibers. It also describes uses of specialty glasses for aerospace and military applications, biomedical and dental applications, chemical-resistant...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003372
EISBN: 978-1-62708-195-5
... infiltration polymer infiltration polymer pyrolysis sol-gel process FIBER-REINFORCED CERAMIC-MATRIX COMPOSITES (CMCs) have received a great deal of interest since the 1980s for their potential as high-temperature structural materials. This new class of composites has been the subject of many research...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001318
EISBN: 978-1-62708-170-2
... vehicle slurry coatings CARBON-CARBON is a unique composite material in which a nonstructural carbonaceous matrix is reinforced by carbon fibers to create a heat-resistant structural material. The carbon fibers are generally employed as woven fabric in two-dimensional laminates, or as...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003421
EISBN: 978-1-62708-195-5
... preform) SiC/SiC, C/SiC Polymer conversion (infiltration and pyrolysis) C/C, C/SiC, SiC/Si-C-N Cold pressing of a matrix powder and fiber mixture followed by sintering is a natural extension from conventional processing of ceramics. Shrinkage is a common problem...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003842
EISBN: 978-1-62708-183-2
... ceramics. Useful oxide ceramics include silica, alumina (Al 2 O 3 ), mullite (3Al 2 O 3 · 2SiO 2 ), various stabilized zirconia (ZrO 2 ) compositions, and composites with either oxide or nonoxide reinforcements in an oxide matrix. Luthra and Park ( Ref 79 ) have shown that SiC-reinforced Al 2 O 3...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003005
EISBN: 978-1-62708-200-6
..., ceramics cannot be melt processed (i.e., cast) because of high melting points. Instead, they are often manufactured by more expensive powder technology techniques. Similarly, a polymer that is reinforced with chopped glass fibers cannot be processed using blow molding, yet the same material can readily be...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005618
EISBN: 978-1-62708-174-0
... (1.064 μm), fiber lasers (1.07 μm), copper vapor lasers (0.511 and 0.578 μm), and even excimer lasers (0.193 to 0.308 μm) that can achieve drilling by ablation, used predominantly in nonmetals due to their short ultraviolet wavelength. Table 12 illustrates examples of set-up parameters representative...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003054
EISBN: 978-1-62708-200-6
... type of material used as the resistance heating element: Graphite Refractory metal Nonoxide ceramics Oxide ceramics Graphite is an excellent material for resistance heating elements because it has an extremely low vapor pressure. Even at 4000 K (6740 °F), the vapor pressure of the...