1-20 of 114 Search Results for

nonoxide ceramics

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
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 ceramics, 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 ceramics are also reviewed. The article concludes with several...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003056
EISBN: 978-1-62708-200-6
... and glasses require them to be joined to each other or to other materials such as metals. This article focuses on ceramic joining technologies, including glass-metal sealing, glass-ceramic/metal joining, ceramic-metal joining, ceramic-ceramic joining, and the more advanced joining of nonoxide ceramics...
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
... in.) gage length Abstract 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...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003551
EISBN: 978-1-62708-180-1
... of nonoxide structural ceramics can be improved by using protective coatings. The use of a chemically vapor deposited (CVD) layer of the same composition as the substrate is a very promising application of coatings to regard the hot corrosion of structural ceramics ( Ref 16 ). Other methods investigated...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002490
EISBN: 978-1-62708-194-8
.... Technical ceramics include oxide and nonoxide materials used for a number of industrial applications such as electrical porcelains, electronic substrates, wear parts, and chemically resistant parts. It also includes advanced ceramics providing particularly demanding performance in engine parts, biomedical...
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
.... Ceramic 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 ). This overview of CMC and MMC reinforcing fibers focuses primarily on the cost-considered value...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003795
EISBN: 978-1-62708-177-1
... between 15 min and some hours, depending on the structure and composition of the grain boundary that evaporates during the heat treatment. Thermal etching of nonoxide ceramics requires an inert atmosphere or an encapsulation of the sample in a quartz tube. Due to the chemical resistance of many ceramics...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003831
EISBN: 978-1-62708-183-2
... of the ceramics, resulting in better wetting of the surface and adherence to structural ceramics and graphite. In the case of oxide ceramics, elements having a strong affinity for oxygen, such as titanium, aluminum, hafnium, and silicon, promote better adhesion with the ceramic. In the case of nonoxide ceramics...
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
...: 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 aspects of aluminum oxide fibers, silicon carbide fibers, boron fibers, and carbon fibers. The commercial fibers...
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
..., residual stresses from thermal expansion mismatch between the matrix and fibers can contribute to the mechanical strength of the fiber-matrix interface and thus influence composite toughness. The ceramic matrix in a DR-CMC may either be an oxide or nonoxide material and, depending on the processing...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003063
EISBN: 978-1-62708-200-6
... pound. The most promising reinforcements for ceramics are nonoxide fibers with small diameters, high strength, and high modulus. Various oxide fibers are also being evaluated. Polycrystalline fibers are limited to maximum temperatures of 3630 to 4030 °C (2000 to 2200 °F) because of creep and grain...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003054
EISBN: 978-1-62708-200-6
... power sources are limited in size. The majority of electrically heated sintering furnaces use resistance heating. They can be conveniently classified based on the type of material used as the resistance heating element: Graphite Refractory metal Nonoxide ceramics Oxide ceramics...
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
... of a sol-gel-derived Nextel 610 fiber-reinforced aluminum-oxide-matrix composite. Courtesy of John Paretti, COI Ceramics Inc. Abstract Abstract This article focuses on the process methods and matrix chemistries of ceramic-matrix composites. These methods include pressure-assisted densification...
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
..., chemical vapor deposition Fig. 4 Schematic of coating architecture used to protect carbon-carbon for extended-life applications Fig. 2 Thermal expansion characteristics of ceramics and carbon-carbon laminates. C/C, carbon-carbon laminate; L , specimen length Abstract Abstract...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003052
EISBN: 978-1-62708-200-6
... be permanent parts of the chemical makeup of the product. In certain processes, particularly in nonoxide ceramics processing, both functions may be fulfilled. Sintering Aids and Dopants Sintering aids and dopants are intentional modifications of the base chemistry of the ceramic. They can be categorized...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001457
EISBN: 978-1-62708-173-3
...Abstract Abstract This article is intended to assist the development of procedures for the brazing of ceramic-to-ceramic or ceramic-to-metal joints for service under elevated temperatures, mechanical or thermal stresses, or corrosive atmospheres. It describes the factors considered in preparing...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001269
EISBN: 978-1-62708-170-2
... while it was being cleaned for coating. In general, both the oxidizing furnace and the newer, nonoxidizing, direct-fired furnace can perform the same job. Both types of furnace configurations preheat the strip before it enters the radiant-tube furnace, and both flash off the volatile materials...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006380
EISBN: 978-1-62708-192-4
...Representative properties of SiC and Si<sub>3</sub>N<sub>4</sub> polycrystalline ceramics Table 1 Representative properties of SiC and Si 3 N 4 polycrystalline ceramics Property Condition SiC Si 3 N 4 Elastic modulus, GPa (10 6 psi) Hot pressed 449 (65) 317 (46) Reaction...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001492
EISBN: 978-1-62708-173-3
...-base alloy. The discussion of carbide brazing will be divided into two parts: brazing of carbide tools and brazing of silicon carbide (ceramic). Nonoxide ceramics are more easily reduced by chemical reactions than oxide ceramics. Thus, the brazing techniques developed for oxide ceramics should...
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
... Composites,” paper presented at the 73rd Annual Meeting, American Ceramic Society , Chicago , 1971 17. McAllister L.E. and Burns R.L. , Pressure Carbonization of Pitch and Resin Matrix Precursors for Use in Carbon-Carbon Processing , 16th Biennial Conference on Carbon, Extended...