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ceramic reinforcements

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Published: 30 November 2018
Fig. 10 Fracture surfaces of 10% ceramic-reinforced fatigue samples showing powder metallurgy (PM) pores and fatigue striations on the fractured aluminum alloy surfaces. Original magnification: 500×. (a) Fracture surface after 514,000 cycles and electron beam at 55° relative to normal More
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003063
EISBN: 978-1-62708-200-6
... summarizes the properties of various ceramic reinforcements and industrial applications of these composites. ceramic reinforcements ceramic-matrix composites composite processing composite testing methods continuous-fiber-reinforced composites discontinuously reinforced composites high...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003358
EISBN: 978-1-62708-195-5
... to the ceramic reinforcement, and intrinsically, by increasing dislocation density ( Ref 1 ). The interaction between the particulate reinforcement and the metallic matrix is the basis for the enhanced physical and materials properties associated with DRMMC materials systems. Composite materials properties can...
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Published: 01 January 1997
Fig. 16 Schematic load-deflection curve for a fiber-reinforced ceramic-ceramic composite. The increase in elastic modulus (initial slope) is imparted by the high-modulus fiber. An increase in strength occurs to the start of matrix cracking. The ultimate strength is significantly greater than More
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.a0003490
EISBN: 978-1-62708-195-5
... seen. Increasing emphasis on lower-cost composite systems was driven by the interest of the automotive industry in cost-effective performance. Aluminum-matrix composites employing ceramic-particle reinforcement and amenable to inexpensive net shape processes such as casting and extrusion have led...
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Published: 01 November 1995
Fig. 5 Fracture surface of a SiC whisker-reinforced Al 2 O 3 ceramic. Note hexagonal voids or holes due to whisker pull-out upon fracture. 950×. Courtesy of K.H. Smith, Greenleaf Corporation More
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Published: 01 January 2000
Fig. 13 Rising R -curve of a SiC whisker reinforced alumina ceramic matrix composite (CMC), measured by the double cantilever beam technique. Adapted from Ref 67 More
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Published: 01 November 1995
Fig. 1 Stress-strain behavior of reinforced and unreinforced ceramics. Fiber reinforcement of ceramic composites avoids the brittle catastrophic fracture characteristic of monolithic materials. However, the matrix cracking stress of reinforced ceramics is generally lower than the fracture More
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Published: 01 November 1995
Fig. 32 Various reinforcing mechanisms in ceramic-matrix composites. (a) Residual stress state around the dispersoid has a higher thermal expansion than the matrix (left), resulting in crack deflection (right). Source: Ref 149 . (b) Crack bowing between dispersoid particles. Source: Ref 149 More
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Published: 01 January 2001
Fig. 4 Fracture surface of a SiC whisker-reinforced Al 2 O 3 ceramic. Note hexagonal voids or holes due to whisker pull-out upon fracture. 950× More
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Published: 01 January 2001
Fig. 17 Stress-strain behavior of reinforced and unreinforced ceramics. Fiber reinforcement of CMCs avoids the brittle catastrophic fracture characteristic of monolithic materials. More
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
... Abstract Reinforcing fibers are a key component of polymer-matrix composites (PMCs), ceramic-matrix composites (CMCs), and metal-matrix composites (MMCs). This article discusses the mechanical and nonmechanical properties of these composites. It presents an overview of PMC, CMC, and MMC...
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
... Abstract This article discusses the mechanisms for enhancing the reliability of three types of ceramic-matrix composites: discontinuously reinforced ceramic-matrix composites, continuous fiber ceramic composites, and carbon-carbon composites. It also presents examples of their mechanical...
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...
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002126
EISBN: 978-1-62708-188-7
.... It presents a comprehensive discussion on the properties and composition of alumina-base tool materials, including alumina and titanium carbide, alumina-zirconia, and silicon carbide whisker reinforced alumina, and silicon nitride base tool materials. alumina carbide alumina-zirconia carbide ceramics...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003437
EISBN: 978-1-62708-195-5
... of a fine microstructure. The ceramic particles act as grain nucleation sites for castings and as grain boundary pins in wrought alloys. Ceramic particle reinforcements are single- crystal or polycrystalline particles that have well-defined physical and mechanical properties. The performance...
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006488
EISBN: 978-1-62708-207-5
... and prolong wear life during sliding, and those with hard ceramic reinforcements to enhance the abrasion wear resistance of the matrix. The most commonly used ceramic reinforcement materials in DR aluminum composites are SiC and Al 2 O 3 , although silicon nitride (Si 3 N 4 ) and TiB 2 also have also been...
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
... silicon carbide. It provides a discussion on factors that are considered in understanding thermostructural capability of ceramic fiber for high-temperature ceramic-matrix composites (CMC) applications. The article tabulates other commercial oxide and nonoxide fiber types for CMC reinforcement...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003469
EISBN: 978-1-62708-195-5
... Abstract Interpretation of failures of ceramic-matrix composites, and in particular continuous fiber reinforced ceramic-matrix composites is complicated by the complex structure of the composite material. This article describes the failure characteristics and evidence of failure mechanisms...