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discontinuous metal matrix composites

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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
... Abstract This article focuses on the production of particulate reinforcements that are used in discontinuously reinforced metal-matrix composite (DRMMC) materials systems, their physical and materials properties, and the particle shape and overall morphology. The most common DRMMC materials...
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Published: 01 December 2008
Fig. 25 Discontinuously reinforced aluminum metal-matrix composites. (a) Multi-inlet SiC p -Al truss node. (b) Gr p -Al composite components for electronic packaging applications More
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Published: 30 November 2018
Fig. 7 Discontinuous Al-SiC metal-matrix composite (60 vol% SiC) produced by the liquid metal infiltration process More
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004002
EISBN: 978-1-62708-185-6
... Abstract Discontinuously reinforced aluminum (DRA) alloy metal-matrix composites (MMCs) represent an advanced aluminum materials concept whereby ceramic particles, or whiskers, are added to aluminum-base alloys through the use of either ingot-melting or casting and/or powder-metallurgy (P/M...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001101
EISBN: 978-1-62708-162-7
... discusses the property prediction and processing methods for MMCs. aluminum-matrix composites continuous fiber reinforcements copper-matrix composites discontinuous reinforcements intermetallic-matrix composites magnesium-matrix composites mechanical properties metal-matrix composites physical...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003163
EISBN: 978-1-62708-199-3
...-matrix composites, superalloy-matrix composites, and intermetallic-matrix composites. It describes the processing methods of discontinuous aluminum MMCs which include casting processes, liquid-metal infiltration, spray deposition and powder metallurgy. The article provides useful information on aluminum...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003472
EISBN: 978-1-62708-195-5
... Abstract This article focuses on the techniques used in recycling of aluminum metal matrix composites (MMCs) such as discontinuous SiC reinforced aluminum MMCs and continuous reinforced aluminum MMCs. It provides a discussion on the properties of recycled aluminum MMCs and disposal of aluminum...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003480
EISBN: 978-1-62708-195-5
... fiber PMCs have led to some very high production volumes. Metal-Matrix Composites At this time, the key electronic-packaging MMCs are: Silicon carbide particle-reinforced aluminum (Al/SiC, also known as discontinuously reinforced aluminum, or DRA) Beryllia particle-reinforced beryllium...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003448
EISBN: 978-1-62708-195-5
... Abstract Metal-matrix composites (MMCs) are used in structural applications, and in applications requiring wear resistance, thermal management, and weight savings. This article summarizes the mechanical and thermal properties of discontinuously reinforced aluminum MMCs, laminated metallic...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003420
EISBN: 978-1-62708-195-5
... Abstract Metal-matrix composites (MMCs) are a class of materials with a wide variety of structural, wear, and thermal management applications. This article discusses the primary processing methods used to manufacture discontinuous aluminum MMCs, namely, high-pressure die casting, pressure...
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
... Abstract In general, metal-matrix composites (MMCs) are classified into three broad categories: continuous fiber-reinforced composites, discontinuous or short fiber-reinforced composites, and particle-reinforced composites. This article focuses on stir casting and melt infiltration as the two...
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Published: 01 January 2000
Fig. 3 Examples of metallic microstructures: (a) Grains in an ultralow-carbon steel. Courtesy of U.S. Steel. (b) Grains in pure niobium. (c) Precipitates at grain boundaries in niobium. (d) Discontinuously reinforced metal matrix composite (silicon carbide particles in an aluminum matrix More
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Published: 01 January 1990
Fig. 1 Cross sections of typical fiber-reinforced MMCs. (a) Continuous-fiber-reinforced boron/aluminum composite. Shown here are 142 μm diam boron filaments coated with B 4 C in a 6061 aluminum alloy matrix. (b) Discontinuous graphite/aluminum composite. Cross section shows 10 μm diam chopped More
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003031
EISBN: 978-1-62708-200-6
... for their structural properties, the definition can be restricted to include only those materials that contain a reinforcement (such as fibers or particles) supported by a binder (matrix) material. Thus, composites typically have a discontinuous fiber or particle phase that is stiffer and stronger than...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003350
EISBN: 978-1-62708-195-5
... applications of discontinuously reinforced aluminum (DRA), which are described in some detail in the article “Aeronautical Applications of Metal-Matrix Composites” in this Volume. In addition to these dramatic successes, new MMC insertions in the ground transportation, industrial, and thermal management...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003371
EISBN: 978-1-62708-195-5
.... The reinforcements are either in the form of continuous fibers or discontinuous reinforcements, such as chopped fibers, whiskers, particulates, or platelets. Metal-matrix composites can contain either continuous or discontinuous or a combination of both these reinforcements. The main advantage of discontinuously...
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Published: 01 January 2001
Fig. 2 Effect of microstructure optimization for 20 vol% SiC discontinuously reinforced aluminum metal-matrix composites More
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.a0003399
EISBN: 978-1-62708-195-5
... of unidirectional fiber reinforced metal matrix composites (MMCs). It discusses the elastic deformation and elastic-plastic deformation analysis of discontinuously reinforced MMCs. The article provides an overview of analysis of strength, fatigue, and fracture toughness for macromechanics fiber-reinforced...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005339
EISBN: 978-1-62708-187-0
...). (a) Before integration in the HST. (The ruler is 12 cm, or 5 in., long.) (b) On the HST as it is deployed in low-Earth orbit from the space shuttle Orbiter Fig. 25 Discontinuously reinforced aluminum metal-matrix composites. (a) Multi-inlet SiC p -Al truss node. (b) Gr p -Al composite components...