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discontinuous reinforcements

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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
...Mechanical and physical properties of various ceramic particulate reinforcements commonly used in the manufacture of modern discontinuously reinforced metal-matrix composites Table 1 Mechanical and physical properties of various ceramic particulate reinforcements commonly used...
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
... Aluminum-base discontinuous metal-matrix composite materials Table 1 Aluminum-base discontinuous metal-matrix composite materials Producer Type Matrix alloys Reinforcements (a) Reinforcement loading, vol% Ref Alcoa P/M 2 xxx SiC p 0–30 Ref 4 7 xxx SiC p 0–30 Ref 4...
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
... The discontinuous MMCs are discussed later, but suffice to state that damage in many such composites involve either particle fracture or particle matrix separation followed by intense matrix plasticity and matrix rupture. Micromechanics of Discontinuously Reinforced MMCs Local Failures...
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 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...
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
... … (a) Saffil (ICI Americas, Inc.) (96% Al 2 O 3 -4%SiO 2 ). (b) >98% SiC. (c) Transverse rupture strength of bulk Fig. 1 The material cost versus performance of various aluminum-matrix composites. DRA, discontinuously reinforced aluminum Fig. 8 Cross section of a continuous fiber...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003063
EISBN: 978-1-62708-200-6
..., namely, discontinuously reinforced composites and continuous-fiber-reinforced composites. Processing methods include cold pressing, sintering, hot pressing, reaction bonding, melt infiltration, directed metal oxidation, sol-gel and polymer pyrolysis, self-propagating high-temperature synthesis...
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
...Properties of selected discontinuous reinforcement materials used for MMCs Table 1 Properties of selected discontinuous reinforcement materials used for MMCs Reinforcement Modulus of elasticity Fracture toughness Poisson's ratio Specific heat, J/g · °C Thermal conductivity, W/m · K...
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
... presents an overview of the status of MMCs, and provides information on physical and mechanical properties, processing methods, distinctive features, and various types of continuously and discontinuously reinforced aluminum, magnesium, titanium, copper, superalloy, and intermetallic-matrix composites...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002414
EISBN: 978-1-62708-193-1
... the tensile properties and toughness characteristics of discontinuously reinforced aluminum (DRA) composites in terms of particle spacing, particle size, volume fraction, matrix alloy, and matrix microstructure. Both fracture toughness data and impact toughness data of the DRA composites are summarized...
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
...General trends in room- temperature strength and toughness for ceramic-matrix composites with the addition of a discontinuous reinforcement phase Table 1 General trends in room- temperature strength and toughness for ceramic-matrix composites with the addition of a discontinuous reinforcement...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003486
EISBN: 978-1-62708-195-5
...Abstract Abstract The applications of discontinuously reinforced ceramic-matrix composites (CMCs) fall into four major categories, namely, cutting tool inserts; wear-resistant parts; aerospace and military applications; and other industrial applications, including engines and energy-related...
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 composite. It illustrates the three broad categories of MMCs depending on the aspect ratio of the reinforcing phase. The categories include continuous fiber-reinforced composites, discontinuous or short fiber-reinforced composites, and particle-reinforced composites. The article discusses the two main...
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
... 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 MMCs. References References...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003485
EISBN: 978-1-62708-195-5
.... Discontinuously reinforced aluminum (DRA) MMCs have isotropic properties and provide specific stiffness values that are higher than those of aerospace metal alloys by as much as 100%. While the highest levels of specific stiffness are obtained by using higher volume fractions of particulate reinforcement, good...
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
.... Pandey A.B. , Kendig K.L. , and Miracle D.B. , “Discontinuously Reinforced Aluminum for Elevated Temperature Applications,” presented at TMS Annual Meeting , Feb 2001 (New Orleans) 27. Unal R. and Kainer K.U. , Powder Metall. , Vol 41 , 1998 , p 119 28...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003484
EISBN: 978-1-62708-195-5
... material cost of cast iron or steel is less than $0.60/kg ($0.25/lb), and discontinuously reinforced aluminum (DRA) cast ingot currently costs about $3.30 to 4.40/kg ($1.50 to 2.00/lb) for large-scale production, so that the raw material cost of MMCs is higher than that of the material typically replaced...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001421
EISBN: 978-1-62708-173-3
... on Al-MMCs, including that on joining, concentrated on continuous fiber types, most of the present work is focused on discontinuously reinforced (particle or whisker) Al-MMCs, because of their greater ease of manufacture, lower production costs, and relatively isotropic properties. The most commonly...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003163
EISBN: 978-1-62708-199-3
... 7 P120 Gr/Al 60 2.41 150 419 242 −0.32 −0.17 P120 Gr/Cu 60 4.90 306 522 302 −0.07 −0.04 Matrix alloys for discontinuous reinforced aluminum metal-matrix composites Table 2 Matrix alloys for discontinuous reinforced aluminum metal-matrix composites Alloy...
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
... Fig. 1 Common forms of fiber reinforcement. In general, the reinforcements can be straight continuous fibers, discontinuous or chopped fibers, particles or flakes, or continuous fibers that are woven, braided, or knitted. Source: Ref 1 Fig. 2 The U. S. Air Force B-2 advanced...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003033
EISBN: 978-1-62708-200-6
...Abstract Abstract This article addresses the types, properties, forms, and applications of fibers that are available for use in fiber-reinforced polymeric matrix composites, including glass, graphite, carbon, aramid, boron, silicon carbide, ceramic, continuous oxide and discontinuous oxide...