1-20 of 117 Search Results for

matrix-toughening methods

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: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0009080
EISBN: 978-1-62708-177-1
... impregnation material quality microstructure morphology particle interlayer toughening prepregs reflected-light optical microscopy single-pass impregnation thermoplastic materials thermoset-matrix composites THE PERFORMANCE of fiber-reinforced composite systems has evolved in response to new...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0009071
EISBN: 978-1-62708-177-1
... transfer molding, vacuum-assisted resin transfer molding, and resin film infusion. It explains the composite- and matrix-toughening methods for fiber-reinforced composites, such as dispersed-phase toughening and interlayer toughening. The article concludes with information on optical microscopy, which...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0009081
EISBN: 978-1-62708-177-1
... interlayer-toughened composite failure mechanisms. aircraft industry brittle-matrix composite failures composite design composites c-scan methods dispersed-phase thermoset-matrix composite failures impact parameters impact response impact-damaged composites material characteristics optical...
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
... conductivity measured at 800 °C (1470 °F). Fig. 1 Toughening mechanisms that can be activated in a discontinuously reinforced ceramic-matrix composite. Source: Ref 7 Fig. 2 Mechanisms of fiber debonding, crack bridging, and fiber pullout as a result of crack propagation within...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002418
EISBN: 978-1-62708-193-1
.... The material systems that exhibit plasticity-induced toughening have three distinct microstructures: isolated ductile reinforcements in an elastic matrix, interpenetrating ductile/elastic networks, and a ductile matrix with a dispersed elastic phase. The first two represent most metal-toughened ceramics...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003063
EISBN: 978-1-62708-200-6
...Abstract Abstract Ceramic-matrix composites (CMCs) are being developed for a number of high-temperature and high-performance applications in industrial, aerospace, and energy conservation sectors. This article focuses on processing, fabrication, testing, and characterization methods of CMCs...
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
..., CMC, and cemented carbide materials when machining Inconel 718 (feed of 0.2 mm/rev; depth-of-cut of 2 mm). Source: Ref 8 Fig. 6 Scanning electron micrograph of high-purity zirconia-toughened alumina (ZTA) showing dispersed ZrO 2 phase (white) within an Al 2 O 3 matrix Fig. 7...
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
... fracture surface indicative of nonlinear, energy-absorbing stress-strain behavior (good toughening behavior of CMCs); 0°/90° laminate Nicalon fiber reinforced calcium aluminosilicate (CAS) glass-matrix composite. Source: Ref 4 Fig. 4 Flat, nearly featureless fracture surface indicative...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003367
EISBN: 978-1-62708-195-5
... for satellite composite structures, but problems soon became apparent with these systems. Matrix microcracking during thermal cycling with unmodified systems reduced structural stiffness and caused instability. Rubber-toughened resin systems did not hold up to radiation exposure, losing strength, stiffness...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0009075
EISBN: 978-1-62708-177-1
...-Light Microscopy,” but other methods, such as etching, staining, and dyeing, are less time-consuming and work well for elastomers and thermoplastics in thermosetting matrices. The type of elastomer or thermoplastic in the thermoset matrix will dictate if it is better to etch, stain, or dye the phase...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003362
EISBN: 978-1-62708-195-5
... of Epoxy/Carbon Fiber Composite Systems , J. Adv. Mater. Vol 28 ( No. 4 ), 1997 , p 20 – 25 34. Stängle M. , Altstädt V. , Tesch H. , and Weber T. , Thermoplastic Toughening of 180 °C Curable Epoxy Matrix Composites–a Fundamental Study , Advanced Materials: Cost...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002417
EISBN: 978-1-62708-193-1
... micromechanisms that may occur during cyclic fatigue crack growth in ceramics and ceramic-matrix composites. Source: Advanced Materials & Processes , Aug 1993 Fig. 1 Variation of fatigue crack propagation rate, da / dN , with applied stress intensity range. Δ K , for MgO-PSZ ceramic, tested...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0009079
EISBN: 978-1-62708-177-1
... in the composite significantly affects the microcracking, as does the concentration of the toughener ( Ref 4 ). Along with the matrix constituents, the fiber properties and fiber-matrix adhesion levels also influence the microcracking susceptibility of the cured composite ( Ref 3 , 5 ). In addition...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0009082
EISBN: 978-1-62708-177-1
..., “Toughening Methods for Thermoset-Matrix Composites,” the use of various toughening materials in thermosetting matrices may alter the matrix microstructure and can be influenced by the cure cycle. Another factor that is sometimes disregarded is the fiber influence on the matrix microstructure in composite...
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
... , 1980 , p 875 10.1007/BF00552097 10. Baldoni J.G. et al. , Particulate Titanium-Carbide Ceramic Matrix Composites , Institute of Physics Conference Series No. 75, Adam Holger , 1986 , p 427 11. Lange F.F. , Transformation Toughening , J. Mater. Sci. , Vol 17 , 1982...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0009094
EISBN: 978-1-62708-177-1
... valuable tools for analyzing fiber-reinforced polymeric-matrix composites. Unfortunately, with all of the nonoptical methods of analysis available today, optical microscopy is often overlooked or not used to the fullest extent. The contents of these articles were developed after many years of the authors...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003489
EISBN: 978-1-62708-195-5
... the glazed finish on the matrix resin surface. The use of solvents to remove residue after hand sanding or grit blasting is discouraged due to the potential of recontaminating the surface. Another method can be used to avoid abrasion damage to fibers. When the graphite composite is first laid up, a ply...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003311
EISBN: 978-1-62708-176-4
... specimen type. linear-elastic fracture mechanics elastic-plastic fracture mechanics fracture mechanics ceramics single edge notch bending testing compact tension testing double cantilever beam testing chevron notch methods double torsion method fracture toughness ceramic matrix composites...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001107
EISBN: 978-1-62708-162-7
... direction that shows promise is that of composite materials. For example, silicon carbide whiskers have been incorporated into an aluminum oxide matrix, resulting in a composite with greatly improved toughness. The toughening mechanism is probably a combination of whisker pullout and crack bridging, whereby...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003039
EISBN: 978-1-62708-200-6
... techniques are being developed to heat thermoplastic tape to the welding point at the time of delivery onto the mandrel. Heating methods include convection, conduction, induction, ultrasonic energy, and infrared heating. As the matrix cools, it solidifies into an amorphous or crystalline structure...