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thermoplastic-matrix composite failures

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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
... of composite failure mechanisms such as thermoplastic-matrix composite failure mechanisms, untoughened thermoset-matrix composite failure mechanisms, toughened thermoset-matrix composite failure mechanisms, dispersed-phase and rubber-toughened thermoset-matrix composite failure mechanisms, and particle...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003466
EISBN: 978-1-62708-195-5
... composite laminate. 900× Fig. 20 Fracture feature known as matrix rollers on the surface of a carbon/KIII thermoplastic composite, following failure under mode II shear loading conditions. 1000× Minimal changes in the manufacturing processes were explored and minimal environmental...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003419
EISBN: 978-1-62708-195-5
... Reinforcement form Matrix type Matrix/raw material form Fiber volume fraction Modulus Strength Failure strain, % GPa 10 6 psi MPa ksi Thermoplastic composites Mat (a) PP Melt-impregnated molding compound (GMT) 0.20 3.5 0.51 55 8.0 1.8 0.30 4.5 0.65 70 10 1.8 0.40...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003441
EISBN: 978-1-62708-195-5
... and cured thermoset-matrix resins and prepregs. constituent materials chemical test physical test mechanical test reinforcement fibers reinforcement fabrics thermoset resin matrices thermoplastic resin matrices prepregs A COMPOSITE is composed of some form of reinforcement combined...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001468
EISBN: 978-1-62708-173-3
... Abstract This article discusses the material combinations, design details, and fabrication processes considered in the adhesive bonding or melt-fuse interface (amorphous bond) bonding method of joining resin-matrix composites to metals. adhesive bonding bolted joints bonded joints...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003031
EISBN: 978-1-62708-200-6
... of even several fibers results in the redistribution of load onto other fibers rather than a catastrophic failure of the part. Glass-fiber-reinforced organic-matrix composites are the most familiar and widely used, and have had extensive application in industrial, consumer, military, and aerospace...
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
... of matrices is that they are reactive (thermosets) and nonreactive (thermoplastics) polymers. Most thermoplastic-matrix composites are developed with their polymerization complete. As a result, thermoplastic fiber-reinforced composites are generally more difficult to produce due to high viscosity resulting...
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: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001466
EISBN: 978-1-62708-173-3
... Abstract Successful adhesive bonding of organic-matrix composites is dependent on the nature of the adherend surfaces. This article emphasizes the critical importance of proper surface preparation in both thermoset and thermoplastic composites. It provides information on surface preparation...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003043
EISBN: 978-1-62708-200-6
... of the high-temperature thermoplastic used in the composite matrix, to allow users to melt and bond the analog without melting the composite. This Thermabond process ( Ref 6 ) uses PEEK composites that are first coated with PEI film during part consolidation, prior to joining. Because the amorphous PEI has...
Image
Published: 01 January 2001
Fig. 20 Fracture feature known as matrix rollers on the surface of a carbon/KIII thermoplastic composite, following failure under mode II shear loading conditions. 1000× More
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 June 2024
DOI: 10.31399/asm.hb.v12.a0006878
EISBN: 978-1-62708-387-4
... matrices are polymers, either thermoset or thermoplastics ( Ref 2 , 3 ). Failure of Polymer-Matrix Composites Upon their introduction to high-performance applications, polymer-matrix composites were touted as a universal panacea ( Ref 1 , 2 ). Unfortunately, these early materials were of poor...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003425
EISBN: 978-1-62708-195-5
... been offered to the industry. Candidate matrix resins for thermoplastic advanced composites Table 1 Candidate matrix resins for thermoplastic advanced composites Polymer Glass transition temperature Melt temperature °C °F °C °F Semicrystalline Polyetheretherketone 143...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003474
EISBN: 978-1-62708-195-5
... successes and failures must be documented to lay the foundation for product improvements. Sometimes, structurally optimized properties typically require trade-offs with appearance requirements. Design Challenges and Constraints Polymer-matrix composites have been shown to have great potential for use...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003572
EISBN: 978-1-62708-180-1
... Abstract This article reviews the abrasive and adhesive wear failure of several types of reinforced polymers, including particulate-reinforced polymers, short-fiber reinforced polymers (SFRP), continuous unidirectional fiber reinforced polymers (FRP), particulate-filled composites, mixed...
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 modulus of the matrix and reduction in strain at lower temperatures. Unfortunately, most composite materials are not subjected to combined mechanical-thermal loading situations before being put into service, and therefore, premature degradation or failure can result. After the formation of microcracks...
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
...-matrix, metal-matrix, and ceramic-matrix composites. composite material organic-matrix composites metal-matrix composites ceramic-matrix composites A COMPOSITE MATERIAL is a macroscopic combination of two or more distinct materials, having a recognizable interface between them. Composites...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003046
EISBN: 978-1-62708-200-6
... lower than had been commonly thought necessary for wood or advanced composites. Joining the 16-ply generic parent laminate to a 16-ply patch with the same [(0/±45/90) 2 ] s stacking order as shown in Fig. 3 resulted in shear failure in the joint at 51% joint efficiency. Fig. 3 Basic co-cured...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003381
EISBN: 978-1-62708-195-5
... information on the accelerated aging process for understanding the degradation mechanisms and failure modes in composites. It also describes the effect of moisture absorption on mechanical properties of polymer-matrix composites. composite material moisture absorption physical properties chemical...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005676
EISBN: 978-1-62708-198-6
... of polymeric materials and the characteristics that make them a unique class of materials, common medical plastics, regulatory aspects of materials selection failure analysis and prevention, and current and future trends in medical polymers. Composition, Structure, and Properties of Polymers Medical...