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particulate-filled composites

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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: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006869
EISBN: 978-1-62708-395-9
... a theoretical synthesis of the literature regarding the wear mechanisms of: Particulate-filled polymers Short fiber–reinforced polymers (SFRPs) Polymers with continuous fibers Mixed reinforcements (either with fiber and filler or with two types of fillers known as hybrid composites) and fabrics...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006850
EISBN: 978-1-62708-395-9
... of a polyetheretherketone (PEEK)-matrix composite with 20% (by volume) PTFE particulates showed that solid-state lubricant PTFE particulates in the PEEK matrix decreased the PTFE/PEEK composite friction coefficient and wear rate appreciably by continuous formation of PTFE transfer films over the contact surface between...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006932
EISBN: 978-1-62708-395-9
... surface. This may be beneficial in that it can minimize decreases in the modulus due to poor filler-matrix adhesion ( Ref 11 ). In extreme cases, however, cracking occurs, and the strength of the composite is diminished. The use of particulate fillers, especially spherical ones, offers the advantage...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006935
EISBN: 978-1-62708-395-9
..., giving anisotropic physical properties, which can lead to poor impact resistance in the cross-flow direction. Rounded (particulate) fillers tend to have less significant effects. Some round calcite fillers have been shown to increase both stiffness and impact resistance in polyolefins. This effect...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003571
EISBN: 978-1-62708-180-1
..., a window pan or automobile body part made of glassy polymer may be subjected to water, dust, and occasional scratching, or a bathtub may have water plasticization coupled with sliding and compression. Some glassy thermoplastics filled with fibers or particulate fillers have been used for tribological...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003568
EISBN: 978-1-62708-180-1
... Abstract Erosion occurs as the result of a number of different mechanisms, depending on the composition, size, and shape of the eroding particles; their velocity and angle of impact; and the composition of the surface being eroded. This article describes the erosion of ductile and brittle...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001265
EISBN: 978-1-62708-215-0
..., insufficient bone stock is present to adequately fix the device in place. In such cases, a bone graft is placed in the site to fill in the defect and provide support. If the graft resorbs or if one side of the tibia (usually the medial side, toward the centerline of the body) loses underlying support...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006916
EISBN: 978-1-62708-395-9
... and orientation. It also presents examples of failures stemming from material degradation improper use of metal inserts, weak weld lines, insufficient curing of thermosets, and inadequate mixing and impregnation in the case of thermoset composites. injection molding manufacturing-related failures...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006923
EISBN: 978-1-62708-395-9
... Abstract This article discusses the thermal properties of engineering plastics and elastomers with respect to chemical composition, chain configuration, and base polymer conformation as determined by thermal analysis. It describes the processing of base polymers with or without additives...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006795
EISBN: 978-1-62708-295-2
... from erosion ( Ref 44 – 46 ). Erosion occurs as the result of several different mechanisms, depending on the composition, size, and shape of the eroding particles; their velocity and angle of impact; and composition and properties of the surface material being eroded. The sensitivity of elastic...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006849
EISBN: 978-1-62708-395-9
... geometries have been used to ensure a uniform shear field on the material being tested. However, the principal limitation is that the particulates or reinforcements in filled materials might be trapped at the cone’s center. This could affect the critical gap setting, causing erroneous readings. A second...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006913
EISBN: 978-1-62708-395-9
... in.) radius Same as for type 1, particularly for rubber tapes and other narrow widths of thin materials 5 Hemispherical electrodes 12.7 mm (0.5 in.) in diameter (e) Filling and treating compounds, gels, and semisolid compounds and greases, embedding, potting, and encapsulating materials 6 Opposing...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006813
EISBN: 978-1-62708-329-4
... Abstract Heat exchangers are devices used to transfer thermal energy between two or more fluids, between a solid surface and a fluid, or between a solid particulate and a fluid at different temperatures. This article first addresses the causes of failures in heat exchangers. It then provides...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006771
EISBN: 978-1-62708-295-2
.... These techniques provide data about the physical topography, physical properties, chemical composition, and chemical structure of the surfaces under study. Most of these techniques are based on bombarding the surface with species such as photons, x-rays, ions, neutrons, or electrons and analyzing the radiation...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006911
EISBN: 978-1-62708-395-9
... limit of polymer composites and polymer testing best practices. friction testing lubrication polymers wear rate wear testing TRIBOLOGY is the study of contacting materials in relative motion, more specifically the study of friction, wear, and lubrication ( Ref 1 ). The term tribology...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006787
EISBN: 978-1-62708-295-2
... Abstract High-temperature corrosion can occur in numerous environments and is affected by various parameters such as temperature, alloy and protective coating compositions, stress, time, and gas composition. This article discusses the primary mechanisms of high-temperature corrosion, namely...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006825
EISBN: 978-1-62708-329-4
... Advanced ultra-supercritical >30 >4.4 >700 >1290 42.5–47.0 Increase in plant efficiency through improved Rankine cycle not only results in lower coal consumption but also in reduced emissions of CO 2 and environmentally nonfriendly gases such as NO x , SO x , and particulate...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006924
EISBN: 978-1-62708-395-9
.... For isotropic materials α x = α y = α z , but for filled or composite materials, CTEs are often nonisotropic with unique values in all three directions. Additional TMA applications on cured thermosets are shown in the section “Cured Thermosets: Physical Property Characterization” in this article...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003555
EISBN: 978-1-62708-180-1
... Abstract High temperature corrosion may occur in numerous environments and is affected by factors such as temperature, alloy or protective coating composition, time, and gas composition. This article explains a number of potential degradation processes, namely, oxidation, carburization...