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glass processing

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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.steel.c9001598
EISBN: 978-1-62708-232-7
... separations facilities during the processing of target assemblies in the '70s. The highly radioactive liquid containing these isotopes, along with some plutonium, was consolidated in a stainless steel vessel in 1983. A process whereby the liquid containing these isotopes is incorporated into glass...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.steel.c9001623
EISBN: 978-1-62708-232-7
... Abstract Several glass wool insulation sections from a heat-treat furnace showed visible, but only cosmetic discoloration. EDS showed the presence of silicon, aluminum, and oxygen in the nondiscolored region, and these elements are consistent with glass wool. Relatively high levels of chromium...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003542
EISBN: 978-1-62708-180-1
... the former of these two parts of fractography. It presents the techniques of fractography and explains fracture markings using glass and ceramic examples. The article also discusses the fracture modes in ceramics and provides examples of fracture origins. ceramics crack pattern fractography fracture...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001126
EISBN: 978-1-62708-214-3
... of 379 to 282 °C (714 to 540 °F), the thermodynamically stable phase is different and has a volume about 3 to 4% higher than the high-temperature phase. The transformation kinetics are slow, so that after quenching during the glass tempering process, any nickel sulfide inclusion is still in the high...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.auto.c0090451
EISBN: 978-1-62708-218-1
...-modified, 15% glass-fiber-reinforced PET resin. The plastic jacket had been molded over an underlying metal coil component. Additionally, a metal sleeve was used to house the entire assembly. Prior to molding, the resin had reportedly been dried at 135 °C (275 °F). The drying process usually lasted 6 h...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.usage.c9001599
EISBN: 978-1-62708-236-5
.... This is an R&D melter system that will continue to be used to test new feed materials and process parameters. New glass formulations with higher melting points are being developed to process these feed materials and to attain higher waste loadings. In addition, higher temperatures are desired to increase...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.auto.c0090466
EISBN: 978-1-62708-218-1
... of production parts. The mechanical hinges were specified to be injection molded from an impact-modified, 13% glass-fiber-reinforced nylon 6/6 resin. Investigation of samples representing the failed components and the original prototype parts included visual inspection, 118x SEM images, micro-FTIR, DSC analysis...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001516
EISBN: 978-1-62708-234-1
... drives consists of a metal, glass, ceramic, or plastic substrate coated with a magnetic material. Data errors are classified as ‘soft’ or ‘hard’ depending on their correctability. Examination has shown that hard errors are the result of an abrasive wear process that begins with contact between head...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.design.c0090436
EISBN: 978-1-62708-233-4
... Couplings Embrittlement Feedstock Molding resins Thermal analysis Glass-filled nylon 6/12 (Other, general, or unspecified) processing-related failures Brittle fracture Molded plastic couplings used in an industrial application exhibited abnormally brittle properties, as compared to previously...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c0090463
EISBN: 978-1-62708-234-1
... inserts. Investigation supported the conclusion that the switch housings failed via brittle fracture, likely through a creep mechanism. The failure was caused by severe embrittlement of the housing resin associated with massive molecular degradation produced during the molding process. A potential...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001593
EISBN: 978-1-62708-234-1
... in several demanding applications including food processing, medical components, and fluid handling. 1 The polysulfone body of the failed sensor had been injection molded around a tubular stainless steel insert to form the final component. Background information obtained on the application showed...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.usage.c9001662
EISBN: 978-1-62708-236-5
... involved the use of direct-fired iron pots or steam heated evaporators with silicon iron tubes. Other systems used vacuum evaporating units lined with lead and acid resistant brick. However, with the more recent development of materials such as tantalum, zirconium, and reliable glass-lined steel...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003525
EISBN: 978-1-62708-180-1
... the same manner, whether the failed component was produced from metal or plastic or a combination of these materials. Thus, the general steps required to conduct a comprehensive failure investigation are the same, and these are outlined in Fig. 1 . In general, the failure analysis process is analogous...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0049796
EISBN: 978-1-62708-235-8
... to (in contact with) bridgewire and pins Additional SEM analyses of the glass surfaces and pins to which the bridgewires were welded revealed the presence of chlorine-containing residue from a post-machining cleaning process. Subsequent analyses by ion-selective electrode confirmed the presence...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001391
EISBN: 978-1-62708-215-0
... Abstract Several surface-mount chip resistor assemblies failed during monthly thermal shock testing and in the field. The resistor exhibited a failure mode characterized by a rise in resistance out of tolerance for the system. Representative samples from each step in the manufacturing process...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006804
EISBN: 978-1-62708-329-4
... of each are also covered. In addition, the article primarily discusses level 1 and level 2 of fire and heat damage assessment and provides information on level 3 assessment. damage assessment equipment damage explosions fire damage heat damage incident investigations PROCESSES THAT INVOLVE...
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
... is a complex phenomenon that involves several of the wear mechanisms listed previously in any one wear process. For the purpose of this article, details on several of the aforementioned classifications are expanded, using wear data and micrographs from published works. The primary goals are to present...
Book Chapter

Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003541
EISBN: 978-1-62708-180-1
... or a polymer at a very low temperature with totally inoperative flow processes, crack branching is the only mechanism for increasing the rate of energy dissipation. For this reason, an overpowering blow to a sheet of glass or a polymer at a very low temperature will produce a shattering, brittle fracture...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c0051293
EISBN: 978-1-62708-225-9
... was to select a grade of spring steel that would be more corrosion resistant than 302 stainless. Glass bead peening would probably have been beneficial too, but the springs were too small for this process. Type 304 stainless steel springs were tried, but these also failed, albeit after two or three times longer...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.homegoods.c0090448
EISBN: 978-1-62708-222-8
... by a phthalate-based oil that was not compatible with the PC portion of the resin blend. Thus, the resin conversion was the root cause of the failures. Additionally, during the injection molding process the molded parts had been undercrystallized, reducing their mechanical strength. More importantly, the resin...