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grease formulation

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Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001810
EISBN: 978-1-62708-180-1
... by corrosive fluids. (a) Drawn cup for a needle-roller bearing damaged by vibration in the presence of dirt and moisture. Roller spacing is indicated by polished indentations. (b) and (c) Corrosion or water etch on bearing components resulting from a defective seal in a grease-lubricated bearing application...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006834
EISBN: 978-1-62708-329-4
... (suffix “HRS,” grease-retention action), contacting rubber lips (suffix “RS”), and multiple contacting rubber lips (suffix “ELS”). Note the complexity of the sealing geometry while improving its overall performance. Source: Ref 2 The five main properties to consider when determining...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006829
EISBN: 978-1-62708-295-2
... reddish-brown debris of ferric oxide, which, when mixed with oil or grease, produces debris that is often referred to as “blood,” “cocoa,” or “red mud.” Hence, in components that are lubricated so that ordinary corrosion is not likely to occur, the presence of reddish-brown debris is indicative...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003524
EISBN: 978-1-62708-180-1
... the evidence and formulate conclusions. This requires writing a report with follow-up recommendations on preventing future failures. The goal of every failure analyst is to determine not only the failure mechanism but also the root cause, which may be related to misuse, poor maintenance practices, or improper...
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
.... Additionally, plastic resins usually contain additives, such as reinforcing fillers, plasticizers, colorants, antidegradants, and process aids. It is this combination of molecular structure and complex formulation that requires specialized testing ( Ref 2 ). While the chemical composition of a failed metal...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003518
EISBN: 978-1-62708-180-1
... made the decision to sacrifice the “dirty grease” in the interest of completing the investigation in a shorter time. The client just wanted to know if the part met the specification, and whether there was evidence of gross misalignment or dimensional problems. After the investigation was finished...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006754
EISBN: 978-1-62708-295-2
... and the wear particles that offer the most information about the wear process.) The analyst informed the client of this, and the client made the decision to sacrifice the “dirty grease” in the interest of completing the investigation in a shorter time. The client just wanted to know if the part met...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006925
EISBN: 978-1-62708-395-9
... distribution. Polymer samples with the same average molecular weight can have very different molecular-weight distributions. A formulation having a broader molecular-weight distribution has more chains at both the high and low end of the molecular-weight spectrum. In plastics with a broad distribution...
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
..., so did the need for alternative materials with the necessary electrical properties that could be economically produced. Many different formulations and curing methods have resulted in different overall properties of plastic products, and it is this flexibility that makes these materials superior...
Book Chapter

Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003562
EISBN: 978-1-62708-180-1
... or small-amplitude oscillation is an essential causative factor. Fretting frequently is accompanied by corrosion. Fretting of ferrous materials in air produces a characteristic reddish-brown debris of ferric oxide, which, when mixed with oil or grease, produces debris that is often referred to as “blood...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.9781627083959
EISBN: 978-1-62708-395-9
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 few formulations of thermoset composites. The data are reported for various experimental conditions and pv (pressure × velocity) factors as reported in the literature and as given in Table 2 . The relevant micrograph is given in Fig. 8 . It is seen from these results that the wear resistance...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006938
EISBN: 978-1-62708-395-9
... coefficients. The part in question may also be exposed to chemical agents which are present in vehicles, including grease, oil, lubricants, and cleaning agents, as well as external chemicals, such as road salt. Thus, definition of the chemical environment during use is also important. All of these demands...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.9781627083294
EISBN: 978-1-62708-329-4
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006927
EISBN: 978-1-62708-395-9
.... This information becomes part of the functional requirements and specifications for the development of the ideal concept. Functional Requirements and Specifications Once an ideal concept for development has been formulated, formal functional requirements should be documented, and the development team should...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006919
EISBN: 978-1-62708-395-9
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006808
EISBN: 978-1-62708-329-4
... number of weld passes. Change weld profile to flat or convex through the selection of appropriate weld consumable formulations and the use of proper technique. Control interpass temperature and maintain weld preheat to keep the base metal hot. This will drive hydrogen out and slow cool the weld...
Book Chapter

Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003544
EISBN: 978-1-62708-180-1