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Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300391
EISBN: 978-1-62708-323-2
... Abstract This chapter covers the tribological properties of different types of oil, greases, solid lubricants, and metalworking and traction fluids. It explains how lubricants are made, how they work, and how they are applied and tested. It also discusses the fundamentals of lubrication...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 September 2023
DOI: 10.31399/asm.tb.stmflw.t59390100
EISBN: 978-1-62708-459-8
... Abstract This chapter describes the properties and attributes of various classes of metalworking lubricants, including mineral oils; natural oils, fats, derivatives, and soaps; synthetic fluids (olefins, esters, polyglycols, ionic liquids); compounded lubricants (oils, greases, fats); aqueous...
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Published: 01 September 2005
Fig. 5 Effect of internal lubricants on the sliding wear (acetal against steel) of 27 tooth, 2.12 module (12 pitch), involute thermoplastic spur gears. Initial contact stress = 42 MPa 9 (6 ksi). Pitchline velocity = 5.6 m/s (18.4 ft/s). Solid lines show median of measured wear range. Dotted More
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Published: 01 August 2012
Fig. 7.4 Comparison of stamping processes with (a) wet lubricants and (b) dry-film lubricants. Source: Ref 7.11 More
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Published: 01 August 2012
Fig. 7.5 Various Tribotests used for evaluating stamping lubricants; Region 1, flange deformation; Region 2, bending and undbending; Region 3, bending and stretching; Region 4, large friction with little deformation. More
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Published: 01 August 2012
Fig. 7.10 Load-stroke curves obtained for various lubricants (Lub) tested at a high blank holder force (BHF). Source: Ref 7.19 More
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Published: 01 August 2012
Fig. 7.14 Load-stroke curves obtained for various lubricants (Lub) tested at 100 °C More
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Published: 30 April 2021
Fig. 14.1 Types of lubricants More
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Published: 30 April 2021
Fig. 14.3 Types of solid lubricants. DLCs, diamond-like carbons; PE, polyethylene; PVDC, polyvinylidene chloride More
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Published: 01 December 2006
Fig. 4.58 Dependence of the viscosity of glass lubricants on the temperature [ Sce 83 ] No. Type of glass Approximate composition Recommended temperature range, °C 1 Lead-borate 10 B 2 O 3 , 82 PbO, 5 SiO 2 3 Al 2 O 3 530 2 Borate … 870 3 Potassium-lead More
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Published: 30 April 2021
Fig. 3.12 Types of lubricants More
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Published: 30 April 2021
Fig. 3.13 Internal friction (relative viscosity) of some liquid lubricants as determined by time (s for seconds) to flow through a fixed hole in the bottom of a standard cup under the same environmental conditions (temperature, etc.) More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400089
EISBN: 978-1-62708-316-4
... Abstract This chapter discusses the factors that must be considered when selecting a lubricant for sheet metal forming operations. It begins with a review of lubrication regimes and friction models. It then describes the selection and use of sheet metal forming lubricants, explaining how...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040067
EISBN: 978-1-62708-300-3
... Abstract This chapter discusses the effect of friction and lubrication on forgings and forging operations. The discussion covers lubrication mechanisms, the use of friction laws, tooling and process parameters, and the lubrication requirements of specific materials and forging processes...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 September 2023
DOI: 10.31399/asm.tb.stmflw.t59390064
EISBN: 978-1-62708-459-8
... Abstract This chapter reviews the basic theory of lubrication in the context of metal forming applications. It discusses the rheological properties of fluids and their effect on fluid-film thickness at pressures, temperatures, and loading conditions typical of metal working processes...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250019
EISBN: 978-1-62708-345-4
...Nomenclature and units of measure used in this chapter to discuss friction, lubrication, and wear of gears Table 1 Nomenclature and units of measure used in this chapter to discuss friction, lubrication, and wear of gears Symbol Description Units B M Thermal contact coefficient...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 September 2023
DOI: 10.31399/asm.tb.stmflw.9781627084598
EISBN: 978-1-62708-459-8
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Published: 01 September 2005
Fig. 7 Regimes of lubrication for carburized gears of normal industry quality material (Grade 1 material, per Ref 2 ) More
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Published: 01 September 2005
Fig. 1 Schematic showing three lubrication regimes More
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Published: 01 February 2005
Fig. 17.5 Choice of lubricant system for different aluminum alloys for different processes [ Bay, 1997 ] More