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TECHNICAL PAPERS

Dust Generation Properties of Solid Lubricant Film Coated and Perfluoropolyether Lubricated Ball Bearings

[+] Author and Article Information
Shojiro Miyake

Nippon Institute of Technology, 4-1 Gakuendai, Miyashiro-machi, Saitama 345, Japan

J. Tribol 122(4), 796-802 (May 08, 2000) (7 pages) doi:10.1115/1.1288929 History: Received September 21, 1999; Revised May 08, 2000
Copyright © 2000 by ASME
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References

Figures

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Tested ball bearings: (a) ball bearing without, and (b) that with side plate seal
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Apparatus for testing dust generation properties of ball bearings
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Relationship between number of particles generated from various ball bearings and particle size, when the total number of particles is the largest in a given test period
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Relationship among number of generated particles, number of oscillatory cycles and diameter of particles for ball bearings lubricated with soft metal films: (a) Au ion plated bearing, and (b) Ag ion plated bearing
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Dependence of particle size distribution of dust generated from ball bearing without lubricant on the number of oscillatory cycles: (a) unlubricated bearing without side plate seal, and (b) unlubricated bearing with side plate seal
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Dependence of particle size distribution of dust generated from ball bearing lubricated with MoS2/Ag-IP films on the number of oscillatory cycles: (a) without side plate seal, and (b) with side plate seal
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Dependence of particle size distribution of dust generated from ball bearing lubricated with PFPE on the number of oscillatory cycles: (a) without side plate seal, and (b) with side plate seal
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FTIR spectrum: (a) as-deposited PFPE grease on a bearing ball, and (b) degraded and scattered PFPE grease adhered on side plate
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Wear scar profiles of inner race of ball bearings lubricated with various solid lubricants and PFPE
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Photographs of wear scars on inner race of ball bearings
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Starting torque change as a function of number of oscillatory cycles: (a) where angular dislacement>oscillatory amplitude, and (b) angular displacement<oscillatory amplitude
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Effect of side plate seal on the number of dust particles generated as a function of size.

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