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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

Miyake,  S., and Kaneko,  R., 1992, “Microtribological Properties and Potential Applications of Hard, Lubricating Coatings,” Thin Solid Films, 212, pp. 256–261.
Hardegen,  B., and Lane,  A. P., 1985, “Testing Particle Generation by a Wafer Handling Robo,” Solid State Technol., 28 pp. 189–195.
Nagaraj, H. S., Owens, B. L., and Miller, R. J., 1987, “Particle Generation in Devices Used in Clean Manufacturing,” IBM Research Report, R C 13196 (#59039).
Cheng, H. S., Xuan, J. L., and Miller, R. J., 1990, “A Study of Submicrometer Wear Particle Generation for Contamination Control in Clean Manufacturing,” Proceedings of the Japan International Tribology Conference, Nagoya, pp. 1563–1568.
Kaneko, R., 1986, “Development of Magnetic and Optical Storage in Japan,” ASLE Special Publication, sp-21 , pp. 8–13.
Maeda, H., Mizoshita, Y., Aruga, K., and Yamada, T., 1990, “Ceramic Guide Mechanisms of Linear Head Actuators for Magnetic Disk Drives,” STLE Special Publication, sp-29 , pp. 85–90.
Miyake,  S., 1995, “Dust Generation from Rolling-Sliding Elements of Combined Stainless Steel and Silicon Nitride,” ASME J. Tribol., 117, pp. 634–638.
Hirano,  M., and Miyake,  S., 1988, “Tribological Improvement of Ag Films by Ion Beam Enhanced Deposition,” ASME J. Tribol., 110, pp. 64–68.
Hirano,  M., and Miyake,  S., 1988, “Effect of the High Energy Ion Bombardment on the Tribological Properties of WS2 Sputtered Films,” ASME J. Tribol., 110, pp. 621–627.
Miyake,  S., and Takahashi,  S., 1987, “Small-Angle Oscillatory Performance of Solid-Lubricant Films-Coated Ball Bearings for Vacuum Applications,” ASLE Trans., 30, pp. 248–253.
Mori,  S., and Morales,  W., 1989, “Tribological Reactions of Perfluoroalkyl Polyether Oils With Stainless Steel Under Ultrahigh Vacuum Conditions at Room Temperature,” Wear, 132, pp. 111–121.
Saperstein,  D. D., 1989, “IR Spectroscopy of Polyperfluoroethylene Oxide Lubricants on Amorphous Carbon,” Appl. Spectrosc., 43, No. 3, pp. 481–483.

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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Effect of side plate seal on the number of dust particles generated as a function of size.
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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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Photographs of wear scars on inner race of ball bearings
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Wear scar profiles of inner race of ball bearings lubricated with various solid lubricants and PFPE
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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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