Lubrication and Reliability Handbook 2010 Part 2 pps

... lubricants and coatings A5 .2 C BURNISHED FILMS Effects of operational variables Results obtained from laboratory tests with a ball sliding on a film-covered disc. Applicable to MoS 2 , WS 2 and related materials, ... and the type of thickener used in their manufacture. The section of this handbook on greases summarises the properties of the various types. Additive oils are not r...

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... corresponding to various components and problems B5 Wear debris analysis B5.6 Severe sliding wear Severe sliding wear particles range in size from 20 ␮m and larger. Some of these particles have surface striations as ... surface generating cutting wear particles. Alternatively a hard sharp edge or a hard component may penetrate the softer surface. Particles may range in size from 2 5 ␮m...

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... motion, often with embedded particles and haloes. Causes Dirt particles in lubricant exceeding the minimum oil film thickness. Foreign matter Characteristics Severe scoring and erosion of bearing ... used:- 1 MTBF (mean time between failures) = L 1 + L 2 + +L n n where L 1 , L 2 , etc., are the times to failure and n the number of failures. 2 L 10 Life, is the running time at whic...

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... is treated as a single entity, e.g. mm 2 means (mm) 2 i.e. (10 –3  m) 2 or 10 –6  m 2 and not m(m) 2 i.e. not 10 3  m 2 . B 22 Repair of plain bearings B 22. 5 (c) Ultrasonic test This requires ... in the following tables. B23 Repair of friction surfaces B23 .2 Table 23 .1 (continued) Table 23 .2 Practical techniques and precautions during relining C3 Surface finish a...

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... systems A20 Design of oil tanks A21 Oil pumps A 22 Filters and centrifuges A23 Heaters and coolers A24 A guide to piping design A25 Warning and protection devices Machine operation A26 Commissioning lubrication ... FIMechE LUBRICATION AND RELIABILITY HANDBOOK A2 Mineral oils A2.3 index of 95 (dynamic viscosity index 93). Figure 2. 2 shows the difference between 150 Grade ISO...

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... local conditions and environment) A8 Rolling bearing lubrication A8.3 Calculation of relubrication interval The relubrication period for ball and roller bearings may be estimated using Figures 8.1 and 8 .2. ... working surfaces to contamination Table 12. 1 The lubrication of slides in various applications Figure 12. 2 Typical wick lubricator arrangement on a machine tool Figure 12....

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... Machine tools and commercial vehicles. Specification: Outlets: 20 0 (0.01 2 ml). Pressure: 10 MN/m 2 . Lubricants: 20 cSt oil to NLGI 2 grease. Failure warning: Failure of individual injector can activate ... to 12. 5 m/s (25 00 ft/min) peripheral speed. Typical single reduction bevel gear unit Suitable for up to 12. 5 m/s (25 00 ft/min). Typical high-speed gear unit guard Normally s...

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... various velocities A 22 Selection of filters and centrifuges A 22. 1 Figure 22 .1 Typical circuit showing positions of various filters Table 22 .1 Location and purpose of filter in circuit Table 22 .2 Range of particle ... characteristics A24A guide to piping design A24.3 Table 24 .3 Pipe sizes and pressure-drop calculations A22Selection of filters and centrifuges A 22. 2 PRESSU...

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... design A24.4 Figure 24 .2 Nomogram for determination of pipe bore Figure 24 .3 Viscosity correction factor, X, for mineral oils only A26 Commissioning lubrication systems A26.4 Table 26 .2 Fault ... schedules. Figure 27 .2( a) Un-run cylinder liner ؋140 Figure 27 .2( b) Run-in cylinder liner ؋ 140 A25 Selection of warning and protection devices A25.1 Satisfactory operation of a cen...

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... debris Table 30 .2 A29High pressure and vacuum A29.3 VACUUM Lubricant loss by evaporation Table 29 .1 Lubricants and coatings which have been used in high vacuum B2Condition monitoring B2.4 Table 2. 6 The ... condition-based maintenance. Table 2. 2 Factors which can assist the introduction of condition-based maintenance Table 2. 3 Factors which can retard the introduction of conditio...

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