Lubrication

1 Basic Principles of Lubrication 1.1 Meaning of lubrication 1.2 Friction 1.3 Liquid lubrication 1.4 Hydrodynamic lubrication 1.5 Boundary lubrication 1.6 Externally pressured lubrication 1.7 Dry or solid lubrication 1.8 Cooling 1.9 Corrosion prevention 1.10 Summary2 Choice of Lubricant Type 2.1 The problem of lubricant selection 2.2 Basic types of lubricant 2.3 Choosing the lubricant type 2.4 Lubricant choice for particular components3 Selection of Lubricating Oils 3.1 The important properties of oils 3.2 Mineral oils 3.3 Viscosity 3.4 Choosing the correct oil viscosity 3.5 Boundary lubrication 3.6 Oil stability 3.7 Contamination 3.8 Compatibility 3.9 Corrosion 3.10 Synthetic and natural oils and emulsions 3.11 Process fluids as lubricants 3.12 Metalworking lubricants 3.13 Rationalization of lubricating oils 3.14 Summary Appendix-Viscosity units 4 Oil-Feed Systems 4.1 Advantages of oil feed 4.2 Total-loss systems 4.3 Oil mist or fog systems 4.4 Wick and pad lubrication 4.5 Ring, disc and splash lubrication 4.6 Oil-circulation systems 4.7 Oil-changing problems 4.8 Selection of the appropriate system 5 Oil Changing and Oil Conservation 5.1 Oil changing 5.2 Oil resources and conservation 5.3 Oil deterioration in use 5.4 Choosing the oil-change period 5.5 Changing the type of oil 5.6 Carrying out the oil change 5.7 Handling the old oil 5.8 Disposing of emulsions and water-contaminated oils 5.9 Laundering 5.10 Re-refining and re-use 6 Greases and Anti-Seizes 6.1 The nature of greases 6.2 Composition of greases 6.3 Grease manufacture 6.4 Mechanism of action of greases 6.5 Properties of greases 6.6 Advantages and disadvantages of grease 6.7 Selection and applications of greases 6.8 Methods of applying greases 6.9 Anti-seize and anti-scuffing compounds7 Dry Bearings and Solid Lubrication 7.1 Mechanism of solid lubrication 7.2 Advantages and disadvantages of solid lubrication 7.3 Graphite 7.4 Molybdenum disulphide and similar compounds 7.5 Other inorganics 7.6 PTFE and similar polymers 7.7 Nylons 7.8 Acetals 7.9 Other polymers 7.10 Metals as solid lubricants 7.11 Composites 7.12 Selection of solid lubricants 7.13 Designing for solid lubricants 7.14 Some applications of solid lubricants Appendix: theory of friction of solid lubricants 8 Gas Bearings 8.1 Principles of gas bearings 8.2 Properties of the gas 8.3 Advantages and disadvantages of gas bearings 8.4 Examples of gas-bearing use9 Sealing 9.1 Principle of sealing 9.2 Static seals 9.3 Semi-static seals 9.4 Rotary seals 9.5 Sealing reciprocating shafts 9.6 Seal materials 9.7 Handling and fitting10 Lubricant Testing and Specifications 10.1 The object of testing 10.2 Functional tests 10.3 Chemical and physical tests 10.4 Standards and specifications 10.5 Drawing up a specification 10.6 Precision of tests11 Lubricant Monitoring 11.1 The objects of lubricant monitoring 11.2 Spectrographic oil analysis 11.3 Particle examination and ferrography 11.4 Oil monitoring by laboratory testing 11.5 Spot tests 11.6 Application to grease 11.7 Designing a monitoring program 11.8 Investigating failures 12 Lubricant Handling and Storage 12.1 Care in lubricant handling 12.2 Lubricant packaging and delivery 12.3 Storage 12.4 Dispensing and applying lubricants 13 Health and Safety 13.1 Overall safety of lubricants 13.2 Flammability and explosions 13.3 Accidents involving lubricants 13.4 Health aspects of lubricants Bibliography Index