Tarique Memon

society of automotive engineers (sae) lubrication wear friction comparison between monograde and multigrade oils advantages of multigrade over monograde oils viscosity grades multigrade oils monograde oils synthetic oils viscosity grades break in period advantages of synthetic oil mineral oil vs synthetic oil synthetic oil vs mineral oil mos2 pbo graphite grease petroleum oil crude oil mineral oils semi solid lubricants liquid lubricants solid lubricants classification of lubricants by viscosity classification of lubricants by usage classification of lubricants by raw material classification of lubricants viscosity vs temperature volatility specific gravity film strength adhesiveness neutralization number chemical stability physical stability emulsification corrosion oiliness pour point cloud point fire point flash point viscosity index viscosity characteristics of good lubricant properties of lubricants stribeck curve lubrication regimes mixed lubrication elasto hydrodynamic lubrication hydrodynamic or thick film lubrication hydrostatic lubrication boundary or thin film lubrication types of lubrication functions of lubricant benefits of lubrication benefits of tribology tribology in energy efficiency tribology for energy conservation productive wear productive friction need of tribology history of tribology importance of tribology definition of tribology what is tribology tribology internalization of externality externalities of energy marginal social cost private costs social cost marginal external benefit marginal private benefit social benefit of externality negative externality (external cost) positive externality (external benefit) externality & its types erosive wear surface fatigue wear fretting wear abrasive wear adhesive wear types of wear journal bearing sliding friction rolling friction static friction kinetic friction semi fluid or mixed friction hydrodynamic or thick film or viscous friction dry or solid friction boundary or thin film or greasy friction types of friction