Lubrication Course

Lesson 1 • Wear Mechanisms and Failure Modes

Examines adhesive, abrasive, corrosive, and fatigue wear. Links each mechanism to specific lubrication failures observed in the field.

Lesson 2 • Friction and Its Industrial Impact

Covers static, kinetic, and rolling friction types and their energy costs. Establishes why friction control is central to lubrication practice.

Lesson 3 • Lubrication Regimes

Introduces hydrodynamic, elastohydrodynamic, mixed, and boundary lubrication regimes. Connects regime selection to operating conditions and component life.

Lesson 4 • Overview of Lubricant Types

Surveys mineral oils, synthetic oils, semi-synthetics, greases, and solid lubricants. Provides context for detailed product study in subsequent chapters.

Lesson 1 • Base Oil Classification Groups

Covers industry base oil group classifications by saturation and viscosity index. Explains how group selection affects performance and compatibility.

Lesson 2 • Synthetic Base Stock Chemistry

Examines PAOs, esters, polyglycols, and silicones at a molecular level. Connects chemical structure to thermal stability, biodegradability, and compatibility.

Lesson 3 • Oxidation Inhibitors and Detergents

Covers antioxidant mechanisms, detergent-dispersant chemistry, and their effect on oil life. Explains how these additives maintain cleanliness and extend drain intervals.

Lesson 4 • Viscosity Modifiers and Other Additives

Explains viscosity index improvers, pour point depressants, foam inhibitors, and corrosion inhibitors. Completes the additive picture needed for formulation decisions.

Lesson 1 • Industry Performance Standards

Reviews API, ACEA, AGMA, and OEM performance categories and their test requirements. Enables students to read and interpret lubricant data sheets accurately.

Lesson 2 • Hydraulic and Compressor Fluid Selection

Identifies viscosity, cleanliness, and additive requirements for hydraulic systems and compressors. Highlights fire-resistant and biodegradable fluid options for special environments.

Lesson 3 • Viscosity Grade Systems

Covers ISO VG, SAE engine, SAE gear, and NLGI grease grade systems. Provides the classification framework used throughout lubricant selection.

Lesson 4 • Selecting Lubricants for Bearings

Applies speed factor, load, and temperature criteria to rolling and plain bearing selection. Bridges theory from earlier chapters to practical bearing lubrication decisions.

Lesson 1 • Grease Compatibility and Changeover

Explains thickener incompatibility risks and safe procedures for switching grease types. Prevents equipment damage during lubricant changeover projects.

Lesson 2 • Grease Performance Characteristics

Covers dropping point, oil separation, oxidation stability, and water washout resistance. Connects each property to field performance and relubrication intervals.

Lesson 3 • Grease Composition and Structure

Explains base oil, thickener, and additive roles in grease performance. Establishes the structural basis for understanding grease behaviour under load and temperature.

Lesson 4 • Grease Application Methods

Details manual, automatic, and centralized grease delivery systems and their correct use. Addresses overgreasing and undergreasing consequences for bearing life.

Lesson 1 • Circulating Oil Systems

Details forced-feed circulating systems including pumps, filters, coolers, and reservoirs. Connects system design to cleanliness, temperature control, and reliability.

Lesson 2 • Centralised Lubrication Systems

Covers single-line, dual-line, progressive, and oil-air centralised systems. Addresses installation, commissioning, and troubleshooting of automated delivery networks.

Lesson 3 • Manual Lubrication Practices

Covers oil can, grease gun, and hand-pump methods with correct technique and scheduling. Establishes baseline practices before introducing automated systems.

Lesson 4 • Mist and Minimum Quantity Lubrication

Introduces oil mist and minimum quantity lubrication for high-speed and machining applications. Highlights environmental and health considerations for mist systems.

Lesson 1 • Kidney Loop and Off-Line Filtration

Explains off-line filtration circuits for continuous oil polishing independent of main system flow. Covers sizing, flow rate, and integration with existing lubrication systems.

Lesson 2 • Breathers, Seals, and Exclusion Devices

Covers desiccant breathers, lip seals, labyrinth seals, and positive-pressure exclusion. Addresses contamination prevention at the source before filtration is needed.

Lesson 3 • Cleanliness Standards and Targets

Explains ISO cleanliness codes and how to set targets based on component sensitivity. Provides the measurement framework for contamination control programmes.

Lesson 4 • Sources and Effects of Contamination

Catalogues built-in, ingressed, and generated contamination and their damage mechanisms. Quantifies the relationship between particle count and bearing fatigue life.

Lesson 1 • Contamination Identification and Control

Identifies water, fuel, coolant, dirt, and cross-contamination sources in oil samples. Connects contamination type to corrective maintenance actions.

Lesson 2 • Interpreting Oil Analysis Reports

Teaches alarm limit setting, trend analysis, and report interpretation for actionable decisions. Integrates oil analysis into a broader predictive maintenance programme.

Lesson 3 • Wear Debris and Particle Analysis

Covers spectrometric, ferrographic, and particle count analysis for detecting machine wear. Identifies wear particle morphology linked to specific failure mechanisms.

Lesson 4 • Physical and Chemical Oil Tests

Explains viscosity, acid number, base number, water content, and flash point tests. Links each test result to specific lubricant degradation or contamination conditions.

Lesson 1 • Lubrication Task Development

Creates detailed lubrication routes, task cards, and frequency schedules based on equipment criticality. Ensures consistent execution of lubrication tasks across shifts and crews.

Lesson 2 • Lubrication Programme Assessment

Uses gap analysis and audit tools to evaluate current lubrication practices against best standards. Identifies priority improvement areas to guide programme development.

Lesson 3 • Lubricant Consolidation and Standardisation

Reduces lubricant SKU count through cross-referencing and rationalisation without compromising performance. Lowers procurement costs and cross-contamination risk.

Lesson 4 • Key Performance Indicators and Continuous Improvement

Defines lubrication KPIs including bearing life, oil consumption, and failure rates. Applies continuous improvement cycles to sustain and advance programme performance.