Offered during NLGI’s annual meetings, NLGI’s educational courses offer essential training in grease technology. The Basic Grease Course introduces fundamental topics such as grease types, manufacturing, and common applications. The Advanced Grease Course explores more complex areas like specialized grease formulations and advanced additives. Additionally, NLGI offers a Certified Lubricating Grease Specialist (CLGS) Exam, which certifies participants as experts in the field. These courses are designed for both beginners and experienced professionals in the lubricating grease industry.

Basic Grease Education Course

With more than a 1200 alumni, NLGI’s Basic Grease Education Course is the world’s foremost foundational training class for the global grease industry. This course provides an excellent overview of the types of greases, thickeners, base oils and additives. The methods of manufacturing, testing methodology and their use in bearings and in industrial and automotive applications are also covered. Topics include the following:

  • Basic Grease Course Overview & Introduction to Greases.
  • Base Oils
  • Additives
  • Grease Manufacturing Overview
  • Manufacturing – Open Kettle
  • Manufacturing – Contractor
  • Manufacturing – Continuous
  • Grease packages and Dispensing
  • Grease Testing
  • Grease Selection and Recommendations
  • Industrial Applications
  • Automotive Applications
  • Environmental & Safety
Advanced Grease Education Course

This course provides advanced instruction regarding specific types of greases, grease chemistry and specialized applications. There is an increased focus on high-value specialty greases and their manufacture and use. Topics include the following:

  • Special Tests
  • Soap Manufacturing
  • Polyurea Greases
  • Applications: Grease Tribology
  • Bearing Lubrication Greases & Gear Oils
  • Food Grade Lubricants
  • Steel Mill Greases and Other Lubricants
  • Applications: Problems
  • Solid Additives
  • Silicone Greases
  • Calcium Sulfonate Greases
  • Synthetic Lubricants Base Stocks
CLGS Exam

A standard that certifies that an individual possesses a defined level of expertise in the field of lubricating grease. Certification indicates that NLGI recognizes the individual as a grease expert. Certification is awarded after an individual passes a two-hour exam that consists of 120 questions about lubrication fundamentals and grease types, selection, manufacturing, applications, maintenance, testing, etc.

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