In our September issue, a case study comparing lubricity additives or drilling fluids used on titanium, an examination of ways to measure lube blending performance and a glance at industry financial reports for the first half of 2025. Also, Gabriela Wheeler recounts that the base oil market was quiet this summer, even though other things were not.
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Features
METALWORKING FLUIDS / WORLD
The Slippery Task of Choosing Lubricity Additives for Titanium Drilling
Chemistries performing better under some conditions may do worse under others. Testing can help formulators choose for different applications.
PLANTS & FACILITIES / WORLD
What Gets Measured, Gets Improved
Lesson in how lubricant blending plant
monitoring can lead to operational excellence.
ESTERS / WORLD
Spotlight on Esters
Esters: Packed with Potential
The industry’s use of esters is increasing thanks to strengths in areas such as lubricity and biodegradability.
Departments
September Base Oil Report
When No News is Good News
Unfettered production and lackluster demand left U.S. base oil supply and demand in relaxed balance.
BUSINESS / WORLD
Industry Earnings
Earnings Show Industry Sagging in First Half of 2025
A sample of financial reports showed the industry struggling for profitability in the first six months of 2025.