When two incompatible greases are mixed, either deliberately or accidentally, the results can be disappointing, if not devastating. By Jane Alexander, Managing Editor The problems associated with grease incompatibility manifest themselves in various ways. According to bearing manufacturer NSK Americas, Ann Arbor, MI, scenarios include: A lab technician tests grease from a problem bearing and finds […]
By Ken “Dr. Lube” Bannister Symptom We have experienced lubricant-injector failures in a number of our conveyor lubricators. We’ve used the same brand of high-temperature chain oil for the past five years without issue, except for the last drum. In that drum, we discovered coagulated “lumps” floating in the oil. The oil supplier is blaming our […]
This case study discusses pitfalls associated with the condition-monitoring of oil in a generator’s lubrication system. By Randall Noon, P.E. Diesel-engine generators, the stalwart mainstays of standby-power systems, offer several advantages: They efficiently provide electrical power, when needed, with the push of a button or automatically, perhaps, when under-voltage conditions in the grid trip their […]
Nashville, TN-based Des-Case Corp. has purchased the visual-oil-analysis line of ESCO Products, Inc., the well-known Texas manufacturer of oil sight glasses and level-monitoring technologies and distributor of Copaltite and Dow Corning products. The acquired portfolio includes ESCO’s 3-D BullsEye Viewport, oil sight glasses, indicators and level monitors. Headquartered in Houston, family owned and operated ESCO has been in business for nearly 50 years. Its visual-oil-analysis product […]
Garlock has announced that several products in its KLOZURE line of bearing isolators have received upgraded ingress protection (IP) ratings from the National Electrical Manufacturers Association’s NEMA MG-1 2009 Part 5 specification. The GUARDIAN, MICRO-TEC II, SGI and EnDuro have been upgraded from IP55 and IP56 sealing ratings to IP65 and IP66 sealing ratings, confirming their suitability […]
Give your equipment lubricants the respect they deserve. Keep them well-filtered and clean!
By Dr. Lube, aka Ken Bannister Symptom: After running a newly purchased hydraulic system for several weeks, we’ve noticed that two of the cylinder seals are leaking. How can this happen in brand-new equipment?