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Using Grease for Gear Lubrication
"Is polyurea grease only for bearings or is it also suitable for gears? For example, can I use a multi-purpose EP NLGI #2 polyurea grease in a brushcutter's gearbox? If so, what would happen?"...
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Ensuring Proper Lubrication for Heavily Loaded Gears
"What defines heavily loaded gears? Isn't the load transmitted per square centimeter surface always within the established limits based on the safety requirements?" Gears can be among the highest...
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Possible Causes of Thickening Gear Oil
"Apart from oxidation, what can cause thickening of a gear oil?" Gear oil viscosity typically trends downward as the oil ages. However, every so often a slight spike in viscosity may be seen in your...
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Understanding Lubricant Churning
"What are lubricant churning and bearing torque, and how do they affect gears, bearings and the lubricant?" Bearings and gears require a certain amount of force to begin turning and to continue turning...
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Navy Ship Requires $23 Million in Repairs Due to Insufficient Oil Flow
According to a recent CNN report, the U.S. Navy's littoral combat ship the USS Fort Worth will require repairs totaling an estimated $23 million due to insufficient lube oil flow to the ship's...
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The Right Way to Lubricate Worm Gears
Of all the different types of gear configurations, worm gear systems are considered some of the most problematic because they present unique lubrication challenges due to their distinct design. To...
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Guidelines for Using Gear Oil in Specific Applications
"Can GL-5 gear oil be used in an application where manual transmission fluid is recommended?" The American Petroleum Institute (API) GL rating system is intended for gear oil specifications. While a...
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Anderol Gear Oil Receives GE Approval
Anderol Specialty Lubricants recently announced that its 5000 Plus EP Synthetic Gear Oil product series has received approval from General Electric (GE) for use in off-highway vehicle (OHV) motorized...
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Phillips 66 Unveils New Gear Lubricant
Phillips 66 Lubricants recently introduced a new high-performance, semi-synthetic gear lubricant to meet the demands of heavily loaded, slow-moving gears and bearings. Featuring extreme-pressure...
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How to Identify Proper Gear Oil Viscosity
"What should a synthetic gear oil with a viscosity of 8,200 centistokes at 40 degrees C (104 degrees F) feel like? Also, what would be some of its possible applications and recommended tests? Will it...
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How to Prevent Foaming and Air Dispersions in Industrial Gear Oils
Lubricating oils are not completely free of air. Whether during operation or storage in barrels, oils are constantly in an exchange process with their air-containing environment. Even if the oil is...
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Chemtura Introduces New Synthetic Gear Oil Series
Chemtura Corp. recently introduced a new synthetic gear oil series for applications requiring high micropitting resistance and protection under extreme conditions. Anderol 5000 Plus EP Synthetic Gear...
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Dana Launches New Synthetic Gear Oil
Dana Holding Corp. recently announced the launch of an all-new synthetic gear oil to improve fuel economy in high-efficiency drivetrain solutions. The Spicer XFE 75W-90 axle lubricant is specifically...
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Fluitec Introduces New Gear Oil
Fluitec recently introduced a new environmentally sustainable gear oil developed specifically for the wind industry. Breeze 320 is designed for the heavy-duty gear environment of wind turbine main...
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Best Practices for Spray Lubrication
"How do you spray-lubricate an open gear? Are nozzles commonly available for this? What air pressure is ideal? What is the best distance between the nozzle and application area? Is spray lubrication...
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The Risks of Using EP Additives in Gear Oils
While all oil additives serve a purpose, extreme-pressure (EP) additives in gear oils can be very detrimental and lead to the destruction of copper metals. This 2-minute, 1-second video explains when...
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Determining the Cause of Waxy Residue in a Gearbox
"One of our customers recently found some waxy material in an enclosed gearbox after using a synthetic gear oil for approximately 61 hours. My initial thought was that this could possibly be the...
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When to Use a Synthetic Gear Oil
"For gearbox applications, is it preferable to use mineral oil or synthetic oil?" Most gear oils use a polyalphaolefin (PAO) as a base stock. This is essentially a man-made version of the naturally...
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Best Ways to Reduce Gearbox Oil Leakage
"Our gearbox, which leaks excessively, is close to the end of its life. It currently uses an ISO 680 EP oil, but we would prefer to use a lubricant that would stem some of the leakage and allow the...
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Understanding Polishing Wear
"A few of the machines at our plant have been having problems with what is suspected as polishing wear. Can you explain what this is as well as some of the best ways to help prevent it?" The term...
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