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What’s the difference between Sleeve Bearings and Ball Bearings

Two bearing systems are common in air moving products, sleeve bearings or ball bearings. There are several factors that make it important to consider your choice when making a selection for your application. Sleeve bearing fans are more economical; however, it is not recommended that they are mounted in any position other than horizontal. Temperature is another consideration; if the temperature exceeds 70°C the fan will become inoperable. The lifetime of a sleeve bearing fan is often shorter than that of a ball bearing fan, however, if ...