News

Lip Seal Leaks in Gear Reducers

Written by Nick Penze, Zerelli Technologies, Inc.   

Seals are a commodity to some users, but seals are the most critical element of the system for other users. If a $2 seal fails and causes $500,000 in repairs and/or warranty costs, it emphasizes how important that seal is to the system and its true cost. Understanding the seal's role means understanding the components of the sealing system: the seal, the sealing surface (or shaft), the housing into which the seal is pressed, the lubricant and the outside environment (or what the seal is sealing out). Each component plays a critical role in the sealing system; therefore, each component needs to be considered when evaluating failures or designing a product. . . .

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