In use, roller chain will stretch and wear and eventually need to be replaced. But not replacing the sprockets at the same time can lead to a reduction in chain life and, over time, additional machine stoppages, increased maintenance costs and risk of catastrophic failure. Greg Sharp, engineering manager for Tsubakimoto UK, examines the problem and explains why specifying a high quality chain and sprocket combination can provide the solution. Over a matter of time, roller chain will stretch and begin to wear, resulting in the eventual need to replace it. However, did you know that replacing the sprockets at the same time is just as important?
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