Roller Chain Sprocket Basics

  Think of all chain drive machines. Now consider the sprocket that drives all the chains. Pinions tend to be ignored until they fail because they are often exposed to extreme temperatures, corrosive environments, rough cleaning, and / or impact loads that destroy the keyway and cutting teeth. Suddenly, you have to find and install the right replacement so that production can continue as quickly as possible. Understanding the basics of roller chain sprockets will help you do just that (and prevent unexpected breakdowns in the future). In addition to helping you identify the type of sprocket, the following guidelines will help you identify options that may provide better performance and longer life. The right replacement at the right time reduces downtime and saves money. Sprockets identification and technology Step 1 . Chain type and pitch. . . The sprockets are designed to be used with specific chains. All chains are manufactured to a given standard and ANSI is the most com...