Illustration shows the shape and the terminologies of Bellows Capsule.
Bellows are categorized by the shapes of Diaphragms and Convolutions. Operating conditions play a major role in selecting optimum bellows type. By shape, bellows are divided into Nesting Type, and Nesting -ID Cone Type. When categorize by number of diaphragms, we can divide bellows to two types; 1 Ply Design, 2 Ply Design