Just what are the special qualities to look for when selecting a spiral freezer? Here's a look.
Conveying System. The conveyor belt is a continuous loop of stainless-steel mesh driven by a center-rotating cage. The width of the belt and the type of mesh depend on the application requirements. The conveyor drive uses an AC-frequency-controlled drive system to allow for smooth, continuous operation within a wide speed range. Some designs incorporate an enclosed, sealed, self-aligning center drive to eliminate chains and sprockets. The main drive and outfeed tension drive should be synchronized electronically.