Air Casters are also often called Air Cushions, Air Skates or even Air Bearings. They can be mounted permanently underneath specific equipment or tools or used as a modular air caster system.
Air casters are pneumatic elements that can be placed underneath an object or frame, allowing almost friction-free movement and positioning in all horizontal directions.
Aerofilm Systems is the manufacturer of air casters there are several different types available. The types are P-type, B-type and NC-type each with their specific advantages that are described below. Also below you will find that water casters are available which use water as their operating medium instead of air.