Spiral Belts are easy to fit, simple to clean and remain stable, even after long running times, for a hassle free operation. The large contact surface improves drying efficiency in PMC applications. Their seam, which has the same strength as the belt itself, is made up of spiral loops and once seamed the belt becomes endless, with an invisible seam. These belts are often supplied in standard PET white yarn. It produces excellent release properties.

Spiral bevel gear is an important component on all current rotorcraft drive systems. Thiscomponents are required to operate at high speeds, high loads, and for an extremely large number of load cycles. In this application, spiral bevel gears are used to redirect the shaft from the horizontal gas turbine engine to the vertical rotor.