Material: Spring band steel C75 or similar grades, spring resistant up to +300 C.

Laminar piston rings are used successfully - in combination with cast iron piston rings - in both rebuilt and new engines. For applications in hydraulic and pneumatic pistons, shock absorbers etc., cast iron piston rings are not required.

For freeform and drop forging machines and presses

Material: spring band steel 50 CrV4 or CK60, for presses C 75, spring resistant up to +300 C.