Reibungsarmer Gleitring mit kostengünstiger Diamantbeschichtung

The invention relates to a sliding ring for a floating ring seal, comprising a main body (2) having a diamond layer (3) which is applied to the main body (2) and is designed as a sliding surface, wherein the diamond layer (3) has a thickness (D) that is less than or equal to 4 [mu]m, in particular less than or equal to 3 [mu]m, in particular less than or equal to 2 [mu]m, particularly preferably approximately 1 [mu]m, and wherein the main body (2) has no cracks or only cracks that have a maximum longitudinal extension (L) of less than or equal to 5 [mu]m on a surface of the main body (2) or in the main body (2).