|FK2 rings are used for||FK4 rings are used for|
"FK2" laminar rings can be used for both new and used internal combustion engines in conjunction with standard cast iron piston rings. Cast iron piston rings are less suitable for pistons intended for hydraulic and pneumatic applications, compressors and shock absorbers. Please contact us for details, sizes and available materials.
"FK4" laminar rings for pistons for drop-forge hammers, stamping presses, presses and hydraulic units. Please contact us for details, sizes and available materials.
|C75S||DIN 1.0605||max. +300°C||oiled||varying ¹)|
|C60E||DIN 1.1221||max. +300°C||oiled||varying ¹)|
|50CrV4||DIN 1.8159||max. +400°C||oiled||varying ¹)|
¹) The colour of the laminar rings may vary between silver, light brown and black as a result of the heat treatment.
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