High quality black customized EPDM rubber FKM gasket

A viton gasket and an EPDM version should be distinguished by their selected compound even when both are black and share a custom outline. The material needs to suit the fluid, temperature, and cleaning conditions at the joint. Keeping that identity clear prevents a visually similar spare from changing the intended sealing configuration.

Compare the gasket's perimeter, openings, and thickness with the finished mating faces. A material change may also require assessment of the installed compression and handling during assembly, rather than being treated as a direct swap based only on outside dimensions. The joint should support the sealing path around every opening.

Fit without pulling the gasket to align a distant hole. Close the faces evenly and check that the rubber remains inside its seat. On disassembly, inspect for swelling, flattening, and damage that follows a specific surface feature. If the service medium changes, review the compound and complete joint again before continuing with the previous part solely because its shape still matches the hardware.

Material options

EPDM / FKM. Custom formulation and color for the intended contact conditions.

Hardness selection

Rubber: 30–90 Shore A. A material change may also require assessment of the installed compression and handling during assembly, rather than being treated as a direct swap based only on outside dimensions.

Custom dimensions

Compare the gasket's perimeter, openings, and thickness with the finished mating faces.

Fit & assembly

Close the faces evenly and check that the rubber remains inside its seat.

Use & inspection

On disassembly, inspect for swelling, flattening, and damage that follows a specific surface feature.

Photos illustrate structure or material only. The joint should support the sealing path around every opening. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.