Carbon shaft seal has a long history. Graphite is an isoform of element carbon. In 1971, the United States studied the successful flexible graphite sealing material, which solved the leakage of atomic energy valve.

Selection of Carbon Seal Material

The original inventor used concentrated sulfuric acid as oxidant and intercalating agent.

Specification of Carbon Ring Seal
Sealcon
can produce different carbon ring seals according to different customers’ requirement.

As a carbon seal ring manufacturer, we will offer more types of hydrocarbon pump mechanical seal
for customers, if you have needs, please contact us.