Gaskets
Gasket is a mechanical seal which fills the space between two or more mating surfaces,generally to prevent leakage from or into the joined objects while under compression.
Gasket is offered in a Spiral Wound Gasket, Ring Joint Gasket, Exp Anded Graphite Gasket, Corrugated Gasket, Ptfe Gasket, Synthetic Fiber Rubber Gasket, Tape Gasket, Ceramic Gaskets.
The following is about Gasket related, I hope to help you better understand Gasket.