What is a mechanical seal? | aesseal.com

Compressor Seals: Know Your Options to Make the Right Choice - Flexaseal Engineered Seals and Systems

⭐ What Is a Dry Gas Seal? A Dry Gas Seal (DGS) is a high-precision, non-contact mechanical seal widely used in high-speed rotating equipment such as compressors, expanders, and steam turbines. Instead of relying on an oil film like traditional mechanical seals, a DGS uses a thin gas film—usually nitrogen or process gas—to separate the sealing faces and prevent leakage. In simple terms: ➡ Dry Gas Seal = A high-precision sealing system supported by a gas film, with no metal-to-metal contact. Why i