ESC - External SingleCartridge Seal

Description:: 

The SEPCO® ESC is a single, external, cartridge-mounted unit designed for operation on clean, lubricating, fluids that are corrosive to standard 316SS parts. Alloy 20 wetted parts and a carbon-filled PTFE gland. 

Aplications: 

 This seal ideal for use in sulfuric acid. The stationary design eliminates face misalignment eliminating wear in secondary areas of the seal.

Features: 

Metal Parts:

  • Standard parts: Alloy 20 wetted parts, carbon filled PTFE Gland
  • Standard springs and drive pins: Hastelloy® C

Face Materials:

  • Standard: Acid grade carbon-graphite, silicon carbide, and high purity ceramic

O-ring Materials:

  • Standard: Viton® , EPR and Aflas™
  • Optional: Litharge cured Viton® and Perfluorinated Elastomers

Operating Capabilities:

  • Pressure: To 150 psig (10 bar g)
  • Temperature: 32° to 250°F (0° to 121°C)
  • Speeds: 2600 fpm (13 m/s)