John Crane Seal and Coupling

Seal Face Technology

Maximize Operational Performance and Seal Lifecycle With the Industry’s Most Comprehensive Family of Seal Face Technologies

Diamond Seal Face Technology : John Crane Diamond® Unique Characteristics Extend Mechanical Seal Life

Product Availability: John Crane Diamond® treated silicon carbide offers performance benefits for a wide range of applications in nearly every industry. Seal face treatments are available as an enhancement to many of our most widely used seal families,
Such As:
  • Type 5600 Universal Cartridge Seal Family
  • Type 5800 Slurry Seal Family
  • Type 48VBF Boiler Feed Water Seal
  • Other High-Performance Sealing Solutions
  • Upstream Pumping Technology : USP seal face technology

    USP seal face technology helps overcome the most rigorous sealing challenges. It improves seal and pump reliability, prevents unplanned downtime and reduces operating costs across a broad range of severe-service conditions
    Such As:
  • Low-lubricity conditions
  • Dry running conditions
  • High heat
  • Friction
  • Caustics/liquors
  • Viscous fluids
  • Polymerizing fluids/solidifying
  • Dirty fluids