KY TYPE 670 / 680
KY TYPE 670 / 680 KY TYPE 670 / 680

KY TYPE 670, KY TYPE 680, John Crane TYPE 670, John Crane TYPE 680, Welded Metal Bellow Mechanical Seals

Combined Materials:

  • Stationary Ring: SiC/SSiC/TC
  • Rotary Ring: Carbon/SiC/SSiC/TC
  • Secondary Seal: NBR/EPDM/Viton
  • Bellow: AM350/Inconel 718
  • Metal Part: SS304/SS316

Working Conditions:

  • Mediums: Oil, light hydrocarbon, aromatic hydrocarbon, organic solvents, weak acids, alkali, Ammonia, etc.
  • Temperature: -75°C~200°C
  • Pressure: ≤2.0MPa
  • Speed: ≤ 23 m/Sec

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