KY TYPE 891
KY TYPE 891 KY TYPE 891

KY TYPE 891, CHESTERTON 891, O Ring Mechanical Seals

Combined Materials:

  • Stationary Ring: Alumina 99%/Alumina 99.5%/SiC/SSiC/TC
  • Rotary Ring: Carbon/SiC/SSiC/TC
  • Secondary Seal: NBR/EPDM/Viton
  • Spring and Punched Parts: SS304/SS316

Working Conditions:

  • Mediums: Grain and high viscosity mediums, especially used in the sugar, pulp industry, and sewage disposal, etc.
  • Temperature: -20°C~180°C
  • Pressure: ≤1.6MPa
  • Speed: ≤ 15 m/Sec

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