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  • PTFE Penny and Flat Head Stoppers

    PTFE Penny Head Stoppers

    (7)

    • Hollow stopper for standard taper joints
    • Use up to 280 ºC (540 ºF)

  • PTFE-Flat-Head-Stoppers

    PTFE Flat Head Stoppers

    (6)

    • Operates at high vacuum - transverse trapezoidal sealing rings
    • Self-releasing versions available on request
    • Use up to 280 ºC (540 ºF)
    • Leakage Rate < 1 x 10-4 torr, liter, sec-1

  • PTFE-Self-Releasing-Stoppers

    PTFE Self Releasing Stoppers

    (4)

    • Fit standard ground glass joints
    • With sealing rings and self-releasing ring

  • PTFE Hexagonal Grip Stoppers

    PTFE Knurled or Hexagonal Grip Stoppers

    (10)

    • Knurled or hexagonal grips.
    • Ground joint and sealing rings on the outside.
    • Easily removed.