Dry running seal
AD5

Dry running seal<br/>AD5

Dry running seal
AD5

Features

  • Rotating multi-spring pusher seal
  • Balanced
  • Independent of direction of rotation
  • Special face material Teflon® eliminates the contamination of media
  • Ideally suited for pharmaceutical and food industry

Advantages

  • Over 35 years of running reference in the field
  • Minimum seal face heat generation due to narrow seal cross section
  • Very cost effective since lubrication/cooling system is not required
  • Ease of installation and maintenance as simple in construction
  • Minimise media contamination as seal is externally mounted

Operating range

Shaft diameter: d = 20 … 100 mm (1" ... 3.94")
Pressure: p = 5 torr ... 5 bar (0.1 ... 72 PSI)
Temperature:
t = -30 °C ... +175 °C (-22 °F ... +347 °F)
Sliding velocity: vg = 1 m/s (3.3 ft/s)
Axial movement: ±0.3 mm

(Consult EB for applications outside above limits).

Materials

Seal ring: Special Teflon®
Mating ring: Ceramic
Secondary seals: FKM, FFKM
Springs: Hastelloy® C-4
Metal parts: SS 316, other materials on request.

Recommended piping plans

API Plans 02, 72 (Nitrogen purging)
False