Dry running seal AD5
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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. API Plans 02, 72 (Nitrogen purging)
Recommended applications
- Process industry
- Oil and gas industry
- Refining technology
- Petrochemical industry
- Chemical industry
- Pharmaceutical industry
- Power plant technology
- Water and waste water technology
- Building services industry
- Food and beverage industry
- Sugar industry
- Horizontal and vertical pumps, agitators, mixers
