EagleBurgmann international
EagleBurgmann WORLDWIDE
With around 250 locations and 90 serve centers, we are represented in the most important economic regions of the world. The advantages are clear: short paths to our customers, fast response times and a shared language.
| Item | Part DIN 24250 |
Description |
| 1.1 | 472 and 481 | Seal face and bellows unit |
| 1.2 | 400.1 | Flat gasket |
| 2 | 475 | Seat |
MFL65
Features
- Stationary bellows
- Single Seal
- Balanced
- Independent of direction of rotation
Advantages
- For high temperature
- High sliding velocities
- No elastomer secondary seals
Operating range
Externally pressurized: p1 = 25 bar (363 PSI), (higher pressure possible, please inquire)
Internally pressurized:
p1 <120 °C (248 °F) 10 bar (145 PSI),
p1 <220 °C (428 °F) 5 bar (72 PSI),
p1 <400 °C (752 °F) 3 bar (44 PSI)
Stationary seat lock necessary.
Temperature:
t = -20 °C ... 400 °C (-4 °F ... +752 °F)
Sliding velocity: vg = 50 m/s (165 ft/s)
Materials
Inconel® 718 (M6), Hastelloy® C-276 (M5)
Seal face:
Carbon graphite antimony impregnated (A), Silicon carbide (Q12)
Seat:
Silicon carbide (Q1), Special cast CrMo steel (S)
Metal parts:
Duplex (G1), Carpenter® 42 (T4), Hastelloy® C-4 (M)
Recommended applications
- Process industry
- Oil and gas industry
- Refining technology
- Petrochemical industry
- Chemical industry
- Hot media
- High sliding velocities
- Pumps
- Special rotating equipment
Product variants
Shaft diameter:
d1 = 16 ... 100 mm (0.64" ... 4"),
(>100 mm on request)
Internally pressurized:
p1 = 16 bar (232 PSI),
(higher pressure possible, please inquire)
Externally pressurized:
p1 = 10 bar (145 PSI),
stationary seat lock necessary. Temperature:
t = -20 °C ... +400 °C (-4 °F ... +752 °F) Sliding velocity:
vg = 50 m/s (165 ft/s)
Similar products
Inquire about individual solutions
We develop and produce customer-specific special and individual solutions for every application.
The Eagleburgmann Group
Sealing technology for plants and machines
EagleBurgmann is one of the worldwide leading providers of industrial sealing technology. Mechanical seals, seal supply systems, magnetic couplings, carbon floating ring seals, expansion joints, gaskets and packings as well as comprehensive services are used wherever reliability and safety are needed.
Mechanical seals and more
Sealing technology by EagleBurgmann is used worldwide in oil and gas industries, refineries, the petrochemical, chemical, and pharmaceutical industries, food processing, energy, water, mining, paper, aerospace, and other industries. Close to 5,800 employees provide their ideas, solutions, and commitment so that customers can rely on our sealing technology.
What makes us stand out is our excellent quality, great innovative capacity, and an extensive product portfolio for nearly all industrial processes and fields of application. Our product portfolio includes everything from mechanical seals and seal supply systems to magnetic couplings, carbon floating ring seals, expansion joints, and gaskets and packings as well as comprehensive services. Since we are part of the German Freudenberg and Japanese EKK group, we have all the necessary resources for a firmly based reliable partnership.