M481K
M481K
| Item | Description |
| 1 | Seal face, atmosphere side |
| 2 | Seal face, product side |
| 6, 7, 13, 14, 15 | O-Ring |
| 11 | Seat, product side |
| 12 | Seat, atmosphere side |
M481K
Features
- Liquid-lubricated double seal for top-entry drives
- Cartridge unit
- Self-closing on the product side
- For stepped and unstepped shafts
- Unbalanced
- Independent of direction of rotation
- Multiple springs rotating
Advantages
- Ready-to-fit and factory-tested units
- The M481K and its variants will remain closed even during pressure variations or pressure reversal. Operation is possible with buffer fluid (p1max = 6 bar (87 PSI)) or pressurized with barrier fluid as double seal
- Available with or without bearing
- Suitable for standardizations
- Seal can be applied at higher pressure and rotating speed than specified by DIN
Materials
Seal faces: Carbon graphite or Silicon carbide, FDA conform
Seats: Silicon carbide, FDA conform
Secondary seals and metallic parts acc. to application and customers' requirement.
Seats: Silicon carbide, FDA conform
Secondary seals and metallic parts acc. to application and customers' requirement.
Standards and approvals
- FDA
- ATEX
- DIN 28138 (mechanical seals for agitator shafts)
- DIN 28136 T2 (for steel vessels)
- DIN 28141 (flange connection for steel vessels)
- DIN 28154 (shaft end for steel vessels)
Recommended applications
- Refining technology
- Petrochemical industry
- Chemical industry
- Pharmaceutical industry
- Food and beverage industry
- Agitators
- Reactors
Notes
Options:
- Cooling resp. heating flange
- Leakage drain
- Flush
- Polymerization barrier
- Axial expansion joint (shaft movement)
- Wiper ring (shaft movement)
Recommended piping plans
Closed circuit EagleBurgmann TS system,
open circuit EagleBurgmann SPA, SPN
Product links:
EagleBurgmann TS1000
EagleBurgmann TS2000
EagleBurgmann SPA
EagleBurgmann SPN manual
EagleBurgmann SPN automatic
Product links:
EagleBurgmann TS1000
EagleBurgmann TS2000
EagleBurgmann SPA
EagleBurgmann SPN manual
EagleBurgmann SPN automatic
Product variants
M481KL
Variant with integrated floating bearing
Variant with integrated floating bearing
M451K
Variant for unstepped shafts or customer-specific connection dimensions. The seal is available for any diameter. Further customer-specific adaptations are also possible.
Variant for unstepped shafts or customer-specific connection dimensions. The seal is available for any diameter. Further customer-specific adaptations are also possible.
Similar products
ERB
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- Unbalanced
- Independent of direction of rotation
HS-D
- For top entry drives
- Double seal
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- Independent of direction of rotation
- Multiple springs rotating
- Liquid-lubricated
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HSH(L)U-D
- For bottom entry drives
- Double seal
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- Independent of direction of rotation
- Multiple springs rotating
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