Features mechanical seal type 4600
The water-lubricated stern tube seals type 4600 from EagleBurgmann are not alone an environment-friendly solution. They meet all technical requirements of modern sealing technology: modular design, convenient installation, little maintenance, no adjustments.
Type 4600 water-lubricated stern tube seals are virtually leak-free and are leaving no oil or grease residues in the waterway. And because they prevent getting water into the bilge, no elaborate actions are required for its disposal.
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Advantages mechanical seal type 4600
- Water-lubricated
- No oil or grease emissions to the environment
- Low power consumption
- Carbon seal face unsplit for first installation, split for repairs
- Version with split mating ring available
Operating range mechanical seal type 4600
- Shaft diameter:
d1 = 50 … 320 mm (1.97″ … 12.60″) - Pressure: p = 2 … 7 bar (29 … 102 PSI)
- Temperature:
t = -5 °C … 40 °C (23 °F… 104 °F) - Speed range: n = see diagram
- Allowed shaft movements
Axial: ±5 mm, - Radial: Shaft diameter (d1) up to 200 mm: ±2 mm,
>200 mm: ±3 mm
Materials mechanical seal type 4600
- Seal face: Carbon graphite antimony impregnated (A), Carbon graphite resin impregnated (B)
- Mating ring: Special cast CrNiMo steel
- Collar: Nitrile-butadiene rubber (P)
- Face housing: 1.4571 (G)
- Clamp ring: 1.4572
- Springs: Hastelloy® C-4 (M)
- Housing: Bronze / 1.4571
- Gasket Burasil® (Y)
Item | Description |
1 | Seal face |
2 | Mating ring |
3 | Collar |
4 | Face housing |
5 | Clamp ring |
6 | Springs |
7 | Housing |
8 | Gasket |
Recommended applications seal type 4600 Burgmann
- Shipbuilding
- Sea water
- Fresh water