| Item | Description |
| 1 | (Seat) Rotating seal face |
| 2 | (Seal face) Stationary seal face |
| 3 | Thrust ring |
| 4 | Spring |
| 5 | Shaft sleeve |
| 6 | Housing |
| 7 | Labyrinth |
| 8 | DGS as seal on atmoshere side |
| 9 | CobaSeal as separation seal |
Advantages Seal
- No methane-/ process gas emissions
- Supplied with clean nitrogen (no dew point and dirt problems)
- Robust
- Offers higher safety than a double seal
- Upgrade-possibility of existing single, double and tandem seals
- No modification of the compressor necessary
- Efficient alternative to hermetically sealed systems
- For compressors with gas- and steam turbines, as well as with electric drive
Features
- Gas-lubricated
- Bi-directional
- Ready-to-fit cartridge unit
- Available for following seal arrangements: single and tandem
- Co-axial primary seal
- Separation seals as
- CobaSeal, carbon rings or labyrinths optional
Materials
- Stationary seal face: Silicon carbide with DLC-coating, DiamondFace-coating optional
Rotating seal face - (Seat): Silicon carbide with DLC-coating, DiamondFace-coating optional
- Secondary seals: FKM or other elastomers, depending on product gas composition
- Metal parts: 1.4006 or other stainless steels
Recommended applications
Pipelines
Gas storages
Oil and gas industry
Chemical industry
Power plants
Centrifugal compressors
Turbo expander
Turbines
Pumps
Blower
