Mechanical seal H-brinker
Coba HBDGS
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Table of Mechanical seal descriptions Coba HBDGS
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 |
Features Seal Coba HBDGS
- 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
Advantages mechanical seal Coba HBDGS
- 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
Materials Seal Coba HBDGS
- 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 seal Coba HBDGS
- Pipelines
- Gas storages
- Oil and gas industry
- Chemical industry
- Power plants
- Centrifugal compressors
- Turbo expander
- Turbines
- Pumps
- Blower