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| Item | Description |
|---|---|
| 1 | Flange reinforcement |
| 2 | Pressure carrying layer |
| 3 | Gas seal layer |
| 4 | Insulation layer |
| 5 | Support layer |
Fluaflex
expansion joints
Features
- Multi layer design
- Compensates for movements in several directions simultaneously
- Can be delivered as fabric only or as preassembled unit
- For dry condition
- Custom made to fit actual working conditions
Advantages
- Excellent flexibility
- High chemical resistance
- Reduced heat loss
- Minimal reaction forces
Operating range
Temperature:
-35 °C … +575 °C (-31 °F ... +1,067 °F)
Pressure:
-0.2 bar … 0.2 bar (-2.9 PSI ... 2.9 PSI)
Maximal axial movements: … 200 mm (8”)
Maximal lateral movements: … 80 mm (3”)
Standards and approvals
Documentation:
- EN 10204-2.2 certificate
- Safety Data Sheets (SDS) for individual materials
Recommended applications
- Process industry
- Oil and gas industry
- Refining technology
- Power plant technology
- Pulp and paper industry
- Metal production and processing
-
Cement industry
-
Flue gas duct systems
- Boiler inlets and boiler outlets
- Penetration seals
- Process lines
- Stack connections
Functional description
Fluaflex expansion joints safely absorb thermal expansion and misalignments in pipe and duct systems in dry and medium temperature areas. Fluaflex products compensate for movements in multiple directions simultaneously.
Product variants
Fluaflex product properties
| Type | Agressivemedia | Non-aggressivemedia | Max. temperatureP-Flange | Max. temperatureV-Flange | Max. temperaturePFH-100 | Min. temperature | Max. pressure | Min. pressure | Axialflexibility | Lateralflexibility |
|---|---|---|---|---|---|---|---|---|---|---|
| 25-U | N/A | Dry | 250 °C(482 °F) | 250 °C(482 °F) | 400 °C(752°F) | -35 °C(-31 °F) | 0.2 bar(2.9 PSI) | -0.2 bar(-2.9 PSI) | 50 % | 20 % |
| 25-X | Dry | Dry | 250 °C(482 °F) | 250 °C(482 °F) | 400 °C(752 °F) | -35 °C(-31 °F) | 0.2 bar(2.9 PSI) | -0.2 bar(-2.9 PSI) | 50 % | 20 % |
| 25-X-T | Wet | Wet | 250 °C(482 °F) | 250 °C(482 °F) | 350 °C(662 °F) | -35 °C(-31 °F) | 0.2 bar(2.9 PSI) | -0.05 bar(-0.72 PSI) | 50 % | 20 % |
| 30-X | Dry | Dry | 300 °C(572 °F) | 300 °C(572°F) | 425 °C(797°F) | -35 °C(-31 °F) | 0.2 bar(2.9 PSI) | -0.2 bar(-2.9 PSI) | 50 % | 20 % |
| 40-X | Dry | Dry | 400 °C(752 °F) | 400 °C(752 °F) | 500 °C(932 °F) | -35 °C(-31 °F) | 0.2 bar(2.9 PSI) | -0.2 bar(-2.9 PSI) | 40 % | 20 % |
| 55-X | Dry | Dry | 550 °C(1022 °F) | 450 °C(842 °F) | 575 °C(1067 °F) | -35 °C(-31 °F) | 0.14 bar(2.03 PSI) | -0.14 bar(-2.03 PSI) | 40 % | 20 % |
Pre-assembled units
Pre-assembled expansion joint units consist of:
- Fabric expansion joint
- Metal frames/inner sleeves
- Gasket (optional)
- Fasteners
Frame material:
- Carbon steel
- Stainless steel
- Heat resistant steel
Pre-assembled expansion joint units can be supplied with surface treatment that is corrosion resistant (standard) and resistant to high temperatures. EagleBurgmann KE offers any RAL color code for the units. Units can be delivered with seaworthy packing or standard packing for road transportation.
