The Fike Extruder Rupture Disc Device or ERD, also known as a Blow Out Plug, is a pressure relief device primarily designed for overpressure protection of plastic extrusion processes. Extruder Rupture Disc applications are unique, each requiring a specific combination of dimensions, threading and body configuration. Fike has a variety of standard Extruder Rupture Disc devices, and the capability to design and manufacture to customer specifications.
- Higher pressures and temperature ratings may be achieved with a welded design.
- Standard materials of construction are stainless steel for the body and Inconel® 600 for the rupture disc. Other materials are available upon request.
| Design | Extruder, Forward Acting |
| Size Range | 3/16 in to 5 in | DN4.5 to DN150 |
| Burst Pressure Range | 1,500 psig to 50,000 psig | 80 barg to 1000 barg |
| Burst Pressure Tolerance | Standard: ± 10% Reduced: ± 5% |
