The FRG-Sigma® enables bolted joints to be easily and effectively sealed to prevent internal corrosion. The soft Sigma® inner ring of the FRGs conform seamlessly to the flange face, even if already damaged to:
Save you time and reduce lost production.
Provide a major cost saving when compared with replacing flanges, welding and machining.
Gets you back up and running within a day.
| Brand | FRG, Sigma |
| Flange Face | Flat, Raised, Tongue and Groove |
| Maximum Temperature | 260°C / 500°F |
| Minimum Temperature | -100°C / -148°F |
| Pressure | 431 Bars / 6251.14 PSI |
| Pressure Class | 150, 300, 600, 1500, 2500, 400, 900 |
| Pressure Rating | PN10, PN16, PN25, PN40, PN64, PN100, PN160, PN250 |
