Composite Flat Seat Rupture Disc

Composite Flat Seat Rupture Disc

The Composite Rupture Disc (Bursting Disc) for a UNISERT Holder has a flat seat configuration and consists of two or more metallic or non-metallic components. The components typically consist of a metallic top section and metallic or non-metallic seal, with an optional vacuum support, protective rings, gaskets or outlet liner.

The Composite Flat Seat Rupture Disc is designed for systems requiring a lower burst pressure than offered in a MICRO X® Rupture Disc. Continental Disc Corporation’s seven-hole center pattern provides a non-fragmenting design when used with a fluoropolymer seal.


Nominal Size Range: 1" - 36" (25mm - 900mm)

Burst Pressure Range: 2psig - 1440psig (0,138barg - 99,3barg)

Recommended Operating Ratio: 80% of the rupture disc's rated (stamped) burst pressure.

Seating Configuration: Flat Seat

Service: Liquid or Gas

B.D.I.® Alarm System Compatible?: Yes

ASME Code Symbol Stamp Available? : Yes

Materials not indicated or shown may be available by special design. Contact the factory for more information.


B.D.I. (Burst Disc Indicator)

The B.D.I.® (Burst Disc Indicator) Alarm System is designed for use with Continental Disc rupture discs. The B.D.I.® Alarm System signals the system operator when a rupture disc has burst to relieve an overpressure or vacuum condition.