KSRR Reverse Dome Knife Rupture Disc

Reverse dome knife type rupture disc, installed on the FDC standard holder. The dome inverts under overpressure and is cut by the knife blade attached to the upper holder. Rated to a 90% maximum operating ratio and needs no vacuum support.

Design

Reverse dome knife type; inverted structure ruptured by the knife blade attached to the upper holder as the dome is inverted

Installation

Install on the FDC standard holder to use

Material

Stainless steel, Hastelloy, Monel, Nickel, Titanium, Tantalum, Duplex, special alloy, aluminium, etc.

Temperature

Max. 593 °C

Set pressure

0.3 to 150 kg/cm²

Size

1/2" to 48" (15A to 1,200A)

Vacuum support required

No

Spark

Yes

Fragment

No

Max. operating ratio

90%

Service phase

Gas or vapour: yes; liquid: no

Features

High safety and strong corrosion resistance; advantageous under back pressure, vacuum and pulsation conditions; wide range of operating temperature conditions