Reverse Domed with Knife Blades- Rupture disc
The reverse arch belt type bursting disc  is composed of a single piece of metal. After the diaphragm is under pressure, it is destabilized and turned over.
Operating pressure ratio 90%
Applicable to gas, liquid and two-phase mixture media
Complete vacuum can be supported without bracket
Standard material stainless steel, special material can be specially ordered.
There will be sparks when blasting (please note when type selection)
It can be connected in series with the safety valve