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For high pressure applications. MRB (The Machined Reverse Buckling Rupture Disk (Bursting Disc)) offers a one-piece design including both disk and housing. It is a uniform metal slug machined to a thin diaphragm in the center and then formed. When the reversal pressure is reached the disk snaps through and shears out completely at the disk/housing junction

  • Sizes 3/8" to 4"
  • Pressure Ratings available up to 70,000 psig
  • Opens full bore with no flow restrictions
  • Design assures long service life with a very high resistance to fatigue
  • Non-torque sensitive
  • Maximum Operating Pressure to 90% of disk pressure rating
  • No knife blades required for opening
  • Use in gas or liquid service
  • Designed to adapt to customer’s unique application

Additional materials