RLP - Reverse Acting Disk

The RLP rupture disk (bursting disc) covers the majority of low pressure rupture disk applications. Designed to be used in the RLPI Holder.


  • Scoreless disk design offers higher cycle life when compared to scored reverse-acting disks
  • Excels in liquid, gas, or two-phase applications
  • 0% manufacturing range is standard
  • Operates up to 95% of the low side of the burst tolerance of marked rating
  • Excellent for isolating safety relief valves
  • Encapsulating ring eliminates torque sensitivity
  • Resists product build-up. The smooth convex side of the disk is exposed to the process media
  • Unique holder design ensures proper disk orientation
  • 3-dimensional stainless steel tag permanently engraved with complete disk specifications
  • ASME UD marking available