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Zook RLP - Reverse Acting Disks
RLP - Reverse Acting Disks

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

Sizes 1" - 12" (25 mm - 300 mm)
Burst Pressure Range 2 psig - 40 psig (0.14 barg - 2.76 barg)
Operating Ratio Operating ratio up to 95% of the low end of burst tolerance
Vacuum Support Required No
  • Designed for Non-fragmentation
  • Operating ratios up to 95% of the low end of burst tolerance
  • Disk design offers high cycle life
  • Suitable for liquid, gas, or two-phase applications
  • Standard manufacturing design range and total tolerance ensures marked rating on disk tag does not exceed the MAWP of equipment
  • Withstands full vacuum
  • Wide range of standard and exotic materials available
  • Sizes from 1" (25mm) through 12" (300mm)
  • Burst ratings from 2 psig (0.14 barg) to 40 psig (2.76 barg)
  • Unique alignment pin design ensures proper disk orientation into RLP-I Series disk holder
  • 3-dimensional stainless steel tag permanently attached and engraved with complete disk specifications
  • ASME UD, CE (PED), and TUV compliance available
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