Extruder Burst Discs

  • Extruder Burst Disks
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Extruder burst disks provide a reliable and economical pressure relief safety device in extrusion and polymer processing applications. Extruder burst disks can also be referred to as rupture disks, burst plugs, and rupture pins.
MPI extruder burst discs offer standard features such as:
  • Inconel end disk for consistent rupture over a wide temp range.
  • 750°F (400°C) temp rating – optional up to 1000°F (535°C)
  • 5% accuracy
  • Stock ranges from 1500 – 15000psi
  • Standard threads ½”-20UNF¾”-16NC5/8”-11NCM18x1.5M14x1.5
  • Optional – threads, tip designs

MPI's Extruder Burst Disks are also compatible with DyniscoGefran and GP50.
MPI Melt Pressure Burst Disks  (download Brochure)
MPI/Dynisco BP420 Cross Compatibility List
MPI/Dynisco BP520 Cross Compatibility List
MPI/Gefran Burst Disks Cross Compatibility List 

We ship 90% of the orders we receive the same day.

If you have any questions click on the Live Chat button for assistance or call (800) 817-3486 for more information on our extruder burst disks.