RD6H-M18 Extruder Rupture Disk 6″ Burst Plugs



RD6H-M18 Burst Pressure Model Numbers

RD6H: 6″ Rupture Disk with Hex Head
M18: Mounting Thread M18 X 1.5


RD6H-M18 Extruder Rupture Disk 6″ Burst Plugs

RD6H-M18 Extruder Rupture Disk Datasheet (PDF)


The Extruder Burst Plugs are designed for emergency relief of excess pressure in plastics processing machinery. It is designed to instantaneously rupture at a predetermined pressure.

The Extruder Burst Plugs have a 6″ stem, Hex Head and a M18 x 1.5 mounting thread. Is available in a wide variety of burst pressures and is typically a stock item.


  • Burst pressures from 1,500 to 15,000 psi
  • All stainless steel body and disk
  • M18 x 1.5 mounting thread


  • Low installation cost
  • Maintenance free
  • Intrinsically safe

Additional information

Weight 1 lbs
Dimensions 5 × 5 × 3 in

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