WEB Series - Burst Plugs
WEB Series

WEB Series

ZOOK Welded Extruder Rupture Disks are pressure relief devices designed for over-pressure protection of plastic and rubber extrusion processes


  • Each WEB assembly consists of a threaded tubular body with a rupture disk welded onto the process end
  • Each extruder barrel application is unique and requires a specific combination of dimensions, threading, and body configuration
  • The WEB assembly is mounted directly into the extruder equipment through a pressure port or thermocouple-well where critical pressures are experienced
  • One piece construction
  • Operating ratios up to 75% of the low end of burst tolerance
  • Burst tolerance ± 10% with typical standard deviation of ± 1% throughout the temp range of 300°F to 750°F (149°C to 399°C)
  • Body materials: 304 series Stainless Steel with other materials available on request
  • Disk Material: Inconel Standard
  • Burst ratings 750 to 15,000 psig (for higher pressures contact ZOOK)
  • 0% manufacturing range
  • Standard barrels in stock
  • Custom barrels available on request
  • 100% factory leak-tested
  • 100% thread verification of every assembly
  • Private labeling, custom packaging, and other options available. Contact ZOOK
WEB Series Specifications