Defense Market

Explosive Bolts

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Pyroalliance designs and produces a series of explosive bolts for defense applications. These explosive bolts are designed to break the mechanical link of a clamp band and separate a solid booster stage.
They are a key component of the propulsion function reliability and safety. Explosive bolts, combined with other Pyroalliance products, are part of the pyro-chain of solid rocket motors.

More generally, Pyroalliance delivers complete pyrotechnic chains adapted to its customers’ needs.
They are designed and manufactured under Pyroalliance design authority.

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Explosive Bolts at a glance

Benefits

  • Mass savings through the reduced quantity of embedded electrical power
  • High load case achievable
  • 100% operational success
  • Plug-in with deported control connection
  • Supplied with splinter guard to protect the missile from debris

Applications

  • Solid Rocket Motor separation
  • Tank or cargo emergency opening

 

Please scroll down to discover more specifications on explosive bolts:
Key figures, the complete product sheet to download.

Key figures

TECHNICAL SPECIFICATIONS OUR RANGE OF PERFORMANCE
OPERATING TIME: < 20ms
IGNITION MODE: Electrical ignition 1A 1W 5min
MASS: Range of 400g

TENSILE FORCE: 50KN
RELIABILITY: 0.999955 @90% CL
RESISTANCE AFTER DES: 0.8 - 1.3Ω
SED (Electro Static Discharge): 25kV 500pF 500Ω
OPERATING TEMPERATURE: Adapted to typical airborne military climatic environment
LIFE TIME: Adapted to the mission and life profile

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