"D" Rocket Motor Data - Estes D12


Certified Values: Manufacturer's Data
    Total Impulse: 17.00 N-sec

    Delays available: 0, 3, 5, 7 sec

    Size: 24mm x 70mm

    Propellant mass: 21.1 g BP

    Certified by: NAR

    Total Impulse: 20.00 N-sec

    Thrust Duration: 1.6 sec

    Maximum Thrust: 32.9 N

    Delays available: 0, 3, 5, 7 sec

    Initial weight: 40.9/42.2/43.1/44.0 g

    Propellant weight: 24.93 g


NAR S&T Test Data: Typical Thrust-Time Curve:

    Total Impulse: 16.84 N-sec

    Average thrust: 10.21 N

    Peak thrust: 29.73 N

    Burn time: 1.65 sec

    Post-burn mass: 16.0 g


    wRASP Data:

    Total Impulse: 15.8 N-sec

    Delays available: 0, 3, 5, 7 sec

    Size: 24mm x 70mm

    Total mass: 0.0438 kg

    Propellant mass: 0.0211 kg


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Updated 24 May 1998