I Class Rocket Motor

Cesaroni 434I223-14A

Cesaroni Technology
Skidmark
Ø 38mm
Total Impulse
434.1Ns
Burn Time
1.95s
Avg Thrust
223.4N
Max Thrust
259.6N

Thrust Profile (N)

1.95s Burn Window

Engineered by Cesaroni Technology, the 434I223-14A is a 38mm solid rocket motor designed for high-power rocketry (HPR). As an official I-class motor, it delivers a total impulse of 434.1 Ns over a 1.95 second burn window.

With an average thrust of 223.4 N and a peak of 259.6 N, it features a dual-peak thrust curve optimal for general sport flying. It utilizes the Skidmark propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Tripoli Rocketry Association, Inc.
Diameter 38 mm
Length 302 mm
Hardware Pro38-4G
Delays (s) 5,7,9,11,14
Specific Impulse 166.3 s
Peak Thrust 260.16 N
Peak Time T+ 0.024s
T/W Ratio 46.1
Propellant Skidmark
Profile dual-peak
Type reload
Sparky Yes

Mass Budget

494g Total
Casing (Dry)
228.0g
46.2%
Propellant
266.0g
53.8%
Live Sizing
Flight Envelope

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Comparable I-Class Alternatives

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