H Class Rocket Motor

AeroTech HP-H550ST

AeroTech
Super Thunder
Ø 38mm
Total Impulse
312.0Ns
Burn Time
0.56s
Avg Thrust
552.0N
Max Thrust
640.0N

Thrust Profile (N)

0.56s Burn Window

Engineered by AeroTech, the HP-H550ST is a 38mm solid rocket motor designed for high-power rocketry (HPR). As an official H-class motor, it delivers a total impulse of 312.0 Ns over a 0.56 second burn window.

With an average thrust of 552.0 N and a peak of 640.0 N, it features a dual-peak thrust curve optimal for general sport flying. It utilizes the Super Thunder propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Tripoli Rocketry Association, Inc.
Diameter 38 mm
Length 206 mm
Hardware 38 DMS
Delays (s) 6,8,10,12,14
Specific Impulse 180.7 s
Peak Thrust 643.37 N
Peak Time T+ 0.157s
T/W Ratio 178.07
Propellant Super Thunder
Profile dual-peak
Type SU
Sparky No

Mass Budget

316g Total
Casing (Dry)
140.0g
44.3%
Propellant
176.0g
55.7%
Live Sizing
Flight Envelope

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