M Class Rocket Motor

AeroTech M1800FJ

AeroTech
Black Max
Ø 98mm
Total Impulse
8207.7Ns
Burn Time
4.50s
Avg Thrust
1833.3N
Max Thrust
3956.0N

Thrust Profile (N)

4.50s Burn Window

Engineered by AeroTech, the M1800FJ is a 98mm solid rocket motor designed for extreme high-power rocketry. As an official M-class motor, it delivers a total impulse of 8207.7 Ns over a 4.50 second burn window.

With an average thrust of 1833.3 N and a peak of 3956.0 N, it features a regressive thrust curve optimal for heavy rockets requiring high off-the-pad acceleration. It utilizes the Black Max propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Tripoli Rocketry Association, Inc.
Diameter 98 mm
Length 751 mm
Hardware RMS-98/10240
Delays (s) P
Specific Impulse 149.4 s
Peak Thrust 3007.36 N
Peak Time T+ 0.021s
T/W Ratio 20.4
Propellant Black Max
Profile regressive
Type reload
Sparky No

Mass Budget

9162g Total
Casing (Dry)
3563.0g
38.9%
Propellant
5599.0g
61.1%
Live Sizing
Flight Envelope

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