L Class Rocket Motor

AeroTech L875DM

AeroTech
Dark Matter
Ø 75mm
Total Impulse
3887.0Ns
Burn Time
4.44s
Avg Thrust
875.0N
Max Thrust
1355.0N

Thrust Profile (N)

4.44s Burn Window

Engineered by AeroTech, the L875DM is a 75mm solid rocket motor designed for extreme high-power rocketry. As an official L-class motor, it delivers a total impulse of 3887.0 Ns over a 4.44 second burn window.

With an average thrust of 875.0 N and a peak of 1355.0 N, it features a dual-peak thrust curve optimal for sustainer stages and high-altitude attempts. It utilizes the Dark Matter propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Tripoli Rocketry Association, Inc.
Diameter 75 mm
Length 638 mm
Hardware DMS
Delays (s) P
Specific Impulse 160.3 s
Peak Thrust 1038.62 N
Peak Time T+ 2.619s
T/W Ratio 19.49
Propellant Dark Matter
Profile dual-peak
Type SU
Sparky Yes

Mass Budget

4577g Total
Casing (Dry)
2105.0g
46.0%
Propellant
2472.0g
54.0%
Live Sizing
Flight Envelope

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