I Class Rocket Motor

AeroTech I327DM

AeroTech
Dark Matter
Ø 38mm
Total Impulse
539.0Ns
Burn Time
1.72s
Avg Thrust
327.0N
Max Thrust
400.0N

Thrust Profile (N)

1.72s Burn Window

Engineered by AeroTech, the I327DM is a 38mm solid rocket motor designed for high-power rocketry (HPR). As an official I-class motor, it delivers a total impulse of 539.0 Ns over a 1.72 second burn window.

With an average thrust of 327.0 N and a peak of 400.0 N, it features a regressive thrust curve optimal for general sport flying. It utilizes the Dark Matter propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Tripoli Rocketry Association, Inc.
Diameter 38 mm
Length 337 mm
Hardware RMS-38/720
Delays (s) 6,8,10,12,14
Specific Impulse 155.2 s
Peak Thrust 432.6 N
Peak Time T+ 0.026s
T/W Ratio 53.08
Propellant Dark Matter
Profile regressive
Type reload
Sparky Yes

Mass Budget

628g Total
Casing (Dry)
274.0g
43.6%
Propellant
354.0g
56.4%
Live Sizing
Flight Envelope

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Comparable I-Class Alternatives

I235WC

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No Curve Data
Total: 324 Ns
Ø 38mm

I200W

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regressive
Total: 325 Ns
Ø 29mm

I180W

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dual-peak
Total: 326 Ns
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I385F

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No Curve Data
Total: 326 Ns
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I223GT

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neutral
Total: 328 Ns
Ø 38mm

I161W

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dual-peak
Total: 329 Ns
Ø 38mm
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