I Class Rocket Motor

AeroTech I175WS

AeroTech
Super White Lightning
Ø 38mm
Total Impulse
333.0Ns
Burn Time
1.89s
Avg Thrust
176.4N
Max Thrust
260.4N

Thrust Profile (N)

1.89s Burn Window

Engineered by AeroTech, the I175WS is a 38mm solid rocket motor designed for high-power rocketry (HPR). As an official I-class motor, it delivers a total impulse of 333.0 Ns over a 1.89 second burn window.

With an average thrust of 176.4 N and a peak of 260.4 N, it features a neutral thrust curve optimal for general sport flying. It utilizes the Super White Lightning propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Tripoli Rocketry Association, Inc.
Diameter 38 mm
Length 214 mm
Hardware Single Use
Delays (s) 5,7,9,11,13
Specific Impulse 202.1 s
Peak Thrust 252.63 N
Peak Time T+ 0.209s
T/W Ratio 51.69
Propellant Super White Lightning
Profile neutral
Type SU
Sparky No

Mass Budget

348g Total
Casing (Dry)
180.0g
51.7%
Propellant
168.0g
48.3%
Live Sizing
Flight Envelope

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Comparable I-Class Alternatives

I235WC

Gorilla

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No Curve Data
Total: 324 Ns
Ø 38mm

I200W

AeroTech

I
regressive
Total: 325 Ns
Ø 29mm

I180W

AeroTech

I
dual-peak
Total: 326 Ns
Ø 38mm

I385F

Kosdon

I
No Curve Data
Total: 326 Ns
Ø 29mm

I223GT

Gorilla

I
neutral
Total: 328 Ns
Ø 38mm

I161W

AeroTech

I
dual-peak
Total: 329 Ns
Ø 38mm
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