E Class Rocket Motor

AeroTech E18W

AeroTech
White Lightning
Ø 24mm
Total Impulse
36.5Ns
Burn Time
2.14s
Avg Thrust
17.1N
Max Thrust
30.1N

Thrust Profile (N)

2.14s Burn Window

Engineered by AeroTech, the E18W is a 24mm solid rocket motor designed for model rocketry. As an official E-class motor, it delivers a total impulse of 36.5 Ns over a 2.14 second burn window.

With an average thrust of 17.1 N and a peak of 30.1 N, it features a dual-peak thrust curve optimal for general sport flying. It utilizes the White Lightning propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

National Association of Rocketry
Diameter 24 mm
Length 70 mm
Hardware RMS-24/40
Delays (s) 4,5,7
Specific Impulse 179.9 s
Peak Thrust 31.08 N
Peak Time T+ 0.195s
T/W Ratio 29.49
Propellant White Lightning
Profile dual-peak
Type reload
Sparky No

Mass Budget

59g Total
Casing (Dry)
38.3g
64.9%
Propellant
20.7g
35.1%
Live Sizing
Flight Envelope

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Comparable E-Class Alternatives

24E22-13A

Cesaroni

E
dual-peak
Total: 24 Ns
Ø 24mm

25E75-17A

Cesaroni

E
dual-peak
Total: 25 Ns
Ø 24mm

26E31-15A

Cesaroni

E
regressive
Total: 26 Ns
Ø 24mm

E12

Estes

E
regressive
Total: 27 Ns
Ø 24mm

E26W

AeroTech

E
dual-peak
Total: 28 Ns
Ø 24mm

E9

Estes

E
regressive
Total: 28 Ns
Ø 24mm
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