E Class Rocket Motor

Estes E30

Estes Industries
black powder
Ø 24mm
Total Impulse
33.6Ns
Burn Time
1.02s
Avg Thrust
33.0N
Max Thrust
49.3N

Thrust Profile (N)

1.02s Burn Window

Engineered by Estes Industries, the E30 is a 24mm solid rocket motor designed for model rocketry. As an official E-class motor, it delivers a total impulse of 33.6 Ns over a 1.02 second burn window.

With an average thrust of 33.0 N and a peak of 49.3 N, it features a regressive thrust curve optimal for general sport flying. It utilizes the black powder propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

National Association of Rocketry
Diameter 24 mm
Length 70 mm
Hardware Single Use
Delays (s) 4,7
Specific Impulse 192.2 s
Peak Thrust 49 N
Peak Time T+ 0.01s
T/W Ratio 71.46
Propellant black powder
Profile regressive
Type SU
Sparky No

Mass Budget

47g Total
Casing (Dry)
29.2g
62.1%
Propellant
17.8g
37.9%
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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