K Class Rocket Motor

AeroTech K456DM

AeroTech
Dark Matter
Ø 54mm
Total Impulse
1281.0Ns
Burn Time
2.89s
Avg Thrust
438.0N
Max Thrust
534.0N

Thrust Profile (N)

2.89s Burn Window

Engineered by AeroTech, the K456DM is a 54mm solid rocket motor designed for high-power rocketry (HPR). As an official K-class motor, it delivers a total impulse of 1281.0 Ns over a 2.89 second burn window.

With an average thrust of 438.0 N and a peak of 534.0 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 54 mm
Length 401 mm
Hardware RMS-54/1706
Delays (s) 6,8,10,12,14
Specific Impulse 150.8 s
Peak Thrust 519.58 N
Peak Time T+ 0.038s
T/W Ratio 30.09
Propellant Dark Matter
Profile regressive
Type reload
Sparky Yes

Mass Budget

1484g Total
Casing (Dry)
618.0g
41.6%
Propellant
866.0g
58.4%
Live Sizing
Flight Envelope

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Comparable K-Class Alternatives

1176K1720-P

AMW

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dual-peak
Total: 1176 Ns
Ø 54mm

1281K360-13A

Cesaroni

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neutral
Total: 1281 Ns
Ø 54mm

835CC125J-K240

Hypertek

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regressive
Total: 1292 Ns
Ø 54mm

SK-54-1750

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K
neutral
Total: 1300 Ns
Ø 54mm

K400C

AeroTech

K
regressive
Total: 1304 Ns
Ø 54mm

K222WC

Gorilla

K
dual-peak
Total: 1314 Ns
Ø 54mm
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