K Class Rocket Motor

KBA K700F

Kosdon by AeroTech
Kosdon Fast
Ø 54mm
Total Impulse
1434.3Ns
Burn Time
1.84s
Avg Thrust
776.1N
Max Thrust
909.0N

Thrust Profile (N)

1.84s Burn Window

Engineered by Kosdon by AeroTech, the K700F is a 54mm solid rocket motor designed for high-power rocketry (HPR). As an official K-class motor, it delivers a total impulse of 1434.3 Ns over a 1.84 second burn window.

With an average thrust of 776.1 N and a peak of 909.0 N, it features a dual-peak thrust curve optimal for general sport flying. It utilizes the Kosdon Fast propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Tripoli Rocketry Association, Inc.
Diameter 54 mm
Length 406 mm
Hardware Kosdon 54-1400
Delays (s) 14
Specific Impulse 199.2 s
Peak Thrust 912.32 N
Peak Time T+ 1s
T/W Ratio 52.64
Propellant Kosdon Fast
Profile dual-peak
Type reload
Sparky No

Mass Budget

1503g Total
Casing (Dry)
769.0g
51.2%
Propellant
734.0g
48.8%
Live Sizing
Flight Envelope

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Comparable K-Class Alternatives

1176K1720-P

AMW

K
dual-peak
Total: 1176 Ns
Ø 54mm

1281K360-13A

Cesaroni

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neutral
Total: 1281 Ns
Ø 54mm

K456DM

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K
regressive
Total: 1281 Ns
Ø 54mm

835CC125J-K240

Hypertek

K
regressive
Total: 1292 Ns
Ø 54mm

SK-54-1750

AMW

K
neutral
Total: 1300 Ns
Ø 54mm

K400C

AeroTech

K
regressive
Total: 1304 Ns
Ø 54mm
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