K Class Rocket Motor

AMW 1725K855-P

Animal Motor Works
Black Bear
Ø 54mm
Total Impulse
1725.2Ns
Burn Time
2.02s
Avg Thrust
854.1N
Max Thrust
1035.0N

Thrust Profile (N)

2.02s Burn Window

Engineered by Animal Motor Works, the 1725K855-P is a 54mm solid rocket motor designed for high-power rocketry (HPR). As an official K-class motor, it delivers a total impulse of 1725.2 Ns over a 2.02 second burn window.

With an average thrust of 854.1 N and a peak of 1035.0 N, it features a dual-peak thrust curve optimal for general sport flying. It utilizes the Black Bear propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Canadian Association of Rocketry
Diameter 54 mm
Length 491 mm
Hardware AMW 54-1750
Delays (s) P
Specific Impulse 145.9 s
Peak Thrust 1021.66 N
Peak Time T+ 1.017s
T/W Ratio 41.05
Propellant Black Bear
Profile dual-peak
Type reload
Sparky No

Mass Budget

2121g Total
Casing (Dry)
916.0g
43.2%
Propellant
1205.0g
56.8%
Live Sizing
Flight Envelope

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