C Class Rocket Motor

Quest C12

Quest Aerospace
Black Max
Ø 18mm
Total Impulse
9.8Ns
Burn Time
0.84s
Avg Thrust
11.7N
Max Thrust
17.5N

Thrust Profile (N)

0.84s Burn Window

Engineered by Quest Aerospace, the C12 is a 18mm solid rocket motor designed for model rocketry. As an official C-class motor, it delivers a total impulse of 9.8 Ns over a 0.84 second burn window.

With an average thrust of 11.7 N and a peak of 17.5 N, it features a dual-peak thrust curve optimal for general sport flying. It utilizes the Black Max propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Tripoli Rocketry Association, Inc.
Diameter 18 mm
Length 78.7 mm
Hardware Single Use
Delays (s) 4,6,8
Specific Impulse 96.1 s
Peak Thrust 17.71 N
Peak Time T+ 0.711s
T/W Ratio 50.32
Propellant Black Max
Profile dual-peak
Type SU
Sparky No

Mass Budget

23.7g Total
Casing (Dry)
13.3g
56.1%
Propellant
10.4g
43.9%
Live Sizing
Flight Envelope

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Comparable C-Class Alternatives

C5

Estes

C
neutral
Total: 8 Ns
Ø 18mm

C6

Quest

C
neutral
Total: 9 Ns
Ø 18mm

C11

Estes

C
neutral
Total: 9 Ns
Ø 24mm

C6

Estes

C
regressive
Total: 9 Ns
Ø 18mm

SCR-C6

SCR

C
regressive
Total: 9 Ns
Ø 18mm

C4

Apogee

C
regressive
Total: 9 Ns
Ø 18mm
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