A Class Rocket Motor

Klima A6

Raketenmodellbau Klima
composite
Ø 18mm
Total Impulse
2.5Ns
Burn Time
0.60s
Avg Thrust
6.0N
Max Thrust
10.5N

Thrust Profile (N)

0.60s Burn Window

Engineered by Raketenmodellbau Klima, the A6 is a 18mm solid rocket motor designed for model rocketry. As an official A-class motor, it delivers a total impulse of 2.5 Ns over a 0.60 second burn window.

With an average thrust of 6.0 N and a peak of 10.5 N, it features a neutral thrust curve optimal for general sport flying. It utilizes the composite propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Uncertified
Diameter 18 mm
Length 70 mm
Hardware Single Use
Delays (s) 4
Specific Impulse 72.8 s
Peak Thrust 10.48 N
Peak Time T+ 0.314s
T/W Ratio 42.18
Propellant composite
Profile neutral
Type SU
Sparky No

Mass Budget

14.5g Total
Casing (Dry)
11.0g
75.9%
Propellant
3.5g
24.1%
Live Sizing
Flight Envelope

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Comparable A-Class Alternatives

1/4A2

Apogee

A
neutral
Total: 1 Ns
Ø 10.5mm

1/4A3

Estes

A
neutral
Total: 1 Ns
Ø 13mm

1/2A3

Estes

A
neutral
Total: 1 Ns
Ø 13mm

1/2A6

Estes

A
neutral
Total: 1 Ns
Ø 18mm

1/2A2

Apogee

A
regressive
Total: 1 Ns
Ø 10.5mm

A3T

Quest

A
regressive
Total: 2 Ns
Ø 13mm
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