J Class Rocket Motor

AeroTech HP-J270W

AeroTech
White Lightning
Ø 38mm
Total Impulse
703.0Ns
Burn Time
2.60s
Avg Thrust
270.0N
Max Thrust
356.0N

Thrust Profile (N)

2.60s Burn Window

Engineered by AeroTech, the HP-J270W is a 38mm solid rocket motor designed for high-power rocketry (HPR). As an official J-class motor, it delivers a total impulse of 703.0 Ns over a 2.60 second burn window.

With an average thrust of 270.0 N and a peak of 356.0 N, it features a regressive thrust curve optimal for general sport flying. It utilizes the White Lightning propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Tripoli Rocketry Association, Inc.
Diameter 38 mm
Length 356.4 mm
Hardware Single Use
Delays (s) 6,8,10,12,14
Specific Impulse 188.1 s
Peak Thrust 367.58 N
Peak Time T+ 0.007s
T/W Ratio 42.87
Propellant White Lightning
Profile regressive
Type SU
Sparky No

Mass Budget

642g Total
Casing (Dry)
261.0g
40.7%
Propellant
381.0g
59.3%
Live Sizing
Flight Envelope

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