I Class Rocket Motor

Ellis I230

Ellis Mountain
Unknown
Ø 38mm
Total Impulse
540.0Ns
Burn Time
3.07s
Avg Thrust
230.0N
Max Thrust
359.2N

Thrust Profile (N)

3.07s Burn Window

Engineered by Ellis Mountain, the I230 is a 38mm solid rocket motor designed for high-power rocketry (HPR). As an official I-class motor, it delivers a total impulse of 540.0 Ns over a 3.07 second burn window.

With an average thrust of 230.0 N and a peak of 359.2 N, it features a regressive thrust curve optimal for general sport flying.

Technical Specifications

Tripoli Rocketry Association, Inc.
Diameter 38 mm
Length 331 mm
Hardware 38X387.4 38X416(D)
Delays (s) 20,P
Specific Impulse 188.5 s
Peak Thrust 317.66 N
Peak Time T+ 0.178s
T/W Ratio 38.44
Propellant Standard
Profile regressive
Type reload
Sparky No

Mass Budget

610g Total
Casing (Dry)
318.0g
52.1%
Propellant
292.0g
47.9%
Live Sizing
Flight Envelope

Design wings in your spreadsheet

AeroSheet loads airfoils directly into Google Sheets. Polars, 3D splines, Fusion 360 export, without leaving your spreadsheet.

Google Sheets Install in Google Sheets
Comparable I-Class Alternatives

I235WC

Gorilla

I
No Curve Data
Total: 324 Ns
Ø 38mm

I200W

AeroTech

I
regressive
Total: 325 Ns
Ø 29mm

I180W

AeroTech

I
dual-peak
Total: 326 Ns
Ø 38mm

I385F

Kosdon

I
No Curve Data
Total: 326 Ns
Ø 29mm

I223GT

Gorilla

I
neutral
Total: 328 Ns
Ø 38mm

I161W

AeroTech

I
dual-peak
Total: 329 Ns
Ø 38mm
Veenie Kit

Need a custom engineering simulator?

The 3D engine on this page is built by Veenie Aerospace. We build bespoke, browser-native digital twins, aerodynamic simulators, and AI physics tools for UAV startups and defense contractors.

ivan@veenie.space
Loading calendar...
ivan@veenie.space