Experimental Rocket Motor Testing - G/H/I Total Impulse

John DeMar and Rich Pitzeruse (June 2003 - October 2003)
 

Motor

Photo (click for video)

Thrust curve (click for full size)

Comments


I160
Wimpy Red
4-grain 38mm
(Rich)
6-26-2003

Lots of Sr(NO3)2
Nice red flame
and smooth burn.

I229
Wimpy Red
6-grain 38mm
(Rich)
8-22-2003

6-grain casing.
Bright red and
quite loud.

H323
Wild Blue
4-grain 38mm
(John)
9-10-2003


(click for video)

My endburner formula
in 4 x 2" bates grains!
93 lbs peak.
Early shutdown,
0.5 sec plus tail.
(erosive burn?)
Very loud.

H189
Wild White
2-grain 38mm
(John)
10-17-2003


(click for video)

High metals,
moderate catalyst.
56 lbs peak.
~1 sec burn.
4 ft long flame with just 
100g of propellant.

G100
Sparky Red
2-grain 38mm
(John)
10-17-2003


(click for video)

Wimpy Red with
10% Ti flake,
finer AP and extra catalyst.
10 ft of excellent sparks!
Unexpected regressive burn.

H31
Wimpy Red
38mm D-grain
(Rich)
10-17-2003


(click for video)

D-grain configuration
Nice long burn
and red flame.
1" smoke grain.