All,
Slowly exiting the hobby = reducing inventory. Items for delivery at BALLS 31. Remaining inventory posted on Yard Sale with shipping provided.
CHEMICALS
(2) x 1 gallon R45M
Price: $100/ea
(1) x 1 gallon R45HTLO
Price: $80
(3) x 5 lbs AP 90 (reserved)
Price: $50/ea
21 lbs AP 200...
Hi everyone,
First post on here so don't bite my head off if I say something completely stupid. The background to this thread is that I need some help with designing the oxidiser system in a hybrid rocket that myself and some other student friends of mine are making. I have dabbled in solid...
After years of making and flying sugar motors I managed to acquire ingredients for AP propellants and I also built a vacuum mixer. I started with small test motors and I was soon able to develop a 100mm diameter motor with 20kNs total impulse. This Saturday I made a first flight with this motor...