experimental

I have a vacuum chamber with 20qt Hobart mixer. The vacuum chamber holds the 20qt mixer to mix while under vacuum. The chamber has 4” casters for easy movement. Vacuum pump is a Hilmor 9cfm 1hp. Asking $1200. Willing to meet in Fl.

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...

Hello, I wanted to address the board and express the nature of my interest in this hobby. To begin, let me say that I would be called a "Born Again" rocketeer. I played with Century and Estes model rockets as kid and learned a lot of what to do and what not to do in the smaller engine...