Added: 4 years ago
From: BobD1001
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  • Hey im just wondering would 2 of those be strong enough to repel a 800gm to 1.2kg car?

  • how did you make the fuel

  • @anthony102010 I thoroughly read the book "Experimental Composite Propellant" by Dr. Terry McCreary, as well as e-mail correspondence with him for some time. Talk about an author who stands behind, and supports what he writes. In my propellant above I just added my own twist to the burn rate catalyst by using copper oxide. I HIGHLY recommend this book if you are considering getting into composite propellants, and it can be found on several rocketry websites.

  • @BobD1001 thanks

  • talk about endurance :)

  • it would make a nice cigarette lighter

  • @willvb13 a slightly toxic one at that...

  • That helo must have been the homeland security goons coming to cop a feel, take nude photos and give you a hard time for making a rocket....

  • @TalksWithDirt haha that sounds about right... they are so damn against any sort of home experimenters nowadays its going to kill American innovation

  • It wos to long for me sleeped in the hol video

  • what is the purpose of ammnium perch in the engine vs nitrate based propellent?

  • should have put a digital scale under it to measure the thrust

  • PBAN Where do you get it and how do you add it to the fuel to set cure dry etc...? cool long shot would have went real high joseph t fly2000jtb

  • whats your formula?

  • if you want to produce KNO3 then just neutralize KOH with HNO3 thats the easiest way of getting it :)

  • @TheEIBarto, that will undoubtedly make potassium nitrate, but that isn't the 'easiest' way by a longshot, plus your method involves two highly corrosive chemicals, and HNO3 is a bit expensive as well. Definitely not a convenient or easy way of getting KNO3

  • @TheEIBarto

    you can also use nh4no3 (ammoniumnitrate) instead of hno3

  • @TheEIBarto

    If you want KNO3 mix potassium chloride (found in sodium free salt) with ammonium nitrate from instant cold packs. Put the mixture in an ice bath and wait for crystals of kno3 to be formed that can be filtered,

  • @TheEIBarto Why the hell would you waste precious HNO3? You would probably want to do something like take NH4NO3 and make KNO3 (mixing with KCl might do). That will produce some KNO3 and some NH4Cl.

  • @cyanide444 better use KHCO3 or K2CO3 boiling down the solution will result in (NH4)2CO3 or NH4HCO3 which will decompose into NH3 and CO2. KNO3 stays in solution.

  • @TheEIBarto if you are going to spend that much money on nitric acid and potassium hydroxide you could buy a shit load of potassium nitrate!

  • @TheEIBarto false... the easiest way to get kno3 is:

    GO TO SHOP-> BUY IT

    over

    kshhshshshsh

  • @TheEIBarto no the easiest way of getting it is paying $18 for 10lbs on ebay. the chemical process is more expensive, more risky and provides less kno3. just buy a big bag of it

  • @drewnickel I Couldn't agree more!

  • wonder how to convert potassium chlorate in match heads to this stuff.....

  • well theres KClO3 in matches, not KClO4 so you would have to electrolyse it to KClO4, then convert it into NH4ClO4 with a ammonium salt..

  • can you make a video tutorial of that :D...

    that will be awesome.... because... i cant get potassium nitrate in my country(switzerland) too much security and all that bullshit ^^

  • ammonium perchlorate?? and potassium nitrate is different from the chlorate and even perchlorate.. look at this if you want potassium nitrate.. (:

    K2CO3 + NH4NO3 (equal amounts) = KNO3 (the other will be ammonium carbonate, crystallize the stuff.. cant remember the other that will be formed, but i think only ammonium carbonate is formed except kno3)

  • That was a consistent burn, their were no mach diamonds... You might be able to refine with some dark aluminum it helps:) Keep it lifted!

  • Comment removed

  • were do you buy epoxy

  • what does CATO mean?

  • CATO means CAtastrophic TakeOff, basically, it is when the engine overpressurizes, and either blows the casing apart, or shoots out the nozzle of aft bulkhead. technically, static tests aren't "takeoffs" but its still the same idea.

  • cato in spanish means cat haha

  • in portuguese means cactus lol

  • no it doesnt

  • Why SO SERIOUS^_^

  • no that is "gato"

  • thats gato. not cato. haha

  • yeah i know i was tired and confused xD

  • Comment removed

  • this is what they use inside of real rockets like from NASA

  • tottally untrue basic fuel is hydrogen and oxegen when they combine a flame ignites the two at high pressure throwing the rocket in the air and they use potasium nitrate for the solid rocket boosters on the sides

  • Liquid hydrogen (fuel) and liquid oxygen (oxidizer) are burned in their gaseous states in "liquid fueled" rocket engines such as the three main engines on the Shuttle. Aluminum perchlorate is the fuel used in the two solid rocket boosters on either side of the LO2/LH2 tank (the big orange thing).

    There is a link between exposure to solid rocket fuel residue and neurological disorders, Parkinson's, MS, etc. among launch pad technicians..by breathing the vapors & thru the skin after launches.

  • Sorry, Saluteshell5, but thats totally wrong.

    Yes, the 3 shuttle engines use hydrogen/oxygen, but the two reusable thrusters are powered by a casted solid mix of the oxidiser ammoniumperchlorate (NH4ClO4) and fuel.. cant remember, wiki it.

  • yeah sluteshell5 flashn1pe and emilen are both right

  • isnt it oxygen and hydrogen?

  • Where could i find ammonium perchlorate?

  • United nuclear, pritty sure they sell it

  • Badass engine. *drools*

  • might want to rewrite that comment and you accidently done a reply to my comment

  • wouldnt give much thrust with that long burn time. should only burn 2 to 4 seconds. you didnt make a hole down the middle?

  • That hole is called a core.

    You should ad a core, just an endburning rocket based on AP doesn't burn fast enough to generate thrust.

  • Were did you get ammonium perchlorate?

  • what was the formula

  • Dont remember exactly, I made this engine some time ago, but I believe it was around 75% 200 Micron AP, The remainder being PBAN, Curative, and some copper oxide.

  • burn't for a pretty long time

  • looks like a C or B rocket

  • what ingredients did u use in what proportions and amounts? I would be grateful if u tell me. sound really cool, but does it generate suffiecient thrust?

  • Firefox is out of business. Where can one buy PBAN?

  • with your catos did the nozzle or plug fly off or did your casing just crack? and have you tried inhibiting your grains with anything and if so what?

  • Wow sweet, sucha long burn time!

    Does it weight similar to a E class engine?

    U shud stick it in a rocket =)

  • No, they have some good guides!

    Nice vid btw

  • yeah, where do you get your AP?

  • The AP is a bit troublesome to get, but it is sold at many pyrotechnic chemical vendors such as firefox, or skylighter. Also, if you want to spend alot more get a small amount at United Nuclear to test.

  • Very cool discovery but ammonium perchlorate is kinda hard to get

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