New Type of Rocket Engines
by Orbitrex pyrotechnics in Craft > Art
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New Type of Rocket Engines

For about a year, I have been wondering if homemade potassium nitrate (KNO3) rockets would go higher than store bought C6-5 rocket engines. I started getting more and more interested in them and wanted to buy a model engine, but was shocked at how expensive store bought engines were. Later, I decided that I could build my own. I started with sugar rockets, then moved to Gunpowder based rockets. Later I found that by mixing the fuels you get a more powerful and hotter chrge.
Supplies

- Empty rocket engine casing
- KNO3/Stump Remover
- Sugar
- Charcoal
- Sulfur
- Water
- Wooden Dowel with the same diameter as the rocket engine casing
- Bentonite Clay
- Wick
- Small Allen wrench
- Lighter
- Funnel
SAFETY
- https://www.instructables.com/Safety-of-Pyrotechnics/
- On all of these steps use safety.
- Wear a mask and eyeglasses.
- Follow government regulations.
- Only put about 10 or less grams of fuel in a rocket.
- Wear gloves.
Make the Sugar Rocket Fuel
- Measure out 65 grams of KNO3 and 35 grams of powdered sugar and mix them together for about 5 minutes
- Store in a airtight container away from electronics.
Make Gunpowder
- Measure out 75 grams of KNO3, 13 grams of crushed charcoal, and 12 grams of sulfur. Mix them together for about 5 minutes.
- Store in a airtight container away from electronics.
Mix the Two Together
- Mix all the gunpowder with the sugar rocket fuel.
Build the Rocket

- Get the rocket engine casing and set it on a flat surface OUTSIDE.
- Add the blended bentonite clay to the bottom of the engine and mash down with the wooden dowel until there is about 3/8 of an inch of clay in the engine casing.
- Add about a teaspoon of fuel to the engine casing with the funnel and a spoon, then add a drop of water. Do this until you are about 3/8 of an inch from the top of the engine casing.
- Fill the rest of the the engine casing with clay.
- Mash down hard.
- use a small Allen Wrench about 1/5 of an inch wide to make a hole through the clay on one side. Keep pressing until the wrench is almost through the whole engine.
Lighting It


- Add a fuse in the air chamber created by the wrench.
- Place the engine OUTSIDE away from flammable materials under a large rock.
- Light the wick and run.
- Watch and enjoy:)
PLEASE LIKE AND GIVE FEEDBACK
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