in a previous project we used sugar stump remover and a little bit of kitty
stump remover and a little bit of kitty
stump remover and a little bit of kitty litter to make 45 equivalent rocket
litter to make 45 equivalent rocket
litter to make 45 equivalent rocket motors in this project we’re adding time
motors in this project we’re adding time
motors in this project we’re adding time delays ejection charges and sending a
delays ejection charges and sending a
delays ejection charges and sending a duct tape rocket over a thousand feet
duct tape rocket over a thousand feet
duct tape rocket over a thousand feet high I just made ten rocket motors for
high I just made ten rocket motors for
high I just made ten rocket motors for under five dollars and they only took
under five dollars and they only took
under five dollars and they only took about ten minutes each now to see if
about ten minutes each now to see if
about ten minutes each now to see if they’ll even work at all let’s strap one
they’ll even work at all let’s strap one
they’ll even work at all let’s strap one to a couple of bricks for static testing
to a couple of bricks for static testing
to a couple of bricks for static testing and light it up when the propellant
and light it up when the propellant
and light it up when the propellant catches you can see it’s actually got an
catches you can see it’s actually got an
catches you can see it’s actually got an impressive amount of thrust now of
impressive amount of thrust now of
impressive amount of thrust now of course this begs the obvious question
course this begs the obvious question
course this begs the obvious question what would happen if we put one in the
what would happen if we put one in the
what would happen if we put one in the paper rocket from a previous project so
paper rocket from a previous project so
paper rocket from a previous project so I just made a glorified version of the
I just made a glorified version of the
I just made a glorified version of the same thing using cardboard and duct tape
same thing using cardboard and duct tape
same thing using cardboard and duct tape you can see the cardboard fins are just
you can see the cardboard fins are just
you can see the cardboard fins are just hot glued to the body and I reinforced
hot glued to the body and I reinforced
hot glued to the body and I reinforced the upper part of the tube with 3/4 inch
the upper part of the tube with 3/4 inch
the upper part of the tube with 3/4 inch PVC pipe to keep it rigid the hole at
PVC pipe to keep it rigid the hole at
PVC pipe to keep it rigid the hole at the back has just enough room to accept
the back has just enough room to accept
the back has just enough room to accept a single sugar motor and you can see a
a single sugar motor and you can see a
a single sugar motor and you can see a little metal wire holds it down in place
little metal wire holds it down in place
little metal wire holds it down in place okay her rocket is loaded and ready to
okay her rocket is loaded and ready to
okay her rocket is loaded and ready to fly but we still need a way to launch it
fly but we still need a way to launch it
fly but we still need a way to launch it I used the lid of a cooking pot and a
I used the lid of a cooking pot and a
I used the lid of a cooking pot and a sawed-off marshmallow roasting stick to
sawed-off marshmallow roasting stick to
sawed-off marshmallow roasting stick to make a simple blast pad and the Rockets
make a simple blast pad and the Rockets
make a simple blast pad and the Rockets just held on with pieces cut from the
just held on with pieces cut from the
just held on with pieces cut from the body table of a pen all right let’s
body table of a pen all right let’s
body table of a pen all right let’s light it off and see how it does
light it off and see how it does
light it off and see how it does now that’s not too shabby for a rocket
now that’s not too shabby for a rocket
now that’s not too shabby for a rocket made from sugar and cardboard from the
made from sugar and cardboard from the
made from sugar and cardboard from the time of Apogee it took a little over
time of Apogee it took a little over
time of Apogee it took a little over eight seconds to hit the ground which
eight seconds to hit the ground which
eight seconds to hit the ground which means this thing shot up over a thousand
means this thing shot up over a thousand
means this thing shot up over a thousand feet high how cool is that the problem
feet high how cool is that the problem
feet high how cool is that the problem of course is that there’s no parachute
of course is that there’s no parachute
of course is that there’s no parachute on this thing which means it’s gonna
on this thing which means it’s gonna
on this thing which means it’s gonna lawn dart straight into the ground every
lawn dart straight into the ground every
lawn dart straight into the ground every time that’s exactly why I’m out in the
time that’s exactly why I’m out in the
time that’s exactly why I’m out in the boonies miles away from any people or
boonies miles away from any people or
boonies miles away from any people or property now it’s important to mention
property now it’s important to mention
property now it’s important to mention here that potassium nitrate is
here that potassium nitrate is
here that potassium nitrate is hygroscopic meaning when the propellant
hygroscopic meaning when the propellant
hygroscopic meaning when the propellant is exposed to air it’ll slowly absorb
is exposed to air it’ll slowly absorb
is exposed to air it’ll slowly absorb moisture until the fuel loses potency
moisture until the fuel loses potency
moisture until the fuel loses potency this mix is about a month old and won’t
this mix is about a month old and won’t
this mix is about a month old and won’t even light off any more you can see this
even light off any more you can see this
even light off any more you can see this rocket doesn’t produce any thrust
rocket doesn’t produce any thrust
rocket doesn’t produce any thrust whatsoever to reverse the hydration you
whatsoever to reverse the hydration you
whatsoever to reverse the hydration you could put it in the oven at 300 degrees
could put it in the oven at 300 degrees
could put it in the oven at 300 degrees Fahrenheit for 30 minutes if you’re
Fahrenheit for 30 minutes if you’re
Fahrenheit for 30 minutes if you’re willing to risk the possibility of an
willing to risk the possibility of an
willing to risk the possibility of an insurance claim okay to make a parachute
insurance claim okay to make a parachute
insurance claim okay to make a parachute ejection charge we’re gonna need to add
ejection charge we’re gonna need to add
ejection charge we’re gonna need to add a time delay function and a little black
a time delay function and a little black
a time delay function and a little black powder I just made this one out of
powder I just made this one out of
powder I just made this one out of acrylic so you can see exactly what will
acrylic so you can see exactly what will
acrylic so you can see exactly what will be happening inside the motor during
be happening inside the motor during
be happening inside the motor during launch you can see that when the white
launch you can see that when the white
launch you can see that when the white mix ignites it
mix ignites it
mix ignites it incredibly fast and stop suddenly at the
incredibly fast and stop suddenly at the
incredibly fast and stop suddenly at the black mark where the delay mix begins
black mark where the delay mix begins
black mark where the delay mix begins this amount of powder should give about
this amount of powder should give about
this amount of powder should give about a five-second delay then ignite the
a five-second delay then ignite the
a five-second delay then ignite the ejection charge which you’ll see how to
ejection charge which you’ll see how to
ejection charge which you’ll see how to make in just a minute now the recipe for
make in just a minute now the recipe for
make in just a minute now the recipe for delay mix is so incredibly simple all we
delay mix is so incredibly simple all we
delay mix is so incredibly simple all we need to do is separate 20 grams of the
need to do is separate 20 grams of the
need to do is separate 20 grams of the white mix made in our sugar rocket
white mix made in our sugar rocket
white mix made in our sugar rocket project and add 15% baking soda by
project and add 15% baking soda by
project and add 15% baking soda by weight which in this case brings the mix
weight which in this case brings the mix
weight which in this case brings the mix up to 23 grams total put the modified
up to 23 grams total put the modified
up to 23 grams total put the modified mix in a container and shake it around
mix in a container and shake it around
mix in a container and shake it around for about a minute to blend it together
for about a minute to blend it together
for about a minute to blend it together as much as possible and that’s it just
as much as possible and that’s it just
as much as possible and that’s it just by adding a little baking soda we’ve
by adding a little baking soda we’ve
by adding a little baking soda we’ve modified the rocket propellant into a
modified the rocket propellant into a
modified the rocket propellant into a fairly reliable time-delay mix that will
fairly reliable time-delay mix that will
fairly reliable time-delay mix that will burn one second for every sixteenth of
burn one second for every sixteenth of
burn one second for every sixteenth of an inch I typically use a five second
an inch I typically use a five second
an inch I typically use a five second delay on my motors and ended up making a
delay on my motors and ended up making a
delay on my motors and ended up making a new ramrod to fit that profile it should
new ramrod to fit that profile it should
new ramrod to fit that profile it should be obvious that the delay mix goes in
be obvious that the delay mix goes in
be obvious that the delay mix goes in after the white mix but before the kitty
after the white mix but before the kitty
after the white mix but before the kitty litter endcap the last step is the
litter endcap the last step is the
litter endcap the last step is the ejection charge and for that we need a
ejection charge and for that we need a
ejection charge and for that we need a little black powder in a small drill bit
little black powder in a small drill bit
little black powder in a small drill bit the bit I’m using is a 3/32 inch bit and
the bit I’m using is a 3/32 inch bit and
the bit I’m using is a 3/32 inch bit and using the modified template we can gauge
using the modified template we can gauge
using the modified template we can gauge how deep we’ll need to drill through the
how deep we’ll need to drill through the
how deep we’ll need to drill through the clay plug to expose the delay mix
clay plug to expose the delay mix
clay plug to expose the delay mix underneath this will need to be drilled
underneath this will need to be drilled
underneath this will need to be drilled out by hand the same way we did the
out by hand the same way we did the
out by hand the same way we did the nozzle in the sugar rocket video and
nozzle in the sugar rocket video and
nozzle in the sugar rocket video and it’s important to watch carefully for
it’s important to watch carefully for
it’s important to watch carefully for trace of white powder on the tip of the
trace of white powder on the tip of the
trace of white powder on the tip of the bed this is our confirmation that we’re
bed this is our confirmation that we’re
bed this is our confirmation that we’re all the way through the clay so to
all the way through the clay so to
all the way through the clay so to finish it up let’s drop a bit of black
finish it up let’s drop a bit of black
finish it up let’s drop a bit of black powder down the hole cover the clay plug
powder down the hole cover the clay plug
powder down the hole cover the clay plug a few grains deep then compact it with a
a few grains deep then compact it with a
a few grains deep then compact it with a few taps from the wooden rod this
few taps from the wooden rod this
few taps from the wooden rod this compacted ejection charge should hold
compacted ejection charge should hold
compacted ejection charge should hold firmly in place and the modified rocket
firmly in place and the modified rocket
firmly in place and the modified rocket motor is finished now using another
motor is finished now using another
motor is finished now using another acrylic motor you can see that the
acrylic motor you can see that the
acrylic motor you can see that the instant the burn hits the delay mix it
instant the burn hits the delay mix it
instant the burn hits the delay mix it stops suddenly and burns dramatically
stops suddenly and burns dramatically
stops suddenly and burns dramatically slower for about 5 seconds when it
slower for about 5 seconds when it
slower for about 5 seconds when it reaches the black powder though the
reaches the black powder though the
reaches the black powder though the charge ignites with enough power to push
charge ignites with enough power to push
charge ignites with enough power to push out a parachute the delay can be
out a parachute the delay can be
out a parachute the delay can be adjusted for any length of time we need
adjusted for any length of time we need
adjusted for any length of time we need and the rule of thumb is a sixteenth of
and the rule of thumb is a sixteenth of
and the rule of thumb is a sixteenth of an inch per second well now you know how
an inch per second well now you know how
an inch per second well now you know how to modify your sugar motors to have time
to modify your sugar motors to have time
to modify your sugar motors to have time delays and parachute ejection charges
delays and parachute ejection charges
delays and parachute ejection charges rather than taking the riskier approach
rather than taking the riskier approach
rather than taking the riskier approach of launching duct-tape rockets and just
of launching duct-tape rockets and just
of launching duct-tape rockets and just hoping they don’t hit anything important
hoping they don’t hit anything important
hoping they don’t hit anything important well that’s it for now if you liked this
well that’s it for now if you liked this
well that’s it for now if you liked this project perhaps you’ll like some of my
project perhaps you’ll like some of my
project perhaps you’ll like some of my others check them out at the king of
others check them out at the king of
others check them out at the king of random calm hey if you’re across the
random calm hey if you’re across the
random calm hey if you’re across the pond or in another country I realize you
pond or in another country I realize you
pond or in another country I realize you may not have access to some of these
may not have access to some of these
may not have access to some of these materials so I’ve got another rocky
materials so I’ve got another rocky
materials so I’ve got another rocky building project coming up that I
building project coming up that I
building project coming up that I guarantee you’ll be able to do so keep
guarantee you’ll be able to do so keep
guarantee you’ll be able to do so keep an eye out for that video coming very
an eye out for that video coming very
an eye out for that video coming very soon and in the meantime if you still
soon and in the meantime if you still
soon and in the meantime if you still want to build rocket motors like these I
want to build rocket motors like these I
want to build rocket motors like these I strongly recommend you join a rocket
strongly recommend you join a rocket
strongly recommend you join a rocket club first so you don’t get yourself
club first so you don’t get yourself
club first so you don’t get yourself into trouble there are a lot of
into trouble there are a lot of
into trouble there are a lot of regulations and safety precautions that
regulations and safety precautions that
regulations and safety precautions that you need to be aware of one thing I
you need to be aware of one thing I
you need to be aware of one thing I didn’t tell you is that these motors can
didn’t tell you is that these motors can
didn’t tell you is that these motors can be modified to work with estie’s model
be modified to work with estie’s model
be modified to work with estie’s model rockets as well but I’m thinking about
rockets as well but I’m thinking about
rockets as well but I’m thinking about doing a video on building a rocket with
doing a video on building a rocket with
doing a video on building a rocket with a parachute from scratch so if you’re
a parachute from scratch so if you’re
a parachute from scratch so if you’re interested in seeing that let me know in
interested in seeing that let me know in
interested in seeing that let me know in the comments and I may put together
the comments and I may put together
the comments and I may put together something for next spring and one final
something for next spring and one final
something for next spring and one final thought if you have to ask where to get
thought if you have to ask where to get
thought if you have to ask where to get black-powder this definitely isn’t a
black-powder this definitely isn’t a
black-powder this definitely isn’t a project you should be playing with yet
project you should be playing with yet
project you should be playing with yet so let me just say this it’s actually
so let me just say this it’s actually
so let me just say this it’s actually easier to find than potassium nitrate
easier to find than potassium nitrate
easier to find than potassium nitrate thanks for watching to the end I hope
thanks for watching to the end I hope
thanks for watching to the end I hope you enjoyed what you saw and I hope to
you enjoyed what you saw and I hope to
you enjoyed what you saw and I hope to see you around for the next project
see you around for the next project
see you around for the next project video bye
”
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