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Beautiful firefly stars


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#16 portfire

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Posted 12 October 2008 - 05:36 PM

Silver Flying Fish Fuse!! :P
"I reject your reality and substitute my own" Adam Savage

#17 pyrotechnist

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Posted 12 October 2008 - 08:26 PM

lol, na flying fish doesn't cut it :). That guy uses some wacky flying aluminum :D , now then wonder how to get it! I think a trip to America is in need :ph34r:
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#18 digger

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Posted 12 October 2008 - 08:51 PM

As others have suggested in a round about way how about a combination of go-getters for the random flight self propelled tubed stars such as the following

John Driver
Brilliant White go-getters

Ammonium Perchlorate 50
Parlon 20
Magnesium Carbonate 15
Aluminum, atom, spher, 325 mesh, 32 micron 10
Saran Resin 5

and maybe something along the lines of (formula maxman has pointed out)

Takeo Shimizu
Shimizu Firefly #5

Potassium Nitrate 50
Charcoal Airfloat 45
Barium Sulfate 7
Sulfur 5
Dextrin 5
Aluminum, flake, firefly. 10-12 mesh 4.6 (or even maybe a smaller mesh for a longer hang)

For the charcoal streamers with the white hanging sparks.

Edited by digger, 12 October 2008 - 08:53 PM.

Phew that was close.

#19 spanner

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Posted 13 October 2008 - 02:42 AM

Here's one more:

Firefly Shimizu
Reference: Text: Fireworks Principles and Practices Revision: 3rd Edition Author: Ronald Lancaster Chapter: 6: Chemistry of Fireworks Compositions Page: 150
percent Parts component
40.42% 47.5 Potassium Nitrate
40.42% 47.5 Charcoal (pine)
4.25% 5 Sulfur
3.91% 4.6 Aluminum (18-30 mesh flake)
6.23% +7% Barium Sulfate
4.76% +5% SGRS

#20 paul

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Posted 15 October 2008 - 02:39 PM

Got 300g of that stuff in the mill (sans the Al of course).
Gonna make 1" comets from it and let you know!


Here they are. Just did a small batch, so just 12 of them.
Weighting in at 18,5-20g each.
They´re pressed, so I just took about 4% of a 25% alcohol solution.
Drying slooooowly to not drive them in...

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#21 Mumbles

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Posted 19 October 2008 - 12:30 AM

I'm not sure how this isn't blaring obvious to some of you guys. The shell lifts and breaks. It has a firefly type of star in the outer petal, and silver flying fish fuse on the inside. The flying fish are the bright silver things flying around rapidly. The camera man zooms out. You will notice that the camera is being held in his hand. Remember this, as it becomes importantly later. After the man zooms out, the flying fish extinguish and the charcoal reveals the silver, at which point he ZOOMS BACK IN. The shaking of the camera, zooming back in, and natural wind all combine to give the silver flecks the appearance of being self propelled, which they are not.

The bright silver fish at the beginning are a special kind of fuse, and are completely separate entities from the stars.

The firefly effect is also called the transition effect. When I think of it, I think of a charcoal streamer, with a delayed emergence of silver glitters. It is called firefly because they are supposed to twinkle, like a mass of fireflies does, not because they fly around. The glitters are supposed to emerge from the origin of the stars to the tip of the stars, like they are chasing the charcoal tail.

The first device is a mine with firefly stars. You can get a better view of the glittering and the chasing effect. It emerges a little early, but you get the point. Now, those things at the end of the mine are insert shells, and in no way associated with the stars themselves.

http://www.apcforum....umbles/sept.wmv

#22 digger

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Posted 19 October 2008 - 04:33 PM

I'm not sure how this isn't blaring obvious to some of you guys. The shell lifts and breaks. It has a firefly type of star in the outer petal, and silver flying fish fuse on the inside. The flying fish are the bright silver things flying around rapidly. The camera man zooms out. You will notice that the camera is being held in his hand. Remember this, as it becomes importantly later. After the man zooms out, the flying fish extinguish and the charcoal reveals the silver, at which point he ZOOMS BACK IN. The shaking of the camera, zooming back in, and natural wind all combine to give the silver flecks the appearance of being self propelled, which they are not.

The bright silver fish at the beginning are a special kind of fuse, and are completely separate entities from the stars.

The firefly effect is also called the transition effect. When I think of it, I think of a charcoal streamer, with a delayed emergence of silver glitters. It is called firefly because they are supposed to twinkle, like a mass of fireflies does, not because they fly around. The glitters are supposed to emerge from the origin of the stars to the tip of the stars, like they are chasing the charcoal tail.

The first device is a mine with firefly stars. You can get a better view of the glittering and the chasing effect. It emerges a little early, but you get the point. Now, those things at the end of the mine are insert shells, and in no way associated with the stars themselves.

http://www.apcforum....umbles/sept.wmv


Is that not what I said a little further up the thread in a round about formula type way? Although I have to agree it is pretty obvious.

Edited by digger, 19 October 2008 - 04:33 PM.

Phew that was close.

#23 spanner

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Posted 19 October 2008 - 06:39 PM

The firefly effect is also called the transition effect.

"Majestic Arching Transformation" (MAT) is a name for an effect generically
known as "firefly" or "charcoal/aluminum."

For those looking for more, using this term may help your search.




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