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Posted (edited)

Name of composition: long lasting gold glitter

Composition Type: glitter

Creator: Pirotex

Color/Effect: dark charcoal tail with many flashing sparks

Preparation: Pump with water or 25% alcohol in water

NaNO3 - 47%
Charcoal (airfloat) - 40%
S - 6%
Dextrin - 7%
+10% magnalium (granulated 50-70 mesh)
Edited by Pirotex
  • Like 7
Posted
Hey Tex, I'm giving your formula a go. I've tried similar formulas but only using them in the winter when humidity is low. This time I've replaced the dex and a small amount of the charcoal with Phenolic resin resin and disolved it in alcohol. If I like the formula, I'll save some for use in the summer so I can see how it stores. The video looks nice, similar to Lloyd's buttered popcorn when made with MgAl instead of AL(my favorite).
Posted

Charcoal compositions works bad with ethanol and phenolic resin..

Posted
Yeah your absolutely correct, but I prefer to say that the Phenolic works but it changes the effect-expecially with glitters. The comets are pressed and in the drying box. It's worth a try because otherwise in my climate the stars go stale. The resin tends to not release the metal or charcoal during the burn and ends up being a big clump of char. In the past I've added DE micro stars to force the glitter and charcoal from the surface. This may be the only option for me. It's a compromise.
Posted

I like those stars pirotex, going to give them a try

Posted

Wow! I liked that glitter!

Posted

Can this composition be rammed instead of pressed?

  • Like 1
Posted (edited)

It's a charcoal based comp with no sparking metal so I see no reason it can't be rammed, especially if dampened.

I am wondering how hard it is to get dry.

Edited by OldMarine
  • Like 2
Posted
Hello Tex,if I use 100 mesh mgal than glitter effect will be not same as u show in your video because I hav't 50to70 mesh.I liked your glitter effect its to good
Posted

Hello Tex,if I use 100 mesh mgal than glitter effect will be not same as u show in your video because I hav't 50to70 mesh.I liked your glitter effect its to good

Works only with coarse magnalium

Posted

What a lovely effect...

Very nice...!!

  • Like 1
Posted

That was such a beautiful rocket and shell. The glitter was truly amazing. Two thumbs up!

Posted

Definitely great!

I LOVE IT !!!

Posted

Some one try this effect with coarse aluminium? I like this glitter but coarse mgal is not available.

Thaks

Posted (edited)

What size were those stars, since they burn so long? I wonder if you could substitute Phenolic for Dextrin?

Edited by dynomike1
  • Like 1
Posted
If you are in the states, I have 30-60 and 60-100 MgAl available.
Posted

If you are in the states, I have 30-60 and 60-100 MgAl available.

Posted
Mike, I tried the Phenolic, it didn't work. The sodium nitrate wasn't aggressive enough and it burned like a chunk of wood.
Posted

Ok thanks NJ.

Posted

I guess I'll have to pry my wallet open and order some NaNO3 and some more silica gel. I've got to try this glitter.

I may try using the same comp as a delay in my rocket rather than my usual Win 39J.

Posted
OM, try Lloyd's popcorn with coarse MgAl instead of fine AL. It looks identical and works for rocket delays.
Posted

Yeah, I like that idea better because I can store my rockets longer without that hygroscopic delay in there.

Posted

I wonder what that star would look like in a shell of shells?

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