pyrochris732 Posted May 24, 2010 Posted May 24, 2010 I apologize in advance if this isnt supposed to be in this section. I would like to know if these would make great salute aerial cans: http://www.pyrogear.com/ecom-prodshow/065-0007.html I figure since the wall is really thick on these, they will make incredibly loud reports. Of course they would have to be cut down some. I also got the plugs to seal off the ends. I figure I can fit at least 60 grams of "comp" into these. Any issues you can forsee with using these? Regards, Chris
Mumbles Posted May 24, 2010 Posted May 24, 2010 They work fine. I tend to use a reinforcing tube in the center of them to prevent blow through. The walls are very hard, but the center is relatively soft. The tube has a number of holes drilled into it to allow for easier passage of fire. You could alternatively use a number of disks on the bottom to make a more solid lifting surface. 60g sounds about right from a loose fill of flash if you cut them in half.
Twotails Posted May 25, 2010 Posted May 25, 2010 Geeze, 60g? I think the last time i made one I only used maby a max of 10g of 70/30 3 micron stuff(horrable messy aluminum!) it was crazy loud(of corse i had three layers of tight strapping tape in a plastic round shell) it was a 1.25in shell. Hmm better to use a cylinder shell?(not that im making more for a while) those tubes look like the'd make some great bombetts(although large bombetts). reminds me I gotta order stuff.
pyrochris732 Posted May 25, 2010 Author Posted May 25, 2010 Geeze, 60g? I think the last time i made one I only used maby a max of 10g of 70/30 3 micron stuff(horrable messy aluminum!) it was crazy loud(of corse i had three layers of tight strapping tape in a plastic round shell) it was a 1.25in shell. Hmm better to use a cylinder shell?(not that im making more for a while) those tubes look like the'd make some great bombetts(although large bombetts). reminds me I gotta order stuff. Twotails, I poked around and found out that the pros use upwards of 100 grams in some of those salutes you hear at fireworks shows. Sometimes even more than that. I think it also makes a big difference if you have really thick walled shells too.
Ralph Posted May 25, 2010 Posted May 25, 2010 Twotails, I poked around and found out that the pros use upwards of 100 grams in some of those salutes you hear at fireworks shows. Sometimes even more than that. I think it also makes a big difference if you have really thick walled shells too. If your after a strong base for a multi break but dont want to use huge amounts of flash there(for finacial or people noticing reasons) are two things I have done first is to use mostly granulated bp (and a little flash if you chose) or to roll your own casing and make the walls really thick ( I have made 2" bottom shots with about 4g of flash that are 3.5" long)
homebrewed77 Posted May 25, 2010 Posted May 25, 2010 Twotails, I poked around and found out that the pros use upwards of 100 grams in some of those salutes you hear at fireworks shows. Sometimes even more than that. I think it also makes a big difference if you have really thick walled shells too. HEHE I use more like 300 grams plus..BTW..The tube's carpet come on make wonderful BS's..But Chris..Those 2 inch plastic cans or the 2 inch paper hemi's work just fine..Believe me when I say <br>They will thump ya in the chest from 200 plus feet in the air. And remember..Dont fill<br>them full...Leave them about 1/3 air..On shot's that small you can use some rice hull's as <br>Fluff agent..BUT seeing as you are just starting out..You can have a helluva show with out<br>any salute's..I would work on my color's and break's first.<img class="bbc_emoticon" alt="" src="http://www.amateurpyro.com/forums/public/style_emoticons/default/whistle.gif"><br><br><br><br>
Mumbles Posted May 25, 2010 Posted May 25, 2010 If your after a strong base for a multi break but dont want to use huge amounts of flash there(for finacial or people noticing reasons) are two things I have done first is to use mostly granulated bp (and a little flash if you chose) or to roll your own casing and make the walls really thick ( I have made 2" bottom shots with about 4g of flash that are 3.5" long) Those are good ways to get heavy projectiles falling from the sky. You want to destroy the casing. Both of those are likely just to pop off end plugs. Just because you hear a salute doesn't mean the casing gets destroyed.
pyrochris732 Posted May 31, 2010 Author Posted May 31, 2010 I found a great way to seal the bottom fused end of these tubes with a 3 inch hemisphere. See attached pic. Im thinking of not cutting in half and using about 100 grams of comp. The fit with these hemis is so perfect. Now just need to wrap and/or spike it some to make a perfect fit in a 3 inch mortar. Do you see any issues with doing this? Chris
dagabu Posted May 31, 2010 Posted May 31, 2010 Not a one!! I use 3" hemis for rocket cones, lift cups, and even shells! The beauty of this hobby is the experimentin, keep goin till you cant go no more.
Mumbles Posted May 31, 2010 Posted May 31, 2010 I know this counter acts by last statement about falling projectiles, but you might want to try one filled with burst and stars, or use a mortar you don't care about. I don't see why it wouldn't work, but you just might want to make sure it's structurally sound. I've always just used end disks, so it's hard to really comment. Part of me wonders a little bit about it, as it wont be pasted like a traditional shell.
pyrochris732 Posted May 31, 2010 Author Posted May 31, 2010 ok maybe ill take your advice about that. Should be interesting though.
Mumbles Posted May 31, 2010 Posted May 31, 2010 Even firing one filled with cat litter or something during the day so you could track it might not be a bad idea. It's going to fall to earth either way and still hurt/be dangerous. Put some extra lift under it to really test it's boundaries. And of course do this in a big open field.
pyrochris732 Posted May 31, 2010 Author Posted May 31, 2010 oh actually mumbles, these will be fired over a lake in the adirondack mountains. I will be pointing these on a slight angle outwards so when it falls it will be over water.
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