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HC smoke ignition problem


FlaMtnBkr

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I'm having trouble getting some HC smoke to work right. I used 46 HCE, 46 Zinc Oxide, 8 aluminum (mix of german black, and 325 mesh flake). When loose it burns to vigorously and consumes the smoke. When pressed into a tube I can't get it to light. I have tried what I have on hand as a 'prime' and nothing will light it. I have tried 50:50 HC smoke and whistle with ti added, as a layer and then just whistle. I figured whistle is hot and a step prime would do it. No go. I even tapped some grape nut ti into the surface of the smoke as burning chunks of ti should light just about anything. Still didn't work. I need to get some DE for some pinball prime but until then I'm using what I have on hand. I guess it is actually a modified thermite so I anticipate it being hard to light, just not this hard.

 

Anyone know how it is used in military applications? Any suggestions? Thanks!

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pinball prime does not use de you're probably thinking of fencepost prime, maybe not the prime but the ignition method, it will be hard to light a flat surface in a tube maybe you could try a small indent/choke in the comp and put a hot metal fueled star in it to help things along. or bedding some mg strip into the last increment and lighting that with fuse.

 

dan.

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