I thought about that, but there still would need to be spacers between the cylinders and would the spacers transfer to much heat to the outside cylinder? I also thought of using firework paper tube put inside of metal cylinder but not sure if this would let the metal get so hot that it would...
Thanks for the info on trying to melt more than two pounds. I only tried a mix of 30g to 20g that worked out very well. The reason for the question is that I play paintball and need a good cheap smoke and this stuff would work great but it burns hot and I would like to reduce the chance of it...
Hi
I am looking to in case a copper pipe within another pipe of larger dia. I'm looking for a material or substance that is cheap and easy to attain that will reduce heat transfer to the point that it will not catch grass or leaves a fire that the pipe may be placed on. The inside pipe will...
