Backyard Ballistics: Why Are There Tiny Holes In Every Grain Of Gunpowder?

[RugersGR8]

 

[Snattlerake]

So the little splosions can get out?

 

[Seadog]

That pretty cool

 

[Dumpstick]

To be fair, there are not holes in "every" grain of gunpowder. Some powders have holes - mostly extruded powders - but many do not.

most flake powders do not have holes, most spherical powders do not have holes.

 

[mr ed]

powder weevils

 

[Rustygun]

I think it is the powder called “lil gun” that is shaped like little donuts. Grey in color and donut shaped powder.

 

[Aries]

I think it is the powder called “lil gun” that is shaped like little donuts. Grey in color and donut shaped powder.