Ok, yes I did mean chrome plated balls, my bad.
Your method does seem interesting, But how to make it practical? I am assuming it’s the same as my idea but instead of the disk magnets I am using, using a ring magnet with a hole in the middle that is filled by a plastic bung. (non tight fitting)...
I am currently working on constructing a Gauss Cannon using the simple method of some chrome balls with a neodymium magnet on a track arranged thus:
0_____||0000____ so when the ball (0) on the left is released it is attracted by the two magnets (|) and smashed into them, and with the same...