Listed as type - kinetic - thermal - range bonus - cap need.

Anitmatter__7__5__-50%___0%
Iridium______4__3___20%__-24%
Iron________3__2 __60%__-30%
Lead_______5__3____0%___-50%
Plutonium__6__5_-37.5%____-5%
Thorium____5__4_-12.5%__-40%
Tungsten___4__2___40%___-27%
Uranium____6__4__-25%____-8%

Multiply damage x2 for medium, x4 for large, x8 for x-large ammo.