Chilled shot is made up of:-
There are three types of lead shot depending on the composition: i. Drop/soft shot: Made with pure lead. ii. Chilled/hard shot: Lead is hardened by the addition of antimony. iii. Plated shot: It is coated with a thin coat of copper or nickel to minimize distoion on firing--maintains good aerodynamic shape and increase the range.
Lead only
Lead with antimony
Lead with copper
Lead with nickel
Ballistics