This is a cast zinc plate that is 1/2" X " X 24 " weighs about 18 pounds. Expect some chill lines and a cast finish, some air can get trapped during this process. +/- 1/16"
ELEMENT
Zn % Balance
Fe % 0.001
Cu % 0.001
Cd % 0.054
Pb % 0.002
Al % 0.240