Features For thermal conductivity,electrical conductivity,corrosion resistance. Good at welding and brazing. Specification 99.9% Pure Copper Panel Size: 100*100 / 200*200 / 300*300 / 100*150 / 100*200 / 150*150 Option Thickness: 0.8mm-5mm Option Package include 1pcs Copper Metal Plate If you need other sizes, please contact us for more information.