Indium foil is ideal for creating cryogenic vacuum seals. High quality Indium foil is available in many sizes, or they can be custom made to customers?requirements. Indium foil is supplied in sheet form.   Dimensions We make Indium foil sheets in sizes up to 500 square millimeters. We also custom-cut sheets in larger sizes or special shapes. The most requested sizes are 0.1*100*100mm, 0.1*150*150mm, 0.2*100*100mm, etc.       Chemical Composition     In Cu Cd Pb Tl 99.99% 5.0ppm 5.0ppm 5.0ppm 5.0ppm Sn     Zn     Fe     As     Al     5.0ppm     5.0ppm     5.0ppm     5.0ppm     5.0ppm     Delivery Short lead times enable you to get your order in time to meet your production schedule.