Kovar Alloy

We are offering kovar alloy. kovar is made up of 29% nickel, 17% cobalt, .2% silicon, .3% manganese and 53.5% iron. Kovar is known for its low coefficient of thermal expansion. Kovar end uses are usually glass sealing in the electronics industry. kovar strip: thk 0.05 – 1.0 mm, width 20-280mm kovar sheet: thk 1.0-3.0 mm, width 280mm kovar plate: thk 4.5-20mm kovar bar: dia. 20-100 mm kovar wire: dia. 0.1-6.0 mm kovar tube: od. 0.5-6.0mm, od 6.0-30.0 mm