Nickel-Iron-Cobalt Alloy Rod Kovar 4J29 For Aerospace and Defense

The 4J series   Precision Alloy   s, nickel - iron based, are engineered to meet high - tech demands. They feature an extremely low coefficient of thermal expansion, ensuring dimensional stability across a wide temperature range. With good strength and toughness, these alloys can endure mechanical stresses. They're widely used in the electronics industry for glass - to - metal seals in devices like vacuum tubes and sensors, in aerospace for precision instruments, and in the optical industry for optical system components, maintaining element alignment under different temperatures. Their unique properties make them a top choice for quality - critical industries.