to machine - turn, drill, cut, ream, tap --heat-treat, weld, plate, etc.). Controlled Expansion Alloys. Download PDF. If you have questions on Kovar (Pernifer 2918, Dilver P, etc) or glass-sealing applications (e.g. vacuum tubes/valves, X-ray tubes, microwave tubes, light bulbs, power tubes, transistors, diodes, hybrid packages, etc.); or
Invar ( Free Cut
Invar 36, Pernifer 36, Super
Invar, etc.) for low expansion applications (e.g. positioning devices, bimetal thermostats, advanced composite molds...
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