1.3917 Controlled Expansion Alloys
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Specification, Chemical & Mechanical Performance
Controlled Expansion Alloys
k94100, 1.3917
k94100, 1.3917 is a Fe-42% Ni alloy, with a coefficient of thermal expansion that is similar to materials like silicon, ceramic and glass. Its unique properties make it ideal for a range of applications, such as lead frames for integrated circuits, vibrating plates and metal masks. It also functions as a soft magnetic material.
Workability
The k94100 1.3917 lead frame press material is a versatile and reliable solution for etching, plating, soldering and pressing. Its proven performance makes it an excellent choice for professional use.
Corrosion resistance
The K94100 1.3917 is a high-quality alloy steel offering excellent corrosion resistance, thanks to its unique blend of components. The alloy has no active chromium, so extra care must be taken to prevent rusting.
Applications
- Integrated circuit lead frames
- Electron tube sealing
- Magnetic material
