Alloy 42 is an iron-nickel controlled expansion alloy available from our stock in strip/coil form. EFINEA supplies this alloy in a range of thicknesses starting at 0.010″. Drawing and photo-etch quality coil starts at 0.0077″.
Alloy 42 is comprised of 41% nominal nickel with the balance iron and is also known by the following trademark names: Pernifer®42, CarTech®Glass Seal® 42.
Our in-house capabilities provide customers with options when seeking their strip/coil order slit and cut-to-length and width specifications. Talk to our material experts about your project requirements so we may provide you with our added value services.
Alloy 42 continues to be utilized today in applications due to its unique properties that match 1075 glass. Typical applications for Alloy 42 are for integrated circuit lead frames, electron gun components, enameled resistor ferrules and molds for composite parts.
| Material | Form | Size Inches |
|---|---|---|
| Alloy 42 | Strip | Coil | 0.010” |
| Alloy 42 | Strip | Coil | 0.015” |
| Alloy 42 | Strip | Coil | 0.020” |
| Alloy 42 | Strip | Coil | 0.030” |
| Alloy 42 | Strip | Coil | 0.040” |
| Alloy 42 | Strip | Coil | 0.080” |
| Material | Form | Size Inches |
|---|---|---|
| Alloy 42 | Photo-Etch Coil | 0.0077" |
| Alloy 42 | Photo-Etch Coil | 0.010" |
For an EFINEA Alloy 42 data sheet, or any other Controlled Expansion Alloy data sheets, please go to the Data Sheets section in our Technical Library.