FE8363 Invar 42 Foil Thickness 0.2 mm

Invar 42 Foil Thickness 0.2 mm Description

Invar 42 Foil at a thickness of 0.2 mm is a highly specialised alloy renowned for its low coefficient of thermal expansion, ensuring minimal dimensional changes under varying temperatures. Composed predominantly of iron and nickel, this material delivers excellent consistency, making it indispensable for precision instruments, semiconductor packaging, and other applications where tight tolerances are essential. It also exhibits good mechanical strength and corrosion resistance, further enhancing its reliability in demanding environments.

Manufactured to stringent quality standards, Invar 42 Foil undergoes rigorous testing and inspections to meet exact specifications. This careful attention to detail guarantees a uniform thickness and consistent composition across each batch, ensuring maximum performance and durability. Whether used in aerospace, telecommunications, or high-tech electronics, Invar 42 Foil provides dependable, stable performance for critical industrial applications.

Invar 42 Foil Thickness 0.2 mm Applications

Invar 42 Foil with a thickness of 0.2 mm provides distinct low thermal expansion properties, making it a popular choice for precision components in various industries. Its dimensional stability and resistance to temperature fluctuations enable reliable performance in challenging environments. From intricate electronic parts to specialised aerospace structures, Invar 42 Foil ensures minimal thermal distortion and offers a balance of strength, durability, and consistent operation across a wide range of advanced applications.

1. Electronics and Precision Devices

·         Thermal Compensation Components: Maintains dimensional stability in circuit boards, relays, and micro-mechanical devices.

·         High-Accuracy Switches: Reduces mechanical drift, ensuring consistent switching performance over temperature ranges.

·         Magnetic Shielding Plates: Minimises electromagnetic interference in sensitive electronic assemblies.

2. Aerospace Systems

·         Guidance Module Shims: Provides precise alignment and stability in navigation and control units.

·         Protective Sensor Enclosures: Shields delicate instruments from temperature-induced stress and distortion.

·         Lightweight Structural Supports: Offers reliable strength while preventing expansion-related issues in satellite components.

3. Scientific and Medical Equipment

·         Diagnostic Sensor Housings: Ensures accurate measurements by limiting dimensional changes under thermal load.

·         Specialised Lab Instruments: Maintains calibration integrity in high-precision analytical devices.

·         Temperature-Controlled Enclosures: Supports stable operation of sensitive medical and research apparatus.

Invar 42 Foil Thickness 0.2 mm Packaging

Invar 42 Foil with a thickness of 0.2 mm is meticulously protected using acid-free paper and corrosion-inhibiting materials. The foil is then vacuum-sealed to minimise moisture exposure and packaged within rigid, shock-absorbing materials for safe transit. Additional anti-rust agents are applied to uphold dimensional stability. We also offer custom packaging solutions tailored to individual needs, ensuring secure, cost-effective shipping under various conditions.

Packaging: Vacuum sealed, Wooden Box, or Customised.

Invar 42 Foil Thickness 0.2 mm FAQs

Q1: What are the key material properties of Invar 42 Foil Thickness 0.2 mm?

A1: Invar 42 contains approximately 42% nickel and 58% iron, featuring a remarkably low coefficient of thermal expansion (around 5 × 10⁻⁶ K⁻¹ between 20°C and 200°C). This property ensures dimensional stability in applications requiring precise measurements. The foil’s density is about 8.12 g/cm³, and it offers good ductility, moderate tensile strength, and excellent magnetic properties. Its tight thickness tolerance of 0.2 mm guarantees uniform performance across various electronic and aerospace uses.

Q2: How can Invar 42 Foil Thickness 0.2 mm be processed or fabricated?

A2: Invar 42 foil can be cut using laser or precision shearing to maintain dimensional accuracy. Forming processes such as stamping, deep drawing, or bending may be used, provided that tools are appropriately hardened to minimise work hardening. Vacuum or inert gas shielded welding techniques (TIG or EBW) are recommended to preserve its low expansion properties. Heat treatments, including stress relieving, can further enhance foil stability and mitigate residual stresses.

Q3: Which quality standards and certifications apply to Invar 42 Foil Thickness 0.2 mm?

A3: Common industry standards include ASTM F1684, which outlines requirements for Iron-Nickel sealing alloys. ISO 9001 certification is often held by suppliers to demonstrate quality management practices. Additionally, aerospace and defence contractors may expect compliance with AS9100 for stringent process controls. Material test certificates verifying composition, mechanical properties, and dimensional tolerances are typically provided to ensure traceability and adherence to customer and regulatory specifications.

Related Information

1. Material Properties and Advantages

Invar 42 is a nickel-iron alloy recognised for its minimal thermal expansion characteristics, which makes it an ideal choice for applications requiring stable dimensional accuracy. The 0.2 mm foil thickness further enhances its suitability for sensitive instruments by allowing precise layering and improved flexibility.

Bearing a composition of approximately 42% nickel and 58% iron, Invar 42 foil is well-regarded for its capacity to maintain consistent performance under fluctuating thermal conditions. Users benefit from the dependable mechanical strength of this alloy, while still taking advantage of the thin 0.2 mm profile for sophisticated assembly requirements.

2. Global Market Trends

Global acceptance of Invar 42 foil in 0.2 mm thickness has been steadily growing, particularly in high-technology sectors that demand reliable low-expansion alloys. Emerging economies in Asia and South America are also recognising its benefits, creating a diversified market that extends beyond traditional aerospace and defence sectors.

Favourable production costs and an increasing emphasis on miniaturisation have broadened the reach of Invar 42 foil in multiple industries. Companies seeking to balance cost-effectiveness with performance reliability continue to explore innovative ways to incorporate 0.2 mm Invar 42 foil into product designs, reflecting a robust and evolving global demand.