WM7342 Tungsten Wire (High Purity W Wire) Dia. 18 μm

Tungsten Wire (High Purity W Wire) Dia. 18 μm Description

Our high-purity Tungsten Wire (Dia. 18 μm) is expertly crafted with a customised grade to meet the most demanding applications while adhering to ASTM F288 standards. Known for its exceptional thermal stability, tungsten offers one of the highest melting points of any metal, ensuring reliable performance under extreme temperatures. Its exceptional tensile strength and corrosion resistance further enhance its reliability and longevity, making it an ideal choice for precision instruments and high-temperature environments.

This 18 μm diameter wire is carefully produced to maintain stringent tolerances and a uniform microstructure. Commonly utilised in advanced electronics, aerospace components, and specialised medical devices, its stability also supports vital research and development applications. Each batch undergoes strict quality checks throughout manufacturing to guarantee consistency and performance, reflecting our commitment to excellence in every strand.

Tungsten Wire (High Purity W Wire) Dia. 18 μm Applications

Tungsten wire (High Purity W Wire) with an ultra-fine diameter of just 18 μm offers outstanding durability, thermal stability, and corrosion resistance. It is frequently used in demanding applications that require reliable performance under extreme conditions. Thanks to its versatile properties, tungsten wire is indispensable across various industries, including electronics, medical, and aerospace, where precision and quality are paramount.

1. Electronics Applications

·         Filaments for Display and Lighting: Used in high-temperature lamps and specialised display equipment requiring consistent brightness and longevity.

·         Sensor and Detector Leads: Ideal for small-scale signal transmissions in sensitive devices, ensuring stable and accurate readings.

2. Medical and Research Applications

·         Tissue Engineering Tools: Applied in micro-surgical tools and scaffolds where precision and biocompatibility are vital.

·         Laboratory Testing Equipment: Provides reliable heating and measurement components in advanced analytical instruments.

3. Aerospace and Defence Applications

·         Ion Thruster Grids: Supports high-energy ion propulsion systems, offering durability under severe thermal stress.

·         Missile Guidance Components: Ensures stable performance in critical control systems exposed to extreme vibrations and temperatures.

Tungsten Wire (High Purity W Wire) Dia. 18 μm Packaging

Each spool of tungsten wire is carefully wound and stabilised with a protective polymer spool to prevent tangling. We vacuum seal it in a moisture-barrier bag with anti-corrosion film, then encase everything in robust outer packaging to shield against impact. This secure vacuum environment helps maintain high purity and prevents oxidation. Additional protective layers guard from mechanical damage, while custom spool sizes, labelling, and packaging options cater to diverse requirements.

Packaging: Vacuum sealed, Wooden Box, or Customised.

Tungsten Wire (High Purity W Wire) Dia. 18 μm FAQs

Q1: What are the key material properties of Tungsten Wire (High Purity W Wire) Dia. 18 μm?

A1: Tungsten is known for its extremely high melting point (3,422°C), superior tensile strength, and excellent dimensional stability, making it ideal for demanding applications. In its high-purity form, the wire offers enhanced thermal and electrical conductivity, chemical inertness, and resistance to corrosion at elevated temperatures. The diameter of 18 μm ensures precision in applications that require minimal footprint, while maintaining reliable mechanical integrity.

Q2: How is Tungsten Wire (High Purity W Wire) Dia. 18 μm processed and fabricated to ensure optimal performance?

A2: To achieve its uniform diameter and high purity, the wire undergoes powder metallurgy and controlled drawing processes under carefully monitored conditions. Tungsten powder is first pressed and sintered into ingots, which are then swaged and drawn through precision dies to the desired 18 μm thickness. Thorough annealing steps may follow to relieve internal stresses, resulting in stable mechanical properties and consistent surface quality.

Q3: Which quality standards and certifications apply to Tungsten Wire (High Purity W Wire) Dia. 18 μm?

A3: Manufacturers typically adhere to ISO 9001 quality management systems to ensure consistent production and traceability. Additionally, compliance with ASTM B777 or equivalent industry specifications helps confirm chemical composition, mechanical strength, and dimensional accuracy. Purity levels can be certified by third-party laboratories, using techniques such as ICP-MS or GDMS for impurity analysis. Strict process controls and documented inspection procedures guarantee the wire meets established standards for advanced scientific and industrial uses.

Related Information

1. Material Properties and Advantages

Tungsten Wire (High Purity W Wire) Dia. 18 μm, in a customised grade and wire shape, is renowned for its exceptional high-temperature stability and resistance to chemical reactions. Its impressive punch resistance under tensile stress ensures that even at extremely thin dimensions, such as Dia. 18 μm, the wire remains durable and dependable in demanding applications. This unique purity level also contributes to enhanced electrical conductivity, making it a prime choice for delicate electronic components that require both precision and durability.

Combined with an ability to perform under constant thermal cycling, this customised Tungsten Wire helps reduce performance degradation over time. It also exhibits minimal thermal expansion, which is crucial for high-precision devices where dimensional accuracy must be maintained. In addition, the wire’s excellent corrosion resistance lowers the risk of breakdown under harsh operating conditions and prolongs overall service life, making it a key material in innovative engineering solutions.

2. Manufacturing Process

Versatility in processing techniques is a defining feature of this customised Tungsten Wire (High Purity W Wire) Dia. 18 μm. Whether it undergoes drawing, coiling, or intricate shaping procedures, each step is optimised to maintain consistency and purity. Rigorous controls on temperature and atmosphere during forming operations help prevent contamination, ensuring the wire remains free from impurities that could compromise its performance. Careful monitoring of grain structure further guarantees that the wire exhibits uniform mechanical characteristics.

Meticulous finishing processes, such as specialised polishing or annealing, are applied to achieve uniform dimensional accuracy and smooth surface quality. By honing the final shape to Dia. 18 μm, manufacturers can meet the critical tolerances required for precision instruments. These carefully orchestrated procedures not only maximise the tungsten wire’s longevity but also ensure it delivers optimal mechanical and electrical properties in advanced industries that demand exacting quality.