Niobium Wire Supplier | ASTM B392 Superconducting Wire for MRI, Electronics & Medical Use

Niobium Wire Overview

Niobium wire is a high-performance refractory metal product used in advanced industries.

It is widely applied in superconducting systems, medical devices, and aerospace engineering.

It is manufactured through precision drawing processes to ensure high purity and consistency.

Compared with other refractory metals, niobium offers excellent ductility and low density.

It performs exceptionally well in cryogenic and high-vacuum environments.

1. Key Classifications (ASTM B392)

Superconducting Grade (RRR 300)

Ultra-high purity niobium wire with minimal gas impurities.

Used in MRI, NMR, and particle accelerator superconducting magnets.

Commercial / Metallurgical Grade

99.95% pure niobium wire for industrial applications.

Used in furnace fixtures, structural parts, and chemical environments.

Medical Grade

Biocompatible niobium wire with strict contamination control.

Safe for implants, surgical devices, and medical electronics.

2. Superconducting Alloy Systems

Niobium-Titanium (Nb-Ti)

The most widely used superconducting wire system.

Operates at cryogenic temperatures below 9.2 Kelvin.

Niobium-Tin (Nb3Sn)

High-performance superconducting material for extreme magnetic fields.

Used in advanced physics research and accelerator magnets.

3. Surface Finishes & Sizes

Bright / As-Drawn

Smooth metallic surface with possible lubricant residue.

Suitable for general mechanical and winding applications.

Chemical Cleaned

Acid-cleaned surface for vacuum and furnace applications.

Prevents contamination and outgassing in sensitive systems.

Anodized Finish

Controlled oxide layer produces iridescent colors.

Commonly used in jewelry and decorative applications.

4. Industrial Applications

Superconducting Magnets

Used in MRI machines, NMR systems, and particle accelerators.

Provides stable and powerful magnetic fields at cryogenic temperatures.

Medical Devices

Used in pacemaker leads and implantable surgical devices.

Biocompatible and safe for long-term human implantation.

Aerospace Systems

Used in high-temperature safety ties and structural components.

Performs reliably under extreme thermal conditions.