Gold · 4N (99.99%) — Wire bonding and technical jewellery

Gold Wire

High-purity gold wire (Au ≥ 99.99% — 4N) from 0.01 mm diameter. Used in integrated circuit wire bonding, precision electronic contact soldering and technical jewellery. Standard spools or cut to length with purity certificates.

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Au >= 99.99% (4N) · Certified with ICP-MS impurity analysis
Soft annealed - ideal for thermocompression and thermosonic wire bonding
Ultra-fine wire Ø 0.01-0.025 mm for flip-chip and MEMS
Complete oxidation and corrosion resistance in industrial environments
Controlled lots with full mining-origin traceability

Specifications

Dimensions and standards

Gold Wire — Specifications
Diameter	Ø 0.01–2 mm
Packaging	Standard spools or cut to length
Purity	Au ≥ 99.99% (4N)
Condition	Soft annealed (suitable for bonding)
Standard	IEC 60738 (wire bonding)
Certificate	ICP-MS analysis / X-ray fluorescence

IEC 60738
RoHS 2
REACH

Industrial uses

Applications

Integrated-circuit wire bonding (chip-to-substrate) by thermocompression
Contact soldering in SMD resistors and precision capacitors
Spring contacts and springs for electronic connectors
Contact coating and technical jewellery requiring high reliability
Calibration and reference standard for spectrometric analysis

Same material

Sheets

e 0.025–2 mm · 4N

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Anodes

For electroplating and PVD

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Discs / Targets

Sputtering PVD · 4N

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Gold Wire

Dimensions and standards

Applications

Other formats of Gold

Sheets

Anodes

Discs / Targets

Request your quote for Gold Wire