Gold-Based Solder Preforms

What is Gold-Based Solder Preform? 

Gold-based solder preform is a precisely shaped solder piece made from gold alloys, widely used for joining components in high-reliability applications. It offers excellent thermal and electrical conductivity, outstanding corrosion resistance, and superior hermetic sealing performance.

Alloy Options

Custom Shapes & Dimensions

Available in standard and custom shapes like discs, rectangles, rings, and ovals.

Designed to fit various packaging and automated assembly needs.

Applications 

Gold-based solder preforms are widely used in fields requiring high reliability and precision. 

Typical applications include semiconductor packaging, laser diode and photonic device assembly, medical implants, aerospace electronics, and hermetically sealed components.

Automatic Feeding Solutions

Automated and precise delivery of solder preforms to improve efficiency, consistency, and throughput in high-volume production.

(a) Tape and Reel Package (b) Waffle Tray Package (c) Plastic Tape Package (d) Blue Film Package

Quality Control Highlights

• High-Purity Raw Materials
  Solder alloys are made with high-purity gold and alloy elements for reliability.

• Full Material Traceability
  All batches are tracked to ensure consistent quality and avoid contamination.

• Alloy & Melting Point Testing
  Each batch is tested for composition and melting point accuracy.

• Performance Verification
  Key properties like wettability, conductivity, and hermeticity are evaluated.

• Clean Processing & Visual Check
  Produced in cleanroom conditions with inspection of surface and dimensions.

• Standard Sampling Procedure
  Inspections follow GB/T2828 S-3 for balanced quality control.