Type AuR gold ribbon bonding wire fabricated to 4N specs

TANAKA PRECIOUS METALS  Type AuR Gold Ribbon Bonding Wire is fabricated to 4N specifications with 99.99% purity using a dry process. Sizes range from 12.7µm to 50µm thickness, and widths range from 25µm to 250µm wide. Product is typically packaged on 2-inch high-purity ribbon spools with lengths up to 100 meters. Firm’s proprietary process uses no lubrication oils during fabrication, thus providing the benefits of improved corrosion resistance and no material build-up during bonding. Product is produced using a rolled process with stress relief. The edges are smooth without sharp corners, providing good surface smoothness that enables a stable bonding process.