aw99AW-99 (99.99% pure) provides the hhest strength and modulus 4N wire in the market This gold bonding wire is a broad performing alloy with mechanical properties comparable toDownload scientific diagram | Typical 1st bond SEM images of the AW99 wire at 50µm pad pitch. from publication: Development of New Ultra-hh Stiffness Gold Bonding Wire | Driven by