ALPHA Solder Spheres are designed for BGA, CSP, and Flip Chip wafer bumping applications. ALPHA Solder Spheres are available in a wide range of lead-free, tin-lead, high-lead, low-silver, and custom alloys in a variety of common diameters. ALPHA Solder Spheres are made to the highest quality control standards to assure consistent sphere size, uniformity and alloy content.