Scott Sevcik, Aerospace and Defense Business Development Manager for Stratasys, gave EAS IX participants a look into the most advanced aircraft manufacturing techniques currently available, and what might be possible in the near future. Traditional manufacturing techniques have relied on subtractive techniques, starting with an aluminum billet, for instance, and sawing, filing and sanding away anything that doesn’t belong on the finished part. Anyone who’s worked in a shop knows the barrels and buckets of metal shavings that fill up quickly. What if there were no materials to be recycled at the end of a production run? Additive manufacturing (AM) is a way to produce parts that grow during the process, and that don’t leave much, or any, debris afterward. Scott explained that a namesake, S. Scott Crump, invented fused deposition modeling (FDM), the 3D printing process on which most desktop 3D printers rely. He also founded Stratsys, Ltd. in 1989 with his wife Lisa. He explained the Stratasys acquired …