Unobtainium is the metal at the top of every Naval Architect’s wish list. It’s a perfect marine material; light, strong, stiff yet flexible—it’s as inert as gold, but costs only pennies per pound. Sadly, like the search for El Dorado, this metal quest remains more alchemy than chemistry. For now, aluminum, especially the alloy 6061-T6, […]
If you are like us, you may feel strangely guilty about leaving a mast up during winter storage. In our case, it is probably those old wooden spar days calling. Ideally, wooden spars need to come down and be sheltered and coddled at regular intervals. Aluminum masts really don't, and the sky is actually a decent place to store them.