Admired for its lightweight, high strength to weight ratio, high corrosion resistance, high thermal and electrical conductivity, and ease of machinability, aluminum is often referred to as “the wonder metal” and is considered the ideal material choice for a variety of today’s critical applications. Castle’s broad selection of aluminum is available in cold finished and extruded rod and bar, wrought and cast plate, pipe and tubing, and sheet. We can provide material in a myriad of standard sizes, or custom processed to meet your specific requirements.