Dillman Equipment manufactures and markets a range of asphalt plant equipment. The company provides air pollution control systems, asphalt storage tanks, transfer conveyors and plant controls. It offers drag slat components, air cylinders, and dryer and drum shell replacements. Dillman Equipment s product line also includes rotary airlocks flighting systems, and bags and cages. The company provides heavy-duty inclined belt conveyors for portable, skid mount and stationary plants. In addition, it offers fuel-efficient drying components and dust handling systems. Dillman Equipment s transfer conveyors support roller chains with reinforced hardened slats, segmented sprockets, and fixed and floating idlers. The company is a part of Astec Industries, which designs, engineers and manufactures equipment and components for road building and related construction activities.