The flexibility of a car bottom furnace makes it a popular choice for processes that require the handling of batches, large and unusual shaped pieces, or multiple configuration loads. The ability to load with an overhead crane, forklift or other methods provides options that make this type of furnace a common choice. This car bottom furnaces can be designed to operate at low temperatures for tempering processes as well as higher temperature annealing and even higher temperature reheating or forging. Our experience in providing these furnaces is unsurpassed. With our Nutec Bickley experience, along with the acquisition of Olson Industries, we have more than 1000 references in car bottom furnace installations. Seal the car perimeter to the inside chamber With these furnaces one of the key features is the ability to seal the boogie car perimeter to the inside chamber. Our designs include fiber lifting seals that are actuated by pneumatic cylinders and mechanical means that provide a good seal to minimize cold air infiltration and heat losses that might otherwise cause wear and thermal damage to the substructure.