Carbon & graphite machining; mfr. hot press dies, heating elements, etc. Acoustical insulation, Non thermal insulation sleeving, Heat Shields, Commercial water heaters, Ceramic fiber heaters, Cartridge heaters, Band heaters, Heater elements, Induction heaters, Doors for heating equipment, Boiler or heater ignitor, Burners, Plate heat exchanger, Shell and tube heat exchanger, Radiators