The Voice of the Finishing Industry since 1936

  • PF Youtube
  • PF Facebook
  • PF Twitter
  • PF LinkedIn

Grieve Furnace Heat Treats Turbine Components

Facebook Share Icon LinkedIn Share Icon Twitter Share Icon Share by EMail icon Print Icon

No. 1039 is designed for inert atmosphere, heavy duty heat treatment.


Facebook Share Icon LinkedIn Share Icon Twitter Share Icon Share by EMail icon Print Icon

Grieve’s No. 1039 is a 2,000°F (1,093°C), inert atmosphere, heavy duty furnace used for heat treating turbine components. With workspace dimensions of 36 × 60 × 36, it features 73 kW installed in ICA wire coils supported by vacuum-formed ceramic fiber on all interior surfaces, including the door and beneath the hearth. It also has a roof-mounted, heat-resisting alloy circulating fan powered by a 1-hp motor with V-belt drive, water-cooled bearings and an inert atmosphere shaft seal. The furnace has 9”-thick insulated walls comprised of 5”of 2,300°F ceramic fiber and 4” of 1,900°F block insulation; 8 ½” floor insulation comprised of 4 ½” of 2,300°F firebrick and 4” of 1,900°F block insulation. Other features include ¼” plate exterior reinforced with structural steel; ½” steel face plate at doorway with air-operated vertical lift door. Inert atmosphere construction includes continuously welded outer shell, high-temperature door gasket, sealed heater terminal boxes, inert atmosphere inlet, inert atmosphere outlet, inert atmosphere flow meter and manual gas valve. Controls include a digital programming temperature controller, manual reset excess temperature controller with separate contactors, paperless event recorder and SCR power controller.


Grieve No. 1039 inert atmosphere furnace.
Grieve No. 1039 inert atmosphere furnace.


  • Measuring the Surface Area of Fasteners

    How do you measure the surface area of a threaded fastener? How much coating would you put on it? How thick of a coating? What about non-threaded fasteners? The U.S. Department of Agriculture’s Forest Service, of all people, may have come up with the solution for those pondering how to coat sometimes-difficult small pieces using computer imaging and software to compute the area.

  • 2020 Vision: The Future of Coatings

    The year 2020 will be here before you know it, signaling the beginning of a new decade and bringing changes to the world as we know it.

  • Touching Up: Selective Brush Plating in the Field

    Selective brush plating is much more than just a touch-up repair process. Hundreds of applications are using the selective brush plating process to provide surface enhancement coatings to aircraft OEM applications.