Gas-Heated Box Furnace operates at 2,000°F.
Gas-Heated Box Furnace operates at 2,000°F. |
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December 28, 2005 -
With workspace dimensions of 72 x 36 x 48 in., No. 939 is heated by 700,000 BTU modulating natural gas burners with floor-mounted combustion air blower. Insulated walls are made with 5 in. of 2,300°F ceramic fiber and 2 in. of 1,700° ceramic fiber. Measuring 7 in. thick, floor comprises 4½ in. 2,300°F firebrick and 2½ in. 1,900°F block insulation. Furnace includes manually operated vertical lift door, digital temperature controller, and fused disconnect switch.
(Archive News Story - Products mentioned in this Archive News Story may or may not be available from the manufacturer.)
Original Press release
Grieve Corporation, The
500 Hart Rd.
Round Lake, IL, 60073-2898
USA
2000°F Gas-Heated Box Furnace
No. 939 is a 2000°F gas-heated box furnace from Grieve, currently used for preheating metals prior to forging. Workspace dimensions measure 72"Wx36"Dx48"H. 700,000 BTU, installed in two modulating natural gas burners with a floor-mounted combustion air blower, heat the unit.
This Grieve furnace features 7" insulated walls made with 5" of 2300°F ceramic fiber and 2" of 1700°F ceramic fiber. The 7" floor comprises 4-1/2" of 2300°F firebrick and 2-1/2" of 1900°F block insulation. A firebrick plate hearth is supported by firebrick piers. The unit has a manually-operated vertical lift door.
No. 939 also includes a digital indicating temperature controller, manual reset excess temperature controller with separate contactors and a fused disconnect switch.
For more information, please contact: THE GRIEVE CORPORATION, 500 Hart Road, Round Lake, Illinois 60073-2898 USA. Phone: (847) 546-8225. Fax: (847) 546-9210. Web: www.grievecorp.com. Email: sales@grievecorp.com. Attention: Frank Calabrese.
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