Press Release Summary:
Suited for heat treating and high temperature testing applications, No. 871 features 650,000 BTU/hr installed in 3 modulating natural gas burners with floor-mounted combustion air blower. Unit's 7 in. insulated walls are comprised of 5 in. of 2,300Â°F ceramic fiber and 2 in. of 1,700Â°F block insulation, while 6Â½ in. floor insulation is made of 4Â½ in. of 2,300Â°F firebrick and 2 in. of 1,900Â°F block insulation. Workspace dimensions are 30 in. wide x 48 in. deep x 30 in. high.
Original Press Release:
2000°F Gas-Heated Box Furnace
No. 871 is an electrically-heated 2000°F(~1093.3°C) gas-heated box furnace from Grieve, currently used for heat treating and high temperature testing. 650,000 BTU/HR are installed in three modulating natural gas burners with a floor mounted combustion air blower. Workspace dimensions are 30" wide x 48" deep x 30" high.
The unit has 7" insulated walls comprised of 5" of 2300°F ceramic fiber and 2" of 1700°F block insulation. The 6½" floor insulation is made of 4½" of 2300°F firebrick and 2" of 1900°F block insulation. The plate hearth is made of firebrick and is supported by firebrick piers.
Controls onboard No. 871 include a Partlow MRC 7000 recording and programming temperature controller and an electrically-operated vertical lift door.
For more information, please contact: THE GRIEVE CORPORATION, 500 Hart Road, Round Lake, Illinois 60073-2835 USA. Phone: (847) 546-8225. Fax: (847) 546-9210. Web: www.grievecorp.com. Email: email@example.com. Attention: Frank Calabrese.