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The Grieve Corp., Round Lake, Ill., recently announced that its 2000°F gas-heated furnace—No. 862—used for preheating molds includes 750,000 BTU/HR installed in four modulating natural gas burners with a floor-mounted combustion air blower. Workspace dimensions are 36" wide x 48" deep x 36" high.
The unit has 7"-thick insulated walls, comprised of 5" of 2300°F ceramic fiber and 2" of block insulation. The 7" floor insulation contains 4½" of 2300°F firebrick and 2½" of block insulation, according to a Grieve news release issued Jan. 16.
Controls onboard No. 862 include an automatic door switch to drive burners to low fire when the door is opened, as weel as an air-operated vertical lift door. All safety equipment required by the IRI, FM and the National Fire Protection Association Standard 86 for gas-heated furnaces is also included.For more information, please contact Grieve at sales@grievecorp.com.
Related Glossary Terms
- preheating
preheating
Heating before some further thermal or mechanical treatment.
