Belt Conveyor Oven for Heat Treating Springs
The No. 831 oven from Grieve has a 12 in long open belt loading zone, 54 in long insulated heat zone with recirculated airflow, 12 in long open unloading zone and 10 in wide, 0.041 in high carbon steel woven wire conveyor belt with 1/40 hp motor variable speed drive.
Posted: July 21, 2018
No. 831 is a 950 deg F (510 deg C), belt conveyor oven from Grieve Corporation (Round Lake, IL) that is currently used for heat treating springs at a customer facility. Workspace dimensions of this oven measure 14 in W x 54 in D x 3 in H, with 81,600 Btu/hr installed in a modulating infrared natural gas burner to heat the oven chamber, while a 250 CFM, 1/3 hp recirculating blower provides vertical downward airflow to the workload. This oven has a 12 in long open belt loading zone and a 54 in long insulated heat zone with recirculated airflow. Features include a 12 in long open unloading zone and a 10 in wide, 0.041 in high carbon steel woven wire conveyor belt with 1/40 hp motor variable speed drive.
Additional features include 4 in thick insulated walls comprising 2 in of 1,990 deg F block and 2 in of 10 lb/cf density rockwool, and an aluminized steel interior and exterior. The oven is equipped with safety equipment required by IRI, FM and National Fire Protection Association Standard 86 for gas-heated equipment, including a 130 CFM 1/3 hp powered forced exhauster. Controls on the No. 831 include a digital indicating temperature controller.
Grieve Corporation, 500 Hart Road, Round Lake, IL 60073-2835, 847-546-8225, Fax: 847-546-9210, [email protected], www.grievecorp.com.
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