July 1, 2016

No. 866 is a 550° (288°C) belt conveyor oven from Grieve, currently used for heat treating coiled spring steel at the customer’s facility. Workspace dimensions of this oven measure 18″ W x 20′ D x 15″ H. 60 KW are installed in Nichrome wire heating elements to heat the oven, while a 4200 CFM, 3 HP recirculating blower provides vertical downward airflow to the workload.

The oven travel comprises an 1-1/2′ long open belt loading zone, 20′ long insulated heat zone with recirculated airflow, 1′ long open zone, plus a 12′ long cooling zone and an 1-1/2′ long open unloading zone.

This Grieve belt conveyor oven features 4″ insulated walls, aluminized steel exterior and stainless steel interior. Two 12″ diameter tubeaxial fans, each driven by a 1/2 HP motor, push/pull air through cooling zone and a 12″ wide, 1/2″ x 1/2″ high carbon steel flat wire conveyor belt with 1/3 HP motor drive, variable from 16 to 44 inches per minute, are also onboard the oven.

Controls on the No. 866 include a 10″ diameter circular chart recording temperature controller and a manual reset excess temperature controller.

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: Email: [email protected].