Grieve 500ºF Electric Walk-In Batch Oven

No. 993 is a 500ºF (~260ºC) electric walk-in batch oven from Grieve, currently used for curing various elastomeric and thermoplastic parts at the customer’s facility. Workspace of this unit measures 48” W × 96” D × 72” H. 45 kW are installed in Incoloy-sheathed tubular elements to heat the oven, while a 6,000-cfm, 5-hp recirculating blower provides horizontal airflow across the workload. 

This Grieve walk-in oven has 4” insulated walls throughout, aluminized steel exterior and interior, 2” insulated floor with built-in truck wheel guide tracks, exhaust hood over the oven doors equipped with an 18” diameter tubeaxial fan driven by a 3/4-hp motor and an integral door switch to start the hood fan when the doors are opened, then shut down the fan when the doors are closed. 

No. 993 also provides many added safety features, including a 325-cfm powered forced exhauster, digital indicating temperature controller, manual reset excess temperature controller with separate contactors, recirculating airflow safety switch, 10” diameter circular chart recorder and a 30-hour oven shutdown timer.