Electric Walk-In Oven Heats Molds at Customer’s Facility
Workspace of Grieve’s jumbo unit is 13’W x 28’D and over 7’H.
Posted: January 22, 2020
No. 976 is a 500ºF (~260ºC) electrically-heated jumbo walk-in oven from Grieve, currently used for heating molds at the customer’s facility. Workspace of this unit measures 13’W x 28’D x 7’6”H. 360KW are installed in Incoloy sheathed tubular elements to heat the oven, while 49,000CFM from two 20HP recirculating blowers provide a combination airflow to the workload.
This Grieve jumbo walk-in oven features 4” thick insulated walls, removable top-mounted heat chamber (shown in the right foreground of the attached photo), aluminized steel interior and exterior, door seals eliminated and doors equipped with drag seals, plus the unit was constructed to split into four sections for shipment to the customer’s location.
Oven controls on No. 976 include a 13,500CFM powered forced exhauster (shown in the left foreground of the attached photo) and other safety equipment required to handle up to two gallons of flammable solvent at 370ºF (~188ºC). Also onboard are a digital programming temperature controller, SCR power controller and motorized dampers on the intake and exhaust for accelerated cooling and rapid purging. This Grieve jumbo walk-in was built to NEMA 12/NFPA 79 electrical standards.
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