Grieve’s No. 946 is a 1,000°F, electrically heated, vertical-airflow walk-in oven currently used for curing coatings on titanium screens. Workspace dimensions measure 72" × 156" × 96". Power is provided by 360 kW installed in Incoloy-sheathed tubular heating elements, while a 24,500-cfm, 20-hp recirculating blower provides vertical downward airflow to the workload.
The oven features 8" insulated walls; a Type 304L, 2B-finish stainless steel interior; a stainless steel exterior with a #4 brushed finish; and a 6" insulated floor with integral truck wheel guide tracks for easy loading and unloading. An inner door gasket seals against the door plug, while an outer gasket seals directly against the front of the oven. A removable, top-mounted heat chamber is also provided.
No. 946 also features a digital programming temperature controller; manual-reset, excess temperature controller with separate contactors; recirculating blower airflow safety switch; and SCR power controller.
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