Grieve’s No. 1006 electrically heated 350°(~177°C) gravity roller design, conveyorized tunnel oven is currently used for drying precipitate in pans. This Grieve oven features 4-inch insulated walls, aluminized steel interior and exterior and a gravity roller conveyor with 1.9-inch diameter rollers on 6-inch centers. It also includes a 4-foot long open loading zone, 19-foot long insulated heat zone and 4-foot long open uploading zone. Additionally, controls on No. 1006 include a digital indicating temperature controller, manual reset excess temperature controller with separate control contactors, recirculating blower airflow safety switch and NEMA 12 control enclosure with fused disconnect.