No. 970 is a 500ºF (260ºC) electrically-heated, Class 100 cleanroom oven from Grieve, currently used for a variety of heat processings such as sterilising, depyrogenation, curing and drying workloads at the customer’s facility. Workspace of this unit measures 36”W x 42”D x 66”H. 30KW are installed in Incoloy-sheathed tubular elements to heat the oven, while a 2400CFM, 3-HP recirculating blower provides horizontal airflow to the workload.
This Grieve cleanroom oven features 4” thick insulated walls throughout, aluminised steel exterior, Type 304 2B-finish stainless steel interior with continuously backwelded seams, exterior finished with white epoxy paint, #4 brushed finish stainless steel door and control panel face. The unit includes a 4” insulated floor with removable truck wheel guide tracks.
In addition, No. 970 has a 325CFM stainless steel powered forced exhauster, two 24” x 30” x 12” thick stainless steel high-temperature HEPA recirculating air filters, digital indicating temperature controller, manual reset excess temperature controller with separate contactors, recirculating blower airflow safety switch and a 10” diameter circular chart recording temperature controller.