1000°F Top Loading Oven from Grieve

February 6, 2018

No. 895 is a 1000°F (538°C) top loading oven from Grieve, currently used for curing composite materials in large molds. Workspace dimensions of this oven measure 168” wide x 48” deep x 48” high. 120 KW are installed in lncoloy sheathed tubular heating elements, while a 12500 CFM, 10-HP recirculating blower provides horizontal airflow.

This Grieve top-loading oven features 8” thick insulated walls comprised of 2” of 1900°F block and 6” of 10 lb./cf density rockwool. Other features include aluminized steel exterior, Type 304, 2B finish stainless steel interior, reinforced ¼” steel plate top, air-operated rear hinged door, and wear bars at sides of workspace. Floor of workspace is reinforced for 4000 lbs. loading at removable stainless steel subway grates. Oven also features 325 CFM powered forced exhauster and access ports to allow monitoring of mold during injection.

Controls on No. 895 include a digital programming temperature controller, manual reset excess temperature controller with separate contactors, recirculating blower airflow safety switch, and SCR power controller.