Tag Archives: heat treating various components

Specially-modified High-temperature Walk-in Oven from Grieve

No. 902 is an electric, high-temperature walk-in oven with a maximum operating temperature of 850°F.  Specially modified with rollout shelving, it is currently in use heat treating various components at a customer’s facility.  100 kW total are installed in Incoloy sheathed tubular heating elements, while a 10,000 CFM, 7-1/2-HP recirculating blower provides combination airflow to the workload.

This oven has overall workspace dimensions measuring 72”W x 78”D x 78”H, with a top-mounted heating chamber, aluminized steel interior and exterior, plus 3 (three) rollout steel shelves, each 60”W x 72”L, rated for 400 lb. Loads.  8” thick oven walls comprise 2” of 1900°F block and 6” of 10 lb./cf density rockwool insulation.

Grieve No.902 features inner and outer door gaskets.  The inner gasket seals directly against the door plug, while the outer gasket seals against the front face of the oven.  Both doors are equipped with expansion joints on the inner face to guarantee uniform sealing at all operating temperatures.

Oven controls include a digital programming and recording temperature controller, manual reset temperature controller with separate contactors, recirculating blower airflow safety switch and SCR power controller.

For more information, please contact:

THE GRIEVE CORPORATION
500 Hart Road
Round Lake, IL  60073-2898
Phone:  (847) 546-8225
Fax:  (847) 546-9210
Web:  www.grievecorp.com
Email:  sales@grievecorp.com
Attention:  Frank Calabrese, VP