PHOTOGRAPH 835
MODEL B1-1200 HIGH TEMPERATURE WALK-IN OVEN, Serial No. 420066
for heat treating steel parts

-maximum operating temperature: 1200°F
-workspace dimensions: 48" wide x 72" deep x 72" high
-120 KW installed in Incoloy sheathed tubular heating elements
-10,000 CFM, 7-1/2 HP recirculating blower providing combination airflow
-10" thick insulated walls comprised of 2" of 1900°F block and 8" of 10 lb. density rockwool
-aluminized steel exterior
-16 ga. stainless steel interior
-325 CFM powered forced exhauster
-digital indicating temperature controller
-manual reset excess temperature controller with separate contactors
-recirculating blower air flow safety switch
-Partlow Versa, 4 pen, circular chart recorder
-7" insulated floor with truck wheel guide tracks