PHOTOGRAPH 872
MODIFIED MODEL ID-1000 INERT ATMOSPHERE OVEN, Serial No. 770013
for annealing copper foil parts

-maximum operating temperature: 1000°F
-workspace dimensions: 36" wide x 48" deep x 36" high
-36 KW installed in Incoloy sheathed tubular heating elements
-2000 CFM, 2 HP recirculating blower providing universal airflow
-8" thick insulated walls comprised of 2" of 1900°F block and 6" of 10 lb./cf density rockwool
-aluminized steel interior and exterior
-inert atmosphere construction including pressure regulator, flow meter, pressure gauge, internal high temperature gasket, all welded expansion connection in doorway throat, air jacket on inner oven for cooling, 1/2 " thick cellular silicone rubber atmosphere seal, blower shaft seal, positive latching door hardware, adjustable offset door hinges, outlet with pressure relief, interior seams welded gas-tight, all wall penetrations fitted with compression fittings
-975 CFM blower with automatic dampers to pull air through air jacket on inner oven for cooling
-Partlow MCR 7000 recording and programing temperature controller
-structual steel base to raise roller rails to 20" loading height
-fused disconnect switch
-roller rails on bottom of workspace for 2000 lb. load
-quick purge system including 1200 SCFH flow meter and solenoid to open outlet