Tag Archives: No. 964

1000ºF ELECTRIC INERT ATMOSPHERE OVEN

No. 964 is an electrically-heated, 1000ºF (~538ºC) inert atmosphere oven from Grieve, currently used for bluing steel at the customer’s facility.  Workspace dimensions measure 24” W x 24”D x 36”H.  18KW are installed in Incoloy sheathed tubular elements to heat the unit, while a 750 CFM, 3/4-HP recirculating blower motor provides horizontal front-to-rear airflow to the workload.

This Grieve inert atmosphere oven features 8” thick insulated walls comprising 2” of 1900ºF block and 6” of 10 lb/cf density rockwool, aluminized steel exterior and Type 304, 2B stainless steel interior with continuously backwelded seams.  Special construction features for inert atmosphere use with the customer’s steam boiler include a pressure gauge, internal high-temperature gasket, all-welded expansion connection in doorway throat, air jacket on the inner oven for cooling, 1/2” thick cellular silicone rubber atmosphere door seal, blower shaft seal, positive door latching hardware, adjustable offset door hinges, outlet with pressure relief, all interior seams welded gas-tight and all wall penetrations fitted with compression fittings.  An integral oven leg stand is also provided.

Controls on No. 964 include a digital programming temperature controller, manual reset excess temperature controller with separate contactors, recirculating blower airflow safety switch, 10” diameter, 2-pen circular chart temperature recorder, SCR power controller and fused disconnect switch.

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