Rotary Retorts
2Pages

ELECTRIC OR GAS 1 TEMPI Avouable in 900F and 1200 F modeis. the roary drum tempertng furnace is designed to complment the rolory retort hardening furnace. The draw-empering furnace ls sized equai to or targef tnan the hardenlng furnace. since the draw-tempertng cycles are usuolly somewhat longer Design eonsulci-.it oiis RE TORTThe 30Vnnch-cJiameter fabncareddrum utfczes an intgrai OTtvey*>g screw wtn deep f itghts to c reare a large wofkrng volume. The furnace (s tilted to enhance the flow o* product and, consquent*/, the productrvity ot the retort AIR FLOWSquirrei^cage fans are used to tc*ce heated a»r around and through the reton. Each end of the retort has a ser»es o问 aur ftow openings to permrt air to pass through the reflon and mix with the product as it is tumtfed As the heated a*r ffcws counte* to the product. an optmgm unjlormrfy and heatmg rate concMion «s otoained BURN[R lOfl HCATOAJft OW 6as FIMO HOOCL fis ELICϏPUC HOTffl FOU HEATED M OH ELECTMC MO«L POWER OUMP GATEA pneumaicaity powered dump gעte m the drop chute opens tw»ce per drum rvolution to d»scharge the product. while rnaintairong an air seai the balance ot the tme When an oil coating or water puench tank ts used totkwog the draw. the dump gale is not used. sjnce the l»qod evei torms the air seal 鮯o the dropchuie The Heat Technology Company

Standard fcaturc* MECHANICAl ■ Fabncatod rotort wth intgral toad-convey*ng screw. ■ 6-incn higMamperalure tiock-type msulatxyv ■ Stooi internai iring of turnace and oombus啕on chambe* 900 Faiurrwvzed Steel l20CrF-staniess steei ■ Siamless steel air-arculatmg sqmrre4*cage fans with direcbonal now battes {Sngle fan on the 100-RD) ■ Load chute feeOer rnechantsm. ELECTRICAL ■ Retort <*tvo mecharwi wnh vanatto-spoed DC motor contr״ler Kx preos« control of rtention urne over a range o*30to120rranut*s ■ Motor starters. ■ Control and motor sub-orcufl breakers ■ Control panel, floor-standing ■ Fumace...