304、316系列奧(ao)氏體不銹(xiu)鋼常用于制造與人們生活密切相關的不銹鋼(gang)餐廚具,如制造大型廚房設備、家電、刀具、餐具、洗碗機、豆漿機、微波爐、熱水器、烤爐、水槽、冰箱、水杯等產品。


  304不銹鋼在廚房行業廣泛應用,其優異的成型性能使水槽的多樣化設計成為可能。與早期的陶瓷水槽相比,不銹鋼雙槽、一體排水槽等都極為便利,而且比塑料復合材料更耐熱和耐損傷,能夠經受住最有腐蝕性食物的腐蝕和多年的粗糙清洗,因而得到廣泛使用。它也補充了操作臺面的顏色或設計,因此不銹鋼現已成為商業和家庭炊具的主要材料。尤其是304型號的不銹鋼大量地替換了諸如瓷磚、鋁和塑料復合板等材料,因為它們抗熱、不易損壞,并能保持清潔,如圖B.1所示。


B.1.jpg


  304不(bu)銹鋼在食(shi)(shi)(shi)(shi)品(pin)(pin)(pin)(pin)行(xing)業使用(yong)(yong),雖然通(tong)常食(shi)(shi)(shi)(shi)品(pin)(pin)(pin)(pin)成(cheng)(cheng)品(pin)(pin)(pin)(pin)酸(suan)堿度(du)適中(zhong),但在整個生(sheng)產(chan)過(guo)程(cheng)中(zhong),可能存在強(qiang)酸(suan)強(qiang)堿環境(jing)。部(bu)分(fen)食(shi)(shi)(shi)(shi)品(pin)(pin)(pin)(pin)成(cheng)(cheng)品(pin)(pin)(pin)(pin)中(zhong),含(han)(han)較(jiao)多(duo)的食(shi)(shi)(shi)(shi)鹽(yan)(yan)成(cheng)(cheng)分(fen),或(huo)在加工(gong)過(guo)程(cheng)中(zhong)要(yao)(yao)接觸到(dao)食(shi)(shi)(shi)(shi)鹽(yan)(yan)溶液。為了除去(qu)(qu)果蔬(shu)上的殘留農藥,可能要(yao)(yao)用(yong)(yong)稀鹽(yan)(yan)酸(suan)浸泡。果蔬(shu)化(hua)(hua)(hua)學去(qu)(qu)皮法用(yong)(yong)氫(qing)氧化(hua)(hua)(hua)鈉或(huo)氫(qing)氧化(hua)(hua)(hua)鉀,且要(yao)(yao)用(yong)(yong)鹽(yan)(yan)酸(suan)中(zhong)和。柑桔去(qu)(qu)囊農時,用(yong)(yong)到(dao)燒堿、鹽(yan)(yan)酸(suan)、硫(liu)酸(suan)等溶液;鹽(yan)(yan)酸(suan)濃度(du)達(da)10%,溫度(du)達(da)80℃。硫(liu)酸(suan)濃度(du)用(yong)(yong)到(dao)15%,溫度(du)達(da)80℃。水果凍前加二氧化(hua)(hua)(hua)硫(liu)等添加劑(ji),以延緩氧化(hua)(hua)(hua)作用(yong)(yong)。果蔬(shu)抽(chou)空排氣時放入食(shi)(shi)(shi)(shi)鹽(yan)(yan)溶液。青(qing)豆用(yong)(yong)鹽(yan)(yan)水進行(xing)浮(fu)選。罐(guan)頭食(shi)(shi)(shi)(shi)品(pin)(pin)(pin)(pin)中(zhong)用(yong)(yong)食(shi)(shi)(shi)(shi)鹽(yan)(yan)作添加劑(ji)。醬及醬油(you)食(shi)(shi)(shi)(shi)品(pin)(pin)(pin)(pin)中(zhong)含(han)(han)有(you)大(da)量食(shi)(shi)(shi)(shi)鹽(yan)(yan)成(cheng)(cheng)分(fen)。腌制食(shi)(shi)(shi)(shi)品(pin)(pin)(pin)(pin)時腌制劑(ji)有(you)食(shi)(shi)(shi)(shi)鹽(yan)(yan)、硝(xiao)酸(suan)鈉、亞(ya)硝(xiao)酸(suan)鈉、磷酸(suan)鹽(yan)(yan)等。因此,根據(ju)不(bu)同品(pin)(pin)(pin)(pin)種及不(bu)同生(sheng)產(chan)工(gong)藝,選用(yong)(yong)合(he)適的不(bu)銹鋼材料(liao)及加工(gong)方法是非常必要(yao)(yao)的,稍有(you)疏忽,機械設(she)備(bei)在使用(yong)(yong)過(guo)程(cheng)中(zhong)就(jiu)有(you)銹蝕的危險。不(bu)銹鋼在食(shi)(shi)(shi)(shi)品(pin)(pin)(pin)(pin)加工(gong)與餐廚具(ju)應(ying)用(yong)(yong)與對應(ying)設(she)備(bei)選擇如表B.1所示。


表 B.1.jpg