304、316系列奧(ao)氏(shi)體(ti)不銹鋼常用于制造與人們生活密切相關的不銹鋼餐廚具,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(gang)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(gang)在(zai)食(shi)(shi)(shi)(shi)品(pin)(pin)行(xing)業使用(yong),雖然通常食(shi)(shi)(shi)(shi)品(pin)(pin)成(cheng)品(pin)(pin)酸(suan)堿度(du)適中,但在(zai)整個生產過程(cheng)(cheng)(cheng)中,可能存在(zai)強酸(suan)強堿環境。部分食(shi)(shi)(shi)(shi)品(pin)(pin)成(cheng)品(pin)(pin)中,含較多的食(shi)(shi)(shi)(shi)鹽(yan)(yan)(yan)成(cheng)分,或(huo)在(zai)加工(gong)(gong)過程(cheng)(cheng)(cheng)中要接觸到(dao)食(shi)(shi)(shi)(shi)鹽(yan)(yan)(yan)溶(rong)液。為了除去果蔬上(shang)的殘留(liu)農藥,可能要用(yong)稀鹽(yan)(yan)(yan)酸(suan)浸泡。果蔬化(hua)(hua)(hua)學去皮(pi)法用(yong)氫氧化(hua)(hua)(hua)鈉或(huo)氫氧化(hua)(hua)(hua)鉀(jia),且要用(yong)鹽(yan)(yan)(yan)酸(suan)中和。柑桔去囊農時(shi)(shi),用(yong)到(dao)燒堿、鹽(yan)(yan)(yan)酸(suan)、硫(liu)酸(suan)等(deng)溶(rong)液;鹽(yan)(yan)(yan)酸(suan)濃(nong)度(du)達10%,溫(wen)度(du)達80℃。硫(liu)酸(suan)濃(nong)度(du)用(yong)到(dao)15%,溫(wen)度(du)達80℃。水果凍前加二氧化(hua)(hua)(hua)硫(liu)等(deng)添加劑,以(yi)延(yan)緩氧化(hua)(hua)(hua)作用(yong)。果蔬抽空(kong)排氣時(shi)(shi)放入食(shi)(shi)(shi)(shi)鹽(yan)(yan)(yan)溶(rong)液。青(qing)豆用(yong)鹽(yan)(yan)(yan)水進行(xing)浮(fu)選。罐頭食(shi)(shi)(shi)(shi)品(pin)(pin)中用(yong)食(shi)(shi)(shi)(shi)鹽(yan)(yan)(yan)作添加劑。醬及(ji)醬油食(shi)(shi)(shi)(shi)品(pin)(pin)中含有(you)大量(liang)食(shi)(shi)(shi)(shi)鹽(yan)(yan)(yan)成(cheng)分。腌(a)制食(shi)(shi)(shi)(shi)品(pin)(pin)時(shi)(shi)腌(a)制劑有(you)食(shi)(shi)(shi)(shi)鹽(yan)(yan)(yan)、硝酸(suan)鈉、亞硝酸(suan)鈉、磷(lin)酸(suan)鹽(yan)(yan)(yan)等(deng)。因此,根據(ju)不(bu)同(tong)品(pin)(pin)種及(ji)不(bu)同(tong)生產工(gong)(gong)藝,選用(yong)合適的不(bu)銹鋼(gang)材(cai)料及(ji)加工(gong)(gong)方法是非常必要的,稍(shao)有(you)疏忽,機械設(she)備(bei)在(zai)使用(yong)過程(cheng)(cheng)(cheng)中就有(you)銹蝕的危險。不(bu)銹鋼(gang)在(zai)食(shi)(shi)(shi)(shi)品(pin)(pin)加工(gong)(gong)與(yu)餐廚具(ju)應用(yong)與(yu)對應設(she)備(bei)選擇如表(biao)B.1所(suo)示(shi)。


表 B.1.jpg