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方案一:無接縫設備,盡量排除氧氣
Timothy L. Kent, P.E.,Raque Food Systems公司市場總監
“dangwomentandaohuojiaqiyanchangzhegewenti,yousanfangmiandeyinsubudebukaolv。fulanshishoudangqichongdeyinsu,rouleichanpinjuebunengshoudaowuranhuobianzhi。womenkendingbuxiwangkandaorouleichanpinbiaomianyouxijunshengchang,yinweirenhenengfushirouleidedongxiyekenenghuifushini,bingchanshenghenduoyouhaiwuzhi。 第二個必須考慮的因素是新鮮度,我們希望看到肉類新鮮的顏色。第三個因素是肉類產品的口味,因為我們希望吸引回頭客。”
“在(zai)防(fang)止(zhi)肉(rou)類(lei)產(chan)品(pin)腐(fu)敗(bai)變(bian)質(zhi)的(de)問(wen)題(ti)上(shang),必(bi)須(xu)確(que)保(bao)加(jia)工(gong)設(she)備(bei)在(zai)接(jie)觸(chu)肉(rou)類(lei)的(de)部(bu)件(jian)上(shang)都(dou)保(bao)持(chi)清(qing)潔(jie)。當(dang)然(ran),設(she)備(bei)可(ke)以(yi)用(yong)水(shui)清(qing)洗(xi),但(dan)水(shui)洗(xi)過(guo)的(de)設(she)備(bei)仍(reng)有(you)可(ke)能(neng)含(han)有(you)細(xi)菌(jun),還(hai)會(hui)引(yin)起(qi)細(xi)菌(jun)傳(chuan)播(bo)。因(yin)此(ci)肉(rou)類(lei)加(jia)工(gong)設(she)備(bei)供(gong)應(ying)商(shang)想(xiang)到(dao)了(le)解(jie)決(jue)方(fang)案(an),那(na)就(jiu)是(shi)製(zhi)造(zao)無(wu)接(jie)縫(feng)的(de)設(she)備(bei)。這(zhe)些(xie)為(wei)客(ke)戶(hu)定(ding)製(zhi)的(de)無(wu)接(jie)縫(feng)設(she)備(bei)價(jia)格(ge)比(bi)較(jiao)昂(ang)貴(gui),很(hen)多(duo)用(yong)戶(hu)會(hui)無(wu)法(fa)承(cheng)擔(dan),設(she)備(bei)供(gong)應(ying)商(shang)們(men)又(you)轉(zhuan)而(er)尋(xun)找(zhao)別(bie)的(de)答(da)案(an)。”
“解決方案之一是在超高溫狀態下(180°F)包bao裝zhuang,從cong而er阻zu止zhi細xi菌jun生sheng長chang,但dan這zhe一yi溫wen度du對dui肉rou類lei不bu適shi用yong。如ru果guo你ni加jia工gong的de是shi流liu質zhi產chan品pin,比bi如ru沙sha司si醬jiang,在zai這zhe一yi溫wen度du下xia任ren何he接jie觸chu沙sha司si的de設she備bei都dou是shi安an全quan無wu菌jun的de。生sheng產chan商shang可ke采cai用yong活huo塞sai式shi灌guan裝zhuang係xi統tong,盡jin可ke能neng裝zhuang滿man容rong器qi以yi消xiao除chu氧yang氣qi存cun在zai,然ran後hou加jia注zhu氮dan氣qi完wan全quan排pai除chu容rong器qi內nei的de氧yang氣qi,最zui後hou進jin行xing封feng口kou。由you於yu容rong器qi內nei氧yang氣qi極ji少shao,肉rou表biao麵mian將jiang保bao持chi紫zi色se,容rong器qi被bei打da開kai後hou呈cheng紅hong色se。細xi菌jun可ke以yi在zai蒸zheng汽qi式shi鍋guo爐lu中zhong存cun貨huo,因yin此ci這zhe一yi方fang法fa也ye不bu是shi百bai分fen百bai有you效xiao,但dan在zai實shi踐jian中zhong證zheng明ming,對dui人ren體ti有you害hai的de細xi菌jun能neng通tong過guo這zhe一yi方fang式shi被bei有you效xiao殺sha死si。”
“貨架期很長的肉類產品很少見。作為一個最終消費者,我希望那些肉類零售店能采用這種設備,將肉類的貨架期延長到一周左右。”
方案二:低氧氣調包裝係統
Mark Henry,Henry & Sons Inc.公司副總裁
“氣調包裝(MAP)tongchangdoushigaohanyangliangdexitong,erxianzai,suizhedihanyangliangqitiaobaozhuangxitongdewenshi,rouleideanquanwentihehuojiaqidoudedaolegaijin。zaizheyixinxitongli,yangqidehanliangdadajiangdi,xijundafudubeixiaomie。”
“與業內傳統的高含氧量MAP相比,低含氧量係統阻礙了含脂肪肉類的氧化變質,防止細菌生長,水分流失和氧氣降級。使用低氧MAP係統,肉類貨架期能從21天延長到45天。我們希望這種設備能夠應用到更多的易腐敗產品的包裝上。”
方案三:溫度控製
Aaron L. Brody, Ph.D.,Packaging/Brody Inc.公司總裁兼CEO
“延長肉類貨架期必須要控製溫度,如果在整條供應鏈中保持29°F,就能獲得較長的貨架期。肉類的貨運車溫度也必須得到控製,從叉車到貨架上,溫度都不能高於40°F。這需要資金投入,但銷毀變質肉類產品或生產商搞降價活動也耗費資金。這就是你在選擇包裝設備、材料、結構前必須考慮的問題了。肉類包裝是完整的一個係統。”
“多數肉類產品在零售店內完成包裝,約30%的在工廠內完成,這30%debufengengweiweisheng。gongchangneibaozhuangdechengbenlveweidilian,huojiaqiyegengchangyixie。yinweigongchangneiduiwendudekongzhibichaoshihuolingshoudianhaohenduo。nashengxianxiaobaozhuanglaishuo,bomocaiyongfapaojubenyixicailiao,fuheyicengEVOH阻隔層,采用氣調包裝後進行封口。當然,要延長貨架期有很多種方式,其中最常用的就是高氧包裝,可獲得的貨架期為8-9tian,dangran,zhezhongfangshibixuzaidiwenzhuangtaixiacaiyouxiaoyong。eryanghuatanshiyanchanghuojiaqizuiyouxiaodewuzhi,zhelideyangyongyubaochirouleichanpindeseze。lingyizhongfangshishijiadaeryanghuatanliang,huocongbaozhuangzhongwanquanchouquyangqi。ruguobaozhuangzhongwanquanbuhanyangqi,rouleijiunengbaochizuixinxiandexianhongseze。”
“降低溫度可與高氧或低氧方法同時進行。近年來生產生鮮小包裝的企業紛紛采用溫控技術,由此才能達到最好的氣調包裝效果。”
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