??鋁箔袋(dai)常見結構有:PET/PA/PE或者CPPPET/AL/CPPPA/AL/CPPPET/PA0/AL/CPP基本特(te)點(dian)有:其中PE適(shi)合(he)低溫的(de)使(shi)用,CPP適(shi)合(he)高溫的(de)蒸煮使(shi)PA是(shi)為(wei)了增(zeng)(zeng)加(jia)(jia)物理強度,耐穿(chuan)刺(ci)性(xing)(xing)(xing)能,AL鋁箔(bo)是(shi)為(wei)了增(zeng)(zeng)加(jia)(jia)阻隔(ge)性(xing)(xing)(xing)能,奶茶封(feng)(feng)口(kou)機遮光一般作為(wei)中間層PET,增(zeng)(zeng)加(jia)(jia)機械強度,挺括。玩具吸塑(su)封(feng)(feng)口(kou)機然(ran)后根據需求,組合(he),各種性(xing)(xing)(xing)能,也(ye)有透明的(de),為(wei)了增(zeng)(zeng)加(jia)(jia)阻隔(ge)性(xing)(xing)(xing)
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