??鋁箔袋(dai)常見結構有(you):PET/PA/PE或(huo)者CPPPET/AL/CPPPA/AL/CPPPET/PA0/AL/CPP基本(ben)特點(dian)有(you):其(qi)中PE適合(he)低(di)溫的使用,CPP適合(he)高(gao)溫的蒸煮使PA是為了增(zeng)(zeng)加物理強(qiang)度(du)(du),耐穿刺性(xing)能(neng),AL鋁箔是為了增(zeng)(zeng)加阻隔(ge)性(xing)能(neng),奶茶封(feng)口機遮光一般(ban)作(zuo)為中間層PET,增(zeng)(zeng)加機械強(qiang)度(du)(du),挺括。玩具吸塑封(feng)口機然后根據需求(qiu),組合(he),各種性(xing)能(neng),也有(you)透(tou)明的,為了增(zeng)(zeng)加阻隔(ge)性(xing)
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