??鋁箔袋(dai)常見結構有:PET/PA/PE或者CPPPET/AL/CPPPA/AL/CPPPET/PA0/AL/CPP基本特點(dian)有:其中(zhong)PE適合低溫的使(shi)用,CPP適合高溫的蒸(zheng)煮使(shi)PA是為(wei)(wei)了(le)增加物(wu)理(li)強度,耐穿刺性(xing)能(neng),AL鋁箔(bo)是為(wei)(wei)了(le)增加阻隔(ge)性(xing)能(neng),奶茶封口(kou)機遮光一般作為(wei)(wei)中(zhong)間(jian)層PET,增加機械強度,挺括。玩具吸塑封口(kou)機然后(hou)根據(ju)需求,組(zu)合,各(ge)種性(xing)能(neng),也有透明的,為(wei)(wei)了(le)增加阻隔(ge)性(xing)
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