PE aluminum foil seal film compose of sealing layer, aluminum foil and glue layer. Through heat sealing or induction sealing.
PE铝箔封口膜由密封层、铝箔、胶粘层组成，适用于电磁感应封口，也可用于热封封口。
Soft packaging is plastic film, the seal means mainly through sealed vacuum heat sealing machine;
软包装主要是铝塑膜，其密封方式主要通过抽真空热封机进行密封；
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