Flat open top bag ,could be printed according to customers¡¯requirements; Blow molded by LDPE added with black carton and cavitations agent ; The black bag is lighttight and effectively avoids accumulation of electric charges on the bag and its inside packed item; Protects contents from damage of electromagnetic wave and static ; Applies to military industry ,aviation ,network communication, light-sensitive equipment, photographic equipment ,apparatus , instrument¡ Surface reistance is 104¡ª106¦¸. |