Testing requirements for aluminum foil sealing liner are as follows:

The surface must be clean and smooth with no mold or dirt, no dust, no rolling, no sign of peeling off, and no perforation, creases, and stains.

The aluminum foil of the sealing liner and cardboard shall not be separated.

The text image remains clear after heat sealing at high temperatures and shall not be dislocated. Heat sealing strength shall not be less than 7N/15mm.

The total number of bacteria must remain less than 1000 / tablet. No E.coli shall be detected.

Through unified and strict compliance with these testing specifications, Chuangye Packaging sealing film can maintain the purpose of quality first.