1. Its sealing performance is a special requirement for drug packaging, which can effectively prevent liquid leakage. It is especially suitable for oily preparations or gel preparations with strong leakage of matrices, such as eye ointments. Now general creams are also sealed with tail seals to improve their sealing performance. The aluminum hose with tail glue has good sealing characteristics and can have more sufficient sealing protection for the internal medicine;

2. Effectively isolate air and moisture to prevent moisture and pollutants from entering the tube

The filling ointment is generally poor in chemical stability, easy to react with air or moisture, and then seal the tail after the tail glue is applied, which can more effectively isolate the air and moisture and reduce the pollution of the contents;

3, to ensure the efficacy of ointment shelf life
Those paste products that are easy to oxidize, damp and deteriorate, plus a ring of tail glue, can isolate the contents from reacting with external substances and ensure the shelf life of the paste.