38-400 Black PP Smooth Skirt Cap with Printed Pressure Sensitive Liner

This lid includes a PS liner inside the cap. (See Description Below about PS liners). The liner creates an airtight seal when used properly on the container.  It is great to enclose products ranging from cosmetics to personal care products. This Smooth Skirt Lid with Pressure Sensitive Liner Lid is made of polypropylene marked (PP). In addition, has very good resistance to fatigue and an extremely high melting point. (320 degrees Fahrenheit or 160 degrees Celsius)

In conclusion, you can pair this Smooth Skirt Lid with Pressure Sensitive Liner with various Jars that match a 38-400 neck size. For instance, the first number represents the diameter of the container opening and in (mm). The second number represents the thread depth of the closure’s skirt. In other words, To help you in your product search. Pair this cap with one of our great “Matching Items” below.

Pressure Sensitive Liners

This lid includes a PS liner inside the lid. In other words, A pressure-sensitive liner is a variety of polystyrene liners. For instance, it is commonly referred to as poly liners. An ideal general-purpose liner material, the compressible Pressure Sensitive foam creates a stable seal. In addition, Pressure-sensitive liners are odor-resistant and pulp-dust-free. Pressure-sensitive liners are recommended to be used with powders or dry products. Pressure-sensitive liners are not recommended for use with liquid.

Pressure Sensitive liner has an adhesive coated on foam seal and a release coating on the back that does not come in contact with the product. It adheres to either glass, metal, or plastic containers when applied and sticks to the container when the cap is removed. Once the cap is applied, it should not be removed for at least 24 hours to ensure proper adhesion. Pressure-sensitive liners have a recommended shelf life of 6 months.