Customized Pvc Heat Shrink Cap Wine Capsule

A little history about shrink capsule： Until the early 1990s, lead was often used to make capsules. However, it was phased out partly due to fears that trace amounts of lead residue could be transferred to the wine during pouring, but also because it was winding up in landfills. In 1996, lead was completely banned for capsule use in the U.S. (including on imported bottles). Now capsules are typically made of tin, heat-shrink plastic, PVC, aluminum or wax. Lehua packaging...