This 20-410 ribbed neck silver aluminum cap will give your bottles a unique look to set your brand apart on the retail shelf, it can be customized as a 20/400 with 0.30mm thickness, or a golden cap with printing. It offers superior torque retention and excellent sealing characteristics, torque testing with an 8-pound/ inch is fine for this metal cap closure. These metal caps are 100% recyclable. The inside is lined with a material that does not allow leakage and provides a wedge-type seal that not only seals across the top of the container making it completely waterproof. They are ideal for matching with the containers with different materials (PET/ PP/ glass/ aluminum), and the bottles with different materials (aluminum/ glass/ plastic). 

Each aluminum cap comes complete with a chemical-resistant liner, which can be a PE foam liner, press-sensitive liner, pulp liner, or heat induction liner according to your requirements.