Why is there a 2 1 sawtooth on the bottle cap?

Reason 1 With the process of industrialization, the sawtooth number has changed from 24 to 2 1. As early as the end of 19, William Pate invented the 24-tooth bottle cap and applied for a patent. There is also a paper pad inside to prevent the beverage from contacting with metal, which is mainly based on Pater's finding that the number of teeth is the most suitable for sealing the wine bottle. As an industry standard, 24-tooth bottle caps were used until 1930s. ..

Too much is not firm, too little is easy to lose gas.

The 2 1 tooth of beer bottle cap is manufactured according to the internationally recognized German standard DIN6099. This standard not only defines the diameter of the bottleneck, but also defines the edge shape and manufacturing material of the bottle cap. There are two main requirements for bottle caps: one is tightness, and the other is occlusion, which means that bottle caps should be firm. This means that every bottle ..

The 2 1 tooth on the lid of beer bottle is manufactured according to the internationally accepted German standard DIN6099. This standard not only defines the diameter of the bottleneck, but also defines the edge shape and manufacturing material of the bottle cap. There are two main requirements for bottle caps: one is tightness, and the other is occlusion, which means that bottle caps should be firm. This means that each bottle cap is pleated ...