Frequently Asked Questions

1. What are crown closures and where are they used?
Crown closures, also known as crown caps or crown corks, are metal bottle caps made from steel or aluminum, widely used to seal beer, carbonated soft drinks, sparkling beverages, and glass-packaged drinks.
a. Why are crown caps preferred for beer packaging?
Crown caps provide secure crimp sealing, superior carbonation retention, oxygen barrier protection, and tamper evidence, making them ideal for glass-bottled beer and craft beverages.
2. Which material dominates the crown closures market?
Tinplate steel crown closures dominate the market due to their pressure resistance, cost efficiency, recyclability, and compatibility with high-speed bottling lines.
3. How is sustainability influencing the crown closures industry?
Growing demand for recyclable metal packaging, BPA-NI liners, lightweight steel designs, and circular economy solutions is driving innovation in the crown closures market.