The Roll-on Pilfer Proof Cap is made from high-quality aluminum (8011 aluminum alloy), and some products are fitted with PE, silicone, or TPE inner liners to ensure sealing and high-temperature resistance (suitable for sterilization environments).
Aluminum ROPP caps, as a common type of bottle caps, are widely used in many industries such as food, beverages, and cosmetics.
The tamper-proof aluminum ROPP closure body is formed by a rolling process and has excellent sealing performance and leak-proof ability. To ensure product safety, the lower ring will automatically break after the bottle cap is opened to prevent secondary