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For premium liquid products, the closure is the final barrier to quality. Our ROPP caps are designed to solve the critical challenges of long-distance shipping and shelf stability. The integrated tamper-evident band breaks cleanly upon the first opening, ensuring the "first-user" experience while preventing counterfeit refilling.
The interior features a high-density EPE or Saranex liner that prevents oxidation and liquid migration, preserving the flavor and potency of your product. Optimized for high-speed automated capping lines, the aluminum alloy is tempered for perfect threading, reducing production waste and ensuring a seamless fit for MCA or DIN standard glass neck finishes.
Key Specifications:
Material: Sustainable High-Grade Aluminum Alloy (Food & Pharma Grade)
Surface Finish: Matte Gold Anodized (Custom colors like Silver, Black, and Bronze available)
Tamper-Evidence: Built-in Pilfer-Proof break-away security ring
Grip Design: Vertical knurled side for effortless opening and ergonomic torque
Liner Options: Multi-layer EPE foam liner / Saranex / Tin-Saran for oxygen sensitive products
Diameter Range: Standard 28mm, 30mm, 31.5mm (Custom heights to fit long neck bottles)
Sealing Type: Roll-on threading for maximum leak protection
Coating: BPA-Free internal lacquer compatible with acidic or alcohol-based liquids
