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Blog, Innovation, Technology

Introducing CRTESS Cap

An Innovative Container Sealing Solution

In mid-June, Greif India’s innovative CRTESS cap was recognized by the World Packaging Organisation (WPO) in Bangkok, Thailand with both the prestigious IndiaStar and AsiaStar awards.

The CRTESS cap, developed by Greif’s recent acquisition Mullackal Polymers, is a game-changer in the world of container sealing. This innovative, self-sealing cap eliminates the problems associated with legacy solutions and offers a multitude of benefits across the entire supply chain, from production to the end-user.

CRTESS WPO

Karthik Pillai, General Manager of Greif India, accepting the award for this innovative solution.

What is CRTESS?

CRTESS stands for Chemical Resistant Tamper Evident Self-Sealing cap. It is an alternative with a superior sealing approach compared to methods like inner plugs, induction sealing, and PE foam wads. The Heart of the Innovation: The In-Built Sealing Layer The key to the CRTESS cap’s effectiveness is its integrated sealing layer:

  • 3-Dimensional Seal: This layer conforms to both the top and inner neck of the bottle, creating a 60% larger sealing area for enhanced security.
  • Chemical Resistance: The material withstands a wide range of solvents, acids, and industrial chemicals.
  • Soft and Flexible: The sealing layer adapts to uneven bottle surfaces, ensuring a perfect seal.
  • Single-Component Design: The sealing layer is seamlessly molded into the cap, eliminating the need for separate components.
  • Reseal ability: The cap provides a 100% leakproof and odor-proof seal, even after multiple uses.

The CRTESS cap is suitable for a wide range of applications considering it is designed for use with HDPE, PET, and aluminum containers. It also features a built-in cavity that accommodates industry-standard vent plugs, enabling self-venting closure solutions.

Why use the CRTESS Cap?

  • Enhanced Product Protection: Superior sealing reduces the risk of leaks, contamination, and tampering.
  • Sustainable Design: Single-component construction minimizes waste. 
  • Convenience for End-Users: Resealable cap ensures product freshness and ease of use. 

By combining innovative design, advanced materials, and user-friendly features, the CRTESS cap offers a truly revolutionary approach to container sealing. Curious to know more? Contact us!

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