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🔥 TL-X Achieves UL 94 5VA Certification: A Milestone in Fire Safety

  • Writer: TL-X
    TL-X
  • Jun 9
  • 2 min read

Updated: Aug 6

✅ Announcement of UL 94 5VA Certification

At TL-X, we’re proud to announce that our antimony-free, eco-friendly flame retardant has passed the highest tier of the UL 94 flame classification system: UL 94 5VA certification, certified by the Korea Ceramic Technology Institute in March 2024.


But what does this mean? Why should it matter to anyone involved in battery systems, electric vehicles, construction, or industrial materials?


🧪 Understanding the UL 94 Certification Test Tiers

Here’s a breakdown of UL 94 flame resistance classifications—from the most basic to the most extreme:


| Classification | Orientation | Flame Behavior Allowed | Hole Formation | Application Level |

|----------------|-------------|-----------------------|----------------|-------------------|

| HB | Horizontal | Slow burning on horizontal specimen | Allowed | Low-risk |

| V-2 | Vertical | Burning stops within 30 sec; flaming drips allowed | No holes in specimen | Moderate-risk |

| V-1 | Vertical | Burning stops within 30 sec; non-flaming drips | No holes in specimen | Moderate-risk |

| V-0 | Vertical | Burning stops within 10 sec; no flaming drips | No holes in specimen | Higher-risk |

| 5VB | Vertical (bar test) | Burning stops; no flaming drips | Holes may form | High-risk |

| 5VA | Vertical (bar test) | Burning stops; no flaming drips | No holes allowed | Highest-risk |


✅ TL-X’s Material Achieved UL 94 5VA Certification

TL-X’s material achieved 5VA—the most rigorous classification available. This means:


  • It withstood five direct flame applications.

  • It self-extinguished within 60 seconds.

  • It showed no structural damage or hole formation.


Pyramid showing UL 94 5VA flame ratings. Green arrow highlights 5VA. Text says "TL-X Achieved 5VA" with checkmark and no flame icon.
TL-X Achieves Top Safety Rating in UL 94 5VA Flame Endurance Test: No Flame or Glow Beyond 60 Seconds after Five Flame Applications.

This isn't just a pass—it’s the highest grade of fire resistance recognized globally.


🚗 Real-World Applications for 5VA Materials

Passing the 5VA test allows TL-X’s materials to be used in critical fire-prone environments, such as:


  • EV battery pack liners and enclosures

  • ESS housing and containment layers

  • Interior materials for buildings and vehicles

  • Data centers and UPS infrastructure


These are sectors where traditional flame retardants often fail. Seconds of performance under fire can prevent catastrophic loss.


🟢 Safe, Sustainable, and Ready for Regulation

Unlike legacy flame retardants that rely on toxic elements like antimony, TL-X’s solution is:


  • Antimony-free

  • Non-toxic and halogen-free

  • Certified by an independent testing body

  • Ready for international compliance and export


The result is not just performance under pressure, but safety without compromise.


🔍 Summary

  • UL 94 5VA Certification is the most demanding flammability standard for plastics.

  • TL-X’s flame retardant passed with top marks—no burn-through, no holes.

  • The solution is eco-safe, regulation-ready, and ideal for critical EV, ESS, and construction use.

  • This isn’t theory—it’s tested, certified performance at the highest level.


🌍 Looking Ahead: The Future of Fire Safety

As industries evolve, the demand for safer materials grows. The integration of high-performance fire resistance into various applications is crucial. TL-X is at the forefront of this movement, ensuring that safety and sustainability go hand in hand.


Looking to integrate high-performance fire resistance into your platform?

👉 Contact TL-X for certifications, samples, or partnership inquiries.

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