Fire Retardant Board & Building Material Applications

In public buildings, commercial spaces, transportation facilities, and other environments subject to strict fire safety regulations, the fire performance of building materials is a critical factor that must be prioritized during design and material selection. Standard PP corrugated board delivers excellent performance including lightweight construction, waterproof, and impact resistance; however, its combustibility is a concern that must be addressed in certain scenarios. To meet this need, Polariod Enterprise Co., Ltd. has developed flame-retardant grade products. Through professional flame-retardant additive formulations, the board is imparted with self-extinguishing and flame-resistant properties, effectively retarding combustion and reducing flame spread when exposed to open flames or high temperatures.

Professional Flame-Retardant Principle & Safety Certification：
When subjected to high temperatures, flame-retardant PP corrugated board releases fire-suppressing gases or forms carbonized insulating layers. This interrupts the oxygen supply or reduces surface temperatures to achieve the effect of suppressing burning. Depending on the formulation, different fire ratings can be achieved, such as UL94 V-0, V-2 classifications or other international fire certification standards. It is important to note that the purpose is to delay flame spread to provide additional time for evacuation and fire suppression, rather than serving as a structural fire barrier requiring complete non-combustibility.

Balanced Performance and Material Advantages：
Flame-retardant boards retain all core physical characteristics of standard PP corrugated board: lightweight and easy to handle, waterproof and moisture-proof, impact-resistant, and smooth-surfaced for printing, cutting, or folding. This means designers need not compromise between fire performance and material convenience, simultaneously satisfying both safety regulations and practical requirements.

Widely Used in Building Interiors & Commercial Spaces：
In building interior applications, it can serve as ceiling liner panels, wall decorative boards, or HVAC duct cladding. It is also the ideal building material choice for commercial venues such as promotional installations in department stores, exhibition booth partitions, or temporary hospital dividers. Its lightweight characteristic not only simplifies installation but also reduces the structural load on the building.

Ideal Choice for Transportation Facilities：
Interior panels for buses, metro cars, and trains, as well as temporary wayfinding signage at airports and stations, all have strict fire performance requirements. Flame-retardant PP corrugated board perfectly satisfies the dual requirements of fire safety and lightweight construction for these scenarios.