2025-03-14

Case study of smoke exhaust duct on the east extension of Hefei Metro Line 2

Exploring the perfect combination of fire prevention and environmental protection: We are a national high-tech enterprise specializing in the research and development of fire-resistant fiber cement boards and green building materials. Through ISO9001, ISO14001, and EU CE certification, we provide comprehensive solutions for building decoration and fire insulation systems. In the east extension project of Hefei Metro Line 2, our silicate kaolin composite fireproof board demonstrated excellent fire resistance performance (Class A non combustible, with a fire resistance time of up to 3 hours) and construction advantages, ensuring the safety and stability of the subway tunnel exhaust system. Choosing us means choosing the guarantee of safety and efficiency.

Hefei Metro Line 2 East Extension Line

Application Products

Silicate kaolin composite fireproof board

* * Product Parameters**

Usage thickness: 9mm / 12mm；
Application area: Covering of smoke exhaust ducts;

Usage area: 12000m ²

Product application highlights**

-Fire resistance performance:
-Provide fire resistance test reports for * * 2 hours * * (9mm) and * * 3 hours * * (12mm).
-Grade A non combustible material, meeting the highest fire protection standards.
-Construction advantages:
-The lightweight and flexible cutting of the board greatly improves construction efficiency.
-The wrapping process is simple and suitable for complex duct structures.
-* * Security Guarantee * *:
-Effectively block the spread of fire and ensure the stability of the subway tunnel exhaust system.