Tunnel thermal insulation phenolic aldehyde thermal insulation board
Tunnel Thermal Insulation Phenolic Aldehyde Board is a high-performance, fire-resistant insulation material specifically engineered for tunnel construction and underground engineering applications. Combining superior thermal properties with exceptional durability, this specialized phenolic foam board provides reliable thermal management and fire protection in demanding tunnel environments.
Key Features
Excellent Thermal Insulation Performance
Ultra-low thermal conductivity (0.020-0.025 W/m·K) effectively reduces heat transfer
Maintains stable insulation performance in varying temperature conditions
Outstanding Fire Resistance
Class A fire rating with flame-retardant properties
Low smoke emission and non-toxic combustion characteristics
Moisture & Chemical Resistance
Closed-cell structure prevents water absorption (<2%)
Resistant to corrosion from tunnel environments (humidity, exhaust fumes, etc.)
High Compressive Strength
Withstands ground pressure and mechanical stress in tunnel applications
Dimensional stability under load (compressive strength ≥150 kPa)
Durable & Long Service Life
Resistant to aging, mold, and bacterial growth
Maintains performance in harsh underground conditions
Lightweight & Easy to Install
Reduces structural load compared to traditional materials
Can be cut and shaped on-site for precise fitting
Applications
Road and rail tunnel insulation systems
Underground passageways and subway tunnels
Underground parking thermal insulation
Hydraulic tunnel temperature control
Mining tunnel insulation
Technical Advantages
✔ Superior thermal efficiency compared to mineral wool or polystyrene
✔ Enhanced fire safety for critical tunnel evacuation scenarios
✔ Moisture resistance prevents performance degradation
✔ Lightweight design simplifies installation in confined spaces
Installation Guidelines
Can be mechanically fixed or adhesively bonded to tunnel linings
Joints should be properly sealed to prevent thermal bridging
Compatible with most tunnel waterproofing systems
Surface can accommodate various finishing treatments as required
Conclusion
Tunnel Thermal Insulation Phenolic Aldehyde Board provides an optimal solution for modern tunnel engineering, combining essential thermal management with critical fire safety performance. Its specialized formulation addresses the unique challenges of underground environments, offering long-term reliability and energy efficiency for infrastructure projects.
For project-specific technical parameters and installation specifications, please consult the manufacturer's engineering data sheets.
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