High-Density Calcium Silicate Board for Long-Lasting Fire Barrier Systems in Tunnels
As a leading manufacturer certified by ISO9001 and ISO14000 standards, Shanxi Pano Building Materials Co., Ltd specializes in producing premium High-Density Calcium Silicate Boards engineered for critical infrastructure protection. Established in 2021 with a 30,000-50,000 sqm advanced facility, we deliver rigorously tested fire barrier solutions to global markets including North America, Europe, and Southeast Asia. Our boards are designed to provide uncompromising safety in high-risk environments like tunnels, where fire containment is paramount.
Core Advantages:
- Exceptional Fire Resistance: Withstands temperatures exceeding 1000°C, maintaining structural integrity for up to 4 hours to facilitate safe evacuation.
- Superior Durability: High-density composition (≥1.0g/cm³) resists impact, moisture, and chemical corrosion in harsh tunnel conditions.
- Eco-Compliance: Asbestos-free formulation aligns with international environmental standards (ISO14000).
Technical Specifications:
| Parameter | Value |
| Standard Sizes | 1200×2400mm, 1220×2440mm (Custom sizes available) |
| Thickness Range | 15mm, 20mm, 25mm, 30mm, 40mm, 50mm |
| Thermal Conductivity | 0.048-0.055 W/m·K |
| Compressive Strength | ≥ 5.0 MPa |
| Water Absorption | ≤ 45% (24h immersion) |
Installation & Performance Benefits:
- Precision-cut edges ensure seamless integration with mounting systems, reducing labor costs by 20%.
- Low thermal conductivity minimizes heat transfer, protecting structural reinforcements in concrete tunnels.
- Non-combustible properties (Class A1 fire rating) prevent toxic smoke emission during incidents.
Backed by an annual export value of US$2.5-5 million and a 101-200 person workforce, our factory in Shanxi, China, guarantees consistent quality through automated production lines. Ports of shipment include Tianjin and Qingdao for efficient global delivery. Trusted by contractors across 15+ markets, these boards have been deployed in subway tunnels, highway passages, and utility conduits worldwide. For tunnel projects demanding certified fire protection, request technical datasheets or volume pricing today.
FAQ:
-
Q: What standards does this board comply with?
A: It meets ASTM E119 fire endurance requirements and is certified under ISO9001/14000 for quality management. -
Q: Can it be used in humid tunnel environments?
A: Yes, its low water absorption (≤45%) ensures dimensional stability in high-moisture conditions. -
Q: Are custom thicknesses available?
A: Absolutely. We produce boards from 15mm to 50mm thickness upon request. -
Q: How does it compare to gypsum boards?
A: Our calcium silicate boards offer 3x higher fire resistance and superior moisture tolerance. -
Q: What mounting systems are compatible?
A: Designed for steel framing and mechanical anchors; installation guidelines are provided. -
Q: Lead time for 20-foot container orders?
A: Typically 15-20 days after confirmation, subject to order volume.
Send Inquiry to This Supplier
You May Also Like
-
Lightweight Calcium Silicate Board for Ceiling and Wall Systems in Commercial BuildingsUS$ 2.3 - 6.8MOQ: 1000 Pieces
-
Calcium Silicate Fireproof Board for HVAC Duct Insulation and Fire ProtectionUS$ 2.3 - 6.8MOQ: 1000 Pieces
-
Industrial-Grade Calcium Silicate Panel for Thermal Insulation in Power PlantsUS$ 2.3 - 6.8MOQ: 1000 Pieces
-
Calcium Silicate Insulation Panel for High-Temperature Applications in Industrial SettingsUS$ 2.3 - 6.8MOQ: 1000 Pieces
-
Non-Combustible Calcium Silicate Panel With Low Thermal Conductivity for Energy EfficiencyUS$ 2.3 - 6.8MOQ: 1000 Pieces
-
Fire-Resistant Calcium Silicate Board With Excellent Thermal Insulation Properties for BuildingsUS$ 2.3 - 6.8MOQ: 1000 Pieces
-
Customizable Calcium Silicate Fireproof Board in Various Thicknesses, Ideal for Industrial Furnace InsulationUS$ 2.3 - 6.8MOQ: 1000 Pieces
-
Calcium Silicate Fireproof Board for Building Facades, Fire Doors, and Tunnel Linings, BMiddle DensityUS$ 2.3 - 6.8MOQ: 1000 Pieces
-
High Density Calcium Silicate Fireproof Board With Thermal Insulation, Moisture Resistance, Lightweight ConstructionUS$ 2.3 - 6.8MOQ: 1000 Pieces
-
Eco-Friendly Fire Resistant Calcium Silicate Board With Low Thermal Conductivity, Fire Rating A1US$ 2.3 - 6.8MOQ: 1000 Pieces


