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Fireproof A1 Grade Basalt Fiber Board for Industrial Insulation and Building Facade Protection

Our heavy duty Basalt Fiber Board provides a premium thermal and acoustic barrier designed for demanding industrial furnaces building envelopes and marine insulation applications. Manufactured by compressing high purity basalt rock wool into rigid panels this non combustible material withstands permanent operating temperatures up to 700 degrees Celsius without structural deformation or emitting toxic smoke. Its unique fibrous orientation delivers exceptionally low thermal conductivity and superior sound absorption making it an efficient choice for energy saving wall cladding and mechanical room soundproofing. Resistant to moisture aging and chemical corrosion this eco friendly board ensures long term stability and safety for high risk fire protection sectors.

    PRODUCT  INTRODUCTION

    Basalt fiber board can be divided into two categories: solid board and sandwich panel.


    Solid panels are made of continuous basalt fibers through short cutting, carding, needling to form a three-dimensional interlaced structure of basalt fiber needle felt, mixed with a small amount of binder made of high temperature and high pressure.


    Sandwich panel is a thin solid board for the upper and lower panels, spliced rock wool strips as the core material, bonded by high temperature and pressure into a sandwich structure.

    PRODUCT FEATURES

    • Extreme Heat & Fire Resistance (Grade A1): With a melting point of 1500°C, it operates stably in environments ranging from 700°C to 1000°C. It is non-combustible, smoke-free, and non-toxic under fire.

    • Superior Strength-to-Weight Ratio: At only 1/4 the weight of steel, its tensile strength significantly outperforms traditional metals. It is the cost-effective alternative to carbon fiber and glass fiber.

    • Natural Chemical Inertness: Inherently resistant to acids, alkalis, and salt spray. It offers an exceptionally long service life in coastal, chemical, and underground environments.

    • 100% Eco-Friendly & Sustainable: Derived from 100% natural basalt rock with zero VOC emissions. It is fully recyclable and aligns with global ESG and green building standards.

    • Electromagnetic Transparency: A natural electrical insulator that does not interfere with radio frequency (RF) signals, making it ideal for high-end electronic infrastructure.

    Detailed Technical Features

    • Thermal Stability: The thermal expansion coefficient is close to that of concrete, ensuring perfect structural synergy without cracking or delamination during extreme temperature fluctuations.

    • Acoustic Insulation: The microscopic fiber structure provides a high Noise Reduction Coefficient (NRC), effectively dampening mid-to-high frequency industrial noise.

    • Hydrophobic & Moisture-Proof: Naturally water-repellent, the board does not absorb moisture or develop mildew, maintaining its structural integrity in high-humidity or submerged conditions.

    • Ease of Processing: Despite its high strength, the board is easy to cut, drill, and machine, significantly reducing on-site installation time and costs.

    PRODUCT SPECIFICATION

    Performances

    Basalt Fiber Board

     

    Solid Board

    Sandwich Panel

    Tensile Strength (Kpa)

    ≥12

    ≥12

    Thermal Conductivity (W/(m.K) 25℃)

    ≤0.036

    ≤0.040

    Density (kg/m3)

    ≥160

    ≥150

    Compressive Strength (kg/m2)

    ≥380

    ≥125

    APPLICATIONS

    1. Construction & Infrastructure

    • Structural Reinforcement: Used for strengthening aging bridges and tunnel linings as an externally bonded plate to increase load-bearing capacity.

    • Fireproof External Insulation (ETICS): Acts as a Grade A1 thermal barrier for high-rise buildings, preventing vertical fire spread.

    • Blast-Resistant Walls: High impact toughness makes it suitable for explosion-proof partitions in hazardous warehouses or power substations.

    2. Transportation & Automotive

    • Automotive Interiors & Underbody: Used in engine room heat shields and fireproof flooring for buses and high-speed rails to reduce weight and enhance safety.

    • Marine & Shipbuilding: Ideal for engine room partitions and living quarters on cruise ships and offshore rigs, offering lightweight durability and salt-water corrosion resistance.

    3. Industrial & Petrochemical

    • High-Temperature Kiln Linings: Applied as insulation for tunnel kilns and industrial furnaces to significantly reduce energy consumption.

    • Chemical Tank Linings: Protects reaction tanks and waste treatment facilities from aggressive chemical erosion.

    4. Power & Electronics

    • Insulated Cable Trays: Serves as a non-conductive support in ultra-high voltage substations, preventing heat damage from induced currents.

    • 5G/6G Base Station Enclosures: Its non-magnetic and wave-transparent properties make it the perfect housing material for sensitive telecommunications equipment.

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