HD Cal-Sil Board_Dense Calcium Silicate Insulation Board

High Density Calcium Silicate Board insulation

High Density Reinforced Alumina Fiber Board

High Density Calcium Silicate Board China

High Density Calcium Silicate Board Supplier

High Density Calcium Silicate Board Fireproofing

High Density Calcium Silicate Board Reinforced with Carbon/Steel Fibers

Laurel High Density Calcium Silicate Board Reinforced with Carbon/Steel Fibers, Designed for extremely high-temperature industrial environments, this hybrid board combines calcium silicate’s fireproofing and thermal stability with carbon or steel fibers resistance to thermal shock up to 1000°C. Ideal for steel mills, petrochemical reactors, and power plant boilers, its reinforced matrix withstands rapid heating/cooling cycles, chemical corrosion, and mechanical stress in furnaces, kilns, and heat exchangers. asbestos-free, making it the go-to choice for sectors where structural integrity, thermal efficiency, and regulatory compliance are critical—from aluminum smelting to automotive exhaust systems and waste incineration plants.

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Table Parameters
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Applications
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Product Details

Carbon/Steel Fiber-Reinforced High-Density Calcium Silicate Board: Advantages & Features

This engineered composite integrates carbon and steel fibers into calcium silicate, delivering unmatched strength and durability for heavy-duty applications. Key benefits include:

Superior Mechanical Strength: Reinforced fibers boost impact resistance, flexural strength, and load-bearing capacity, ideal for structural linings and high-traffic areas.

Fireproof Excellence: Non-combustible with A1 fire rating, resisting temperatures up to 1000°C to protect critical infrastructure.

Dimensional Stability: High-density structure minimizes warping or cracking, ensuring long-term performance in humid, high-temperature, or vibration-prone environments.

Multi-Environment Resistance: Moisture, chemical, and corrosion-proof, making it suitable for marine, industrial, and exterior building applications.

Eco-Friendly & Safe: Asbestos-free, non-toxic, and compliant with global standards (ASTM, EN), aligning with sustainable construction goals.

Versatile Performance: Combines thermal insulation, sound absorption, and fireproofing in a single material, reducing installation complexity and costs.

Table parameters

Item	Unit	Carbon fiber reinforced	Glass fiber reinforced
Bulk Density	Kg/m3	800-900	800-900
Max working temperature	℃	1050	1050
Flexural Strength	Mpa	7.0	6.5
Thermal Conductivity W/m.k	200℃	0.14	0.14
	400℃	0.15	0.15
	500℃	0.16	0.16
Compressive Strength	Mpa	17	15
Linear Shrinkage	%	≤0.8(900℃,12 hrs)	≤0.8(900℃,12 hrs)

Features

★ High strength

★ Low thermal conductivity

★ Good durability

★ Non-wetted by molten aluminium

★ Excellent thermal stability

★ Perfect machining performance

★ Non asbestos

Carbon/Steel Fiber-Reinforced High-Density Calcium Silicate Board Applications in High-Temperature Industries
Designed for extreme thermal environments, this composite excels in petrochemical plants as linings for ethylene cracking furnaces, hydrogenation reactors, and direct-fired heaters, where it withstands continuous temperatures up to 1000°C while resisting corrosive process gases . Power generation facilities rely on its high-strength properties for boiler walls, turbine casings, and superheater insulation, ensuring thermal efficiency and preventing heat loss in coal-fired or biomass plants . In metallurgy, it protects blast furnace hot faces, ladle linings, and induction melting furnaces from molten metal erosion and thermal shock, maintaining structural integrity under extreme loads . The glass industry uses it for annealing kilns, forehearths, and molten metal contact zones, leveraging its non-wetting properties to prevent adhesion and ensure smooth production . Ideal for applications requiring thermal stability, load-bearing capacity, and resistance to molten metal, this board is a cornerstone of high-temperature industrial design.

Applications

Steel Industry

Aluminum Industry

Cement Industry

Glass Industry

Petrochemical Industry

Power Industry

Other metallurgical industries

High Density Calcium Silicate Board

Insulation and Refractory Materials