Ceramic fiber insulation board

Ceramic fiber insulation board is a rigid, lightweight, and high-temperature resistant refractory product made from aluminosilicate fibers. As a premium insulation solution, it delivers excellent thermal stability, low thermal conductivity, and improved energy efficiency for industrial furnaces and processing equipment. Ceramic fiber insulation boards are widely used in metallurgy, ceramics, thermal processing, petrochemical furnaces, and laboratory heating equipment.

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Ceramic fiber insulation board is produced through a vacuum-forming process that shapes ceramic fibers into a rigid structure. Unlike ceramic fiber blankets or paper, insulation boards provide superior mechanical strength, better dimensional stability, and enhanced fire resistance, making them ideal for hot-face lining applications.

Key Features

• Temperature rating 1260°C – 1600°C
• Excellent thermal shock resistance
• Low thermal conductivity, low heat storage
• High compressive and flexural strength
• Lightweight, easy to cut and shape
• Non-combustible and asbestos-free
• Stable chemical resistance

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Applications of Ceramic Fiber Insulation Board

Ceramic fiber insulation board is used in various high-temperature environments that require durable heat protection.

Industrial Furnaces

• Furnace chamber insulation
• Kiln lining and backup insulation
• Furnace door, roof, and burner block panels

Metallurgy

• Smelting furnace insulation plates
• Casting molds and separator boards
• Thermal barriers in foundry systems

Petrochemical Industry

• Cracking furnace lining
• Reformer furnace insulation
• Thermal reactors and boilers

Laboratory Equipment

• Muffle furnace insulation
• Tube furnace hot zone insulation
• Thermal analysis equipment

Fireproof Construction

• Fireproof partitions
• Fire doors
• Chemical-resistant protective walls

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Advantages of Ceramic Fiber Insulation Board

1. High Thermal Efficiency

Low thermal conductivity significantly improves furnace energy efficiency.

2. Long Service Life

Resistant to erosion, corrosion, and thermal cycling.

3. Lightweight and Easy to Install

Easily cut into shapes for custom furnace or chamber designs.

4. Excellent Dimensional Stability

Maintains rigidity even under long-term high-temperature exposure.

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Technical Specifications

• Density: 200–400 kg/m³
• Thermal Conductivity (800°C): 0.15–0.20 W/m·K
• Thickness: 10–100 mm (custom options available)
• Size: 600×400 mm, 1000×600 mm, 1200×1000 mm, customizable

Ceramic Fiber Board Technical Parameters

Model	YX-1260B	YX-1400B	YX-1500B	YX-1600B	YX-1700B	YX-1800B	YX-1900B
Classification（℃）	1260	1400	1500	1600	1700	1800	1900
Working Temperature（℃）	1000	1200	1350	1500	1600	1700	1750
color	white	white	white	white	white	white	white
Bulk density（kg/m³）	250~400	250~400	300~400	400	400	400~500	700
Al2O3（%）	43	45	60	64	75	80	87
Al2O3+SiO2（%）	98	98	98	98	99	99.5	99.5
BaO（%）	<0.2	<0.2	<0.2	<0.1	<0.O5	<0.O5	<0.O5
Shrinkage	1100℃*24h -3	1200℃*24h -2.5	1400℃*24h -2	1500℃*24h -1	1600℃*24h -0.5	1700℃*24h -0.4	1750℃*24h +0.1-0.4
Compressive strength	0.3	0.4	0.5	0.5	0.6	0.6	0.8
Burn reduction	≤5%	≤5%	≤4.5%	≤4.5%	≤5%	≤3.5%	≤4%

Ceramic Fiber Board Video

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