Rock Wool & Aluminum Silicate Insulation Board

High Temperature Rock Wool & Aluminum Silicate Insulation Board Manufacturer & Supplier

Rock Wool & Aluminum Silicate Insulation Board is a high-performance thermal insulation solution designed for industrial equipment, building fire protection, power generation, petrochemical plants, and high-temperature process industries. Manufactured from premium basalt rock wool or aluminum silicate fibers, these insulation boards provide excellent thermal insulation, fire resistance, sound absorption, and long-term dimensional stability.

Rock Wool Insulation Board is ideal for medium- to high-temperature applications requiring excellent fire protection and acoustic insulation, while Aluminum Silicate Insulation Board offers superior performance in extreme high-temperature environments where lightweight refractory insulation and low thermal conductivity are critical.

As a professional thermal insulation material manufacturer, we provide standard boards, custom-cut panels, laminated insulation products, and OEM fabrication services for industrial and commercial customers worldwide.

Product Features

Rock Wool Insulation Board

Rock Wool Insulation Board is manufactured from natural basalt and mineral fibers. It provides excellent fire resistance, thermal insulation, moisture resistance, and sound absorption, making it suitable for industrial equipment, HVAC systems, pipelines, buildings, and marine applications.

Aluminum Silicate Insulation Board

Aluminum Silicate Insulation Board is manufactured from high-purity alumina-silica fibers using vacuum-forming technology. It is lightweight, offers ultra-low thermal conductivity, and provides excellent thermal shock resistance for furnaces, kilns, boilers, and high-temperature industrial equipment.

Key Features

• Excellent thermal insulation
• Outstanding fire resistance
• Low thermal conductivity
• High temperature stability
• Lightweight construction
• Excellent sound absorption
• Low heat storage
• Excellent thermal shock resistance
• Good mechanical strength
• Chemical corrosion resistance
• Easy cutting and installation
• Long service life
• Energy-saving performance
• OEM customization available

Product Benefits

Rock Wool & Aluminum Silicate Insulation Boards help reduce heat loss, improve energy efficiency, and enhance workplace safety. Their low thermal conductivity minimizes energy consumption while maintaining stable temperatures in industrial systems.

Rock Wool provides outstanding acoustic insulation and fire protection for construction and mechanical equipment, while Aluminum Silicate Board is designed for high-temperature furnace insulation where lightweight, high thermal efficiency, and excellent structural stability are required.

Both materials are environmentally friendly and suitable for long-term operation under demanding industrial conditions.

Typical Applications

Rock Wool & Aluminum Silicate Insulation Boards are widely used in:

• Industrial furnaces
• Boilers
• Kilns
• Petrochemical plants
• Power generation equipment
• Steel mills
• Glass manufacturing
• Cement plants
• Industrial pipelines
• Heat exchangers
• HVAC systems
• Building fire protection
• Curtain wall insulation
• Marine engineering
• Shipbuilding
• Thermal processing equipment
• Renewable energy facilities
• Industrial insulation systems

Technical Specifications

Property	Rock Wool Board	Aluminum Silicate Board
Material	Basalt Mineral Fiber	Alumina-Silica Fiber
Density	40–200 kg/m³	260–350 kg/m³
Thickness	25–150 mm	6–100 mm
Standard Width	600 mm	600 mm
Standard Length	1200 mm	900–1200 mm
Continuous Operating Temperature	Up to 650°C	Up to 1260°C
High Temperature Grade	—	Up to 1430°C
Thermal Conductivity	Low	Very Low
Fire Performance	Non-combustible	Excellent
Sound Absorption	Excellent	Good

Note: Custom densities, dimensions, and temperature grades are available upon request.

Manufacturing Process

Our Rock Wool Boards are produced by melting natural basalt at high temperatures and spinning it into fine mineral fibers, followed by compression and curing into rigid insulation panels.

Aluminum Silicate Boards are manufactured from high-purity ceramic fibers using vacuum-forming technology, producing lightweight boards with excellent thermal insulation and mechanical strength.

Each production batch undergoes comprehensive quality testing, including density, compressive strength, thermal conductivity, dimensional tolerance, moisture content, and fire resistance.

Custom Manufacturing Services

We provide complete OEM and fabrication solutions, including:

• Custom dimensions
• Custom thicknesses
• CNC machining
• Precision cutting
• Waterjet cutting
• Grooved insulation boards
• Laminated insulation panels
• Foil-faced insulation boards
• Industrial insulation kits
• OEM packaging
• Private labeling

Why Choose Our Rock Wool & Aluminum Silicate Insulation Board?

• Premium raw materials
• Excellent thermal insulation performance
• Outstanding fire protection
• High temperature resistance
• Stable product quality
• Strict quality control
• Precision fabrication capability
• OEM & ODM manufacturing
• Competitive factory pricing
• Fast production lead times
• Worldwide export experience
• Professional engineering support

Frequently Asked Questions

What is the difference between Rock Wool and Aluminum Silicate Insulation Board?

Rock Wool Board is primarily used for thermal insulation, fire protection, and sound absorption in buildings and industrial equipment. Aluminum Silicate Board is designed for much higher operating temperatures and is widely used in furnaces, kilns, and refractory insulation systems.

What temperature can these insulation boards withstand?

Rock Wool Boards typically operate continuously up to 650°C, while Aluminum Silicate Boards are available for continuous operation up to 1260°C, with selected grades reaching 1430°C.

Can the boards be machined?

Yes. Both materials can be cut, machined, grooved, drilled, and fabricated into custom insulation components according to customer drawings.

Are custom sizes available?

Yes. We manufacture custom thicknesses, dimensions, densities, and laminated insulation boards for OEM industrial applications.

Which industries commonly use these insulation boards?

These insulation materials are widely used in metallurgy, petrochemical processing, power generation, shipbuilding, industrial furnaces, HVAC systems, building construction, renewable energy, and process industries.