Glass wool blanket is a highly versatile and efficient insulation material that is widely used in residential, commercial, and industrial applications. It is composed of fine glass fibers that are bonded together to form a blanket-like structure, providing excellent thermal insulation and other beneficial properties. It has the advantages of good electrical insulation, heat insulation, heat preservation, non-combustibility, anti-corrosion, anti-mildew and good filtering performance.

Glass wool blanket is a commonly used thermal insulation and thermal insulation material. It is made by melting glass at high temperatures and fiberizing it. Glass wool blankets have excellent thermal insulation and sound absorption properties and are widely used in building walls, roofs, floors, air conditioning pipes, hot water pipes, petrochemical equipment, industrial furnaces and other fields for thermal insulation, heat insulation and sound absorption. During installation, special adhesives or fasteners are usually used to secure glass wool panels to surfaces that require thermal insulation or insulation.
| Specification | Description |
|---|---|
| Product Type | Glass Wool Insulation Roll / Fiberglass Insulation Blanket |
| Core Material | Inorganic Glass Fiber |
| Fiber Technology | Fine Fiber Technology for Better Insulation Performance |
| Average Fiber Diameter | 5.9 μm |
| Available Density | 12–32 kg/m³ |
| Available Thickness | 50mm / 75mm / 90mm / 100mm / 120mm / Customized |
| Standard Width | 430mm / 580mm / 600mm / 1200mm |
| Roll Length | Customized Based on Thickness and Density |
| Color | Yellow / Pink / Customized |
| Thermal Conductivity | 0.032–0.040 W/(m·K) |
| Thermal Insulation Performance | Excellent Heat Resistance and Energy Saving Performance |
| Compression Recovery | ≥95% Recovery After Vacuum Packaging |
| Elasticity | High Elasticity Maintains Original Thickness After Installation |
| Fire Performance | Non-Combustible Glass Fiber Material |
| Fire Rating | Class A1 (According to EN 13501-1 Available) |
| Flame Resistance | Excellent Flame Resistance for Building Safety |
| Moisture Resistance | Water Repellent Treatment Available |
| Mold Resistance | Does Not Support Mold Growth |
| Acoustic Performance | Excellent Sound Absorption and Noise Reduction |
| Formaldehyde Level | Low Formaldehyde / Formaldehyde Free Available |
| Temperature Resistance | Suitable for Continuous Use up to 450°C |
| Facing Material | Aluminium Foil / Kraft Paper / Black Tissue / No Facing |
| Surface Treatment | Smooth Surface, Less Dust During Installation |
| Installation Method | Easy Cutting, Flexible Installation Between Studs and Roof Frames |
| Recommended Applications | Roof, Ceiling, Wall, Metal Roof, Steel Frame Buildings |
| Suitable Building Type | Residential Buildings, Commercial Buildings, Industrial Buildings |
| Standard Compliance | ASTM / CE / ISO 9001 / AS-NZS Related Standards Available |
| Packaging Method | Compressed Roll Packaging with PE Film |
| Container Loading | Optimized Compression Packing for Sea Transportation |
| Customization | OEM Size, Density, Facing and Packaging Available |
| Supply Capability | Large Scale Factory Production Capacity |
| Lead Time | 7–15 Working Days |
| Export Market | Australia, New Zealand, South America, North America |
One of the primary advantages of glass wool blanket is its exceptional thermal insulation capabilities. The fibrous composition of the material creates air pockets that effectively trap heat, reducing heat transfer and minimizing energy loss. By insulating buildings with glass wool blankets, you can significantly improve energy efficiency, reduce heating and cooling costs, and create a comfortable indoor environment.
In addition to thermal insulation, glass wool blankets also offer excellent sound absorption properties. The fibrous structure of the material helps to dampen and reduce noise transmission, making them ideal for spaces where acoustic comfort is important. This includes offices, schools, recording studios, theaters, and other areas where noise control is essential.
Glass wool blankets are known for their fire-resistant properties, providing an added layer of safety. The material is non-combustible and does not contribute to the spread of flames. In the event of a fire, glass wool blankets can help delay the spread of fire and provide valuable time for evacuation or firefighting measures.
Furthermore, glass wool blankets are durable and long-lasting. They are resistant to moisture, mold, and mildew, ensuring the integrity and performance of the insulation over time. The blankets are also lightweight and easy to handle, simplifying the installation process and reducing labor costs.
In summary, glass wool blankets offer a versatile and efficient insulation solution for various applications. Their thermal insulation, sound absorption, and fire-resistant properties make them an excellent choice for enhancing energy efficiency, acoustic comfort, and safety in buildings. Whether it's for residential, commercial, or industrial use, glass wool blankets provide a reliable and durable insulation solution that contributes to a more comfortable and sustainable environment.
