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Mineral wool is a type of insulation material made from natural or synthetic minerals, primarily rock or slag. It is commonly used in construction for thermal and acoustic insulation. Mineral wool is manufactured by melting raw materials like basalt, diabase, or slag at high temperatures and then spinning the molten material into fibers. These fibers are then compressed into various forms such as batts, rolls, boards, or loose-fill insulation.
Mineral wool insulation offers several advantages, including excellent thermal insulation properties, fire resistance, sound absorption, and resistance to moisture and pests. It is commonly used in residential, commercial, and industrial buildings to improve energy efficiency and indoor comfort.
Mineral wool insulation is available in different densities and thicknesses to suit various applications, and it can be installed in walls, ceilings, floors, attics, and HVAC systems. It is also used in fire-resistant barriers, acoustic panels, and as a growing medium in hydroponic gardening.
Overall, mineral wool is considered a versatile and effective insulation material, valued for its durability, thermal performance, and fire safety properties. Additionally, it is environmentally friendly as it is made from abundant and recyclable materials.
Mineral wool insulation offers several benefits, making it a popular choice for construction projects:
Excellent Thermal Insulation: Mineral wool has high thermal resistance, helping to reduce heat transfer and maintain comfortable indoor temperatures. This can lead to significant energy savings by reducing heating and cooling costs.
Fire Resistance: Mineral wool is inherently non-combustible and can withstand high temperatures without melting or emitting toxic fumes. It acts as a fire barrier, helping to prevent the spread of flames and contributing to overall fire safety in buildings.
Acoustic Insulation: Mineral wool has excellent sound absorption properties, helping to reduce noise transmission between rooms and floors. This makes it ideal for use in walls, ceilings, and floors where noise control is important.
Moisture Resistance: Mineral wool is hydrophobic, meaning it repels water and does not absorb moisture. This helps to prevent mold growth, rot, and degradation of the insulation over time, particularly in humid environments.
Pest Resistance: Mineral wool is not attractive to pests such as rodents and insects, reducing the risk of infestation and damage to the insulation.
Durable and Long-lasting: Mineral wool insulation is durable and does not degrade over time, maintaining its thermal and acoustic properties for many years. It does not shrink, settle, or compress, ensuring consistent performance over the lifespan of the building.
Environmentally Friendly: Mineral wool is made from abundant and recyclable materials, such as natural rock or slag. It can be recycled and reused at the end of its life, reducing waste and environmental impact.
Versatility: Mineral wool insulation is available in various forms, including batts, rolls, boards, and loose-fill, making it suitable for a wide range of applications in residential, commercial, and industrial buildings.
Overall, the benefits of mineral wool insulation include energy efficiency, fire safety, acoustic comfort, durability, and environmental sustainability, making it a versatile and effective choice for insulation in buildings
| Tested Content | Tested Method | Tested Value |
| Density | GB/T 5480.3 | 40-200 kg/m3 |
| Working Temperature | ASTM C411 | 750 °C |
| Thermal Conductivity | ASTM C518 | 0.036 (W/m•K) |
| Corrosion Resistance | ASTM C665 | No Chemical Reaction |
| Mold Resistance | ASTM C665 | Mildew proof |
| Compression Strength | EN 826 | 55 kPa |
| Tensile Strength | EN 1607 | 21 kPa |
| Fire Performance | GB 8624, EN13501- | Class A1 |
| 1, BS 476 Part4 | ||
| Moisture Absorption | ASTM C1104 | <1% by weight |
| Acidity coefficient | GB/T 5480 | ≥1.8 |
| Melting temperature | DIN 4102-17 | > 1000 °C |
| Non-Combustibility | ASTM E84 | Flame Propagation: 25; Flame Diffustivity: 50 |