Product Overview
Leadsun Glass Wool Board is produced using state-of-the-art centrifugal technology and eco-friendly thermosetting resin binders. The board consists of ultra-fine glass fibers, just a few microns in diameter, forming a structure filled with countless micro air pockets. This design delivers outstanding thermal insulation, acoustic absorption, and fire resistance, making it an excellent choice for a wide variety of construction and industrial insulation applications.
Specifications
| item |
unit |
index |
Standard |
| Density |
kg/m3 |
50-130 |
GB/T 11835-2016 |
| Thickness |
mm |
50-150 |
GB/T 11835-2016 |
| Size |
mm |
1200*600 |
GB/T 11835-2016 |
| Thermal conductivity |
W/m.k |
≤0.043 |
GB/T 11835-2016 |
| Grade of combustibility |
|
A1 |
GB 8624 |
| Surface combustion characteristics |
|
FSI=0,SDI=5 |
ASTM E84 |
| Max service temperature |
℃ |
≥600 |
GB/T 11835 |
| Shot content |
Kg/m² |
≤0.5 |
GB/T 11835-2016 |
| Moisture rate |
% |
≤0.5 |
GB/T 11835-2016 |
| Water content |
% |
≥98 |
GB/T 11835-2016 |
| Acidity coefficient |
|
≥1.6 |
GB/T 11835-2016 |
| Slag inclusion content |
% |
≤7.0 |
GB/T 11835-2016 |
| Average fiber diameter |
um |
≤6.0 |
GB/T 11835-2016 |
| Organic mater content |
% |
≤4.0 |
GB/T 11835 |
Key Features
- Efficient thermal insulation – Thermal conductivity as low as ≤0.043 W/m·K ensures excellent heat retention and energy savings
- Superior acoustic performance – Effectively absorbs sound and reduces noise transmission in buildings and equipment
- High fire safety – Class A1 non-combustible material with FSI=0 and SDI=5
- Moisture resistance – Hydrophobic treatment available on request to prevent water absorption
- Lightweight and workable – Easy to handle, cut, and install across various applications
- Eco-friendly composition – Contains recycled glass and no harmful substances
- Dimensional stability – Low shrinkage (<2%) ensures reliable long-term performance
- Wide temperature capability – Suitable for continuous operation up to 600°C
Available Specifications
- Density options: 50, 64, 80, 96, 120, 130 kg/m³ (customizable)
- Thickness options: 50 mm, 75 mm, 100 mm, 150 mm (others available)
- Standard size: 1200 mm × 600 mm (custom sizes and rolls available)
- Facing options: Plain, foil-faced, glass cloth, or other facings upon request
Applications
- Building insulation – Exterior walls, interior partitions, roofs, ceilings, floors
- HVAC systems – Ductwork, air handling units, ventilation systems
- Industrial equipment – Boilers, furnaces, pipelines, thermal equipment
- Acoustic control – Sound absorption in studios, theaters, offices, industrial noise reduction
- Fire protection – Fire barriers, fire-rated walls, structural fireproofing
- Commercial and residential buildings – Hotels, hospitals, schools, shopping malls, residential projects