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NRC : ≥0.8
MOQ : 1 container.
Place of Origin : china
Thermal Conductivity : ≤0.037 W/m·K, ≤0.036 W/m·K
Density : 60 kg/m³, 80 kg/m³
Mass Moisture Absorption : ≤0.3%
Payment Terms : L/C,T/T
Hydrophobic Rate : ≥99.0%
Combustibility : A1
Our acoustic formaldehyde-free rock wool is engineered to meet the dual requirements of professional acoustics and health safety in medical, educational, and office spaces. Featuring porous fiber structure, it delivers full-spectrum sound control, reducing reverberation time and enhancing speech intelligibility and privacy. Using a formaldehyde-free eco-binder, it ensures indoor air quality safety. It is the preferred material for spaces with strict acoustic and health requirements such as audiometry rooms, language labs, recording studios, and premium conference rooms.
| Parameter Product | TR60 | TR80 |
|---|---|---|
| Density (kg/m³) | 60 | 80 |
| NRC (Reverberation chamber method, rear cavity 200mm) | ≥0.8 | |
| Thermal Conductivity (W/m·K, 25°C) | ≤0.037 | ≤0.036 |
| Combustibility | A1 | |
| Acidity Coefficient | ≥2.0 | |
| Hydrophobic Rate (%) | ≥99.0 | |
| Mass Moisture Absorption (%) | ≤0.3 | |
| pH of aqueous extract | 7.0 - 9.5 | |
| Formaldehyde Emission (mg/m³) | Not Detected | |
| TVOC | Not Detected | |
| Acrylic Acid | Not Detected | |

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Acoustic Formaldehyde Free Rock Wool for Partition System Images |