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Rock wool board uses high-quality basalt as raw material whose melting point is above 1000 ºC and has good effects on heat insulation and sound absorption. It possesses excellent fire resistance, pest proofing, and corrosion resistance. With stable chemical properties and being 100% asbestos-free, it is safe for human environments.
Our rock wool insulation materials are widely utilized in construction walls, roofs, industrial furnaces, ovens, heat-treating equipment, storage tanks, power houses, flues, and various heat insulation pipelines.
| Performance Parameter | Indicators |
|---|---|
| Shot content (Particle diameter ≥0.25mm) | ≤ 12.0 % |
| Average diameter of fiber | ≤7.0 μm |
| Density Tolerance | ± 15% |
| Thermal Conductivity (70ºC±52ºC), W/(m/K) | ≤ 0.044 |
| Thermal load contraction temperature (>60kg/m3) | ≤ 600 ºC |
| Moisture Content | ≤0.5% |
| Combustion Performance | Class A (Non-burning) |
| Organic content | ≤ 4.0% |


Operating since the 1960s, our production facilities integrate R&D, manufacturing, and sales. We are one of the largest private enterprises in the ceramic fiber and insulation field.