mineral ceiling tiles

1) Material: Mineral fiber sound insulation board 2) Surface: A variety of surface patterns available 3) Surface coating: quality vinyl emulsion paint (Coating: PVDA) 4) Color: White 5) Density: 350-420kg/m 6) Fiber content: ≥90% 7) Fire performance: Meet CNS6532 Class 1 8) Product content: Mineral fiber 9) Thermal conductivity: ≤0. 065w/mk 10) Bending strength: >250N 11) Acoustic coefficient: 0.4 - 0.6 (Noise reduction coefficient: NRC 0. 4 - 0. 6 depending on the pattern and the thickness) 12) Water content: ≤3% 13) Light reflectivity: ≥85% 14) Mold resistance 15) No Asbestos 16) No Formaldehyde