decoration material 1) Fireproof 2) Heat insulation 3) Sound absorbing &proof 4) Environment friendly
decoration material
Size(mm): 600* 300/600 595*595 /1195 603*603/1206 610*610/1210 Thickness: 7mm 8mm 10mm 12mm 13mm 14mm 15mm 16mm 18mm Applicable Place mineral fiber acoustic ceiling board is available for indoor suspended ceiling, such as school, office, hospital, sports center, restaurant, hotel so on so forth. It works well at improving indoor environment and reduction noise.
Item | Standard | Test Result | |
Dimension Difference | Length | ± 0.5mm | 0mm |
Width | 0mm | ||
Thickness | -0.08mm to-0.01mm | ||
Right- angle Deviation | ≤ 1/1000 | ≤ 0.8/1000 | |
Density | ≤ 500kg/m 3 | 380kg/m 3 | |
Moisture Rate | ≤ 3.0% | ≤ 0.8% | |
Thermal Resistance | ≥ 0.19(m 2. k)/w | ≥ 0.23(m 2. k)/w | |
Flammability | grade B1 | grade A | |
Noise Reduction Coefficient | ≥ 0.45 | 0.5 to 0.65 | |
Moisture Deflection | ≤ 3.5mm | ≤ 2mm | |
Limit of Formaldehyde emission | ≤ 1.5mg/L | < 0.3mg/L | |
Radioactivity | internal irradiation index≤ 1.0 | ≤ 0.3 | |
external irradiation index≤ 1.3 | ≤ 0.4 | ||
Asbestos Inside | without asbestos fiber | No asbestos | |
decoration material
