Минеральная вата акустических доска

Brief description of material products ==== ==== Synthetic mineral fibers wet Surface coating Vinyl latex paint Color White Glare Minimum LR0.83 * Size Metric, English Weight ≤ 280-350kg / m³ Corner handle Ming frame plate, cut down level solutions Noise reduction coefficient 0.55 ** Noise level Minimum33 **Minimum35 ** Fire characteristics A (flame spread of 25 degrees or below) ** Anti-sag properties The maximum temperature is 40 °C and 80% relative humidity without visible sag under the environment Quality Assurance Years of quality assurance Thermal conductivity Average RFactor (at 75 ° F, 24 °C) 1.6 (inch) 0.28 (metric) Astme1264 Classification Type111, Form2, PattemCE Packaging & Delivery