Rothoblaas - Soundproofing Solutions Page 59
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TECHNICAL DATA Properties standard value USC conversion Thickness - 4 mm 0.16 in Surface mass m - 5 kg/m2 1.02 lb/ft2 kg/m3 78.03 lb/ft3 Density ρ - 1250 Resistance to airflow r ISO 9053 > 100 kPa·s·m-2 - Critical frequency - > 85000 Hz - Increase of sound reduction index ΔRw(1) ISO 10140-2 4 dB - Vibration damping - loss factor η (200 Hz) ASTM E756 0,26 - Thermal resistance Rt - 0,023 m2K/W - Thermal conductivity λ - 0,17 W/m·K 0.098 BTU/(h·ft2 ·°F) Specific heat c - 1200 J/kg·K 0.29 BTU/(lb·°F) Water vapour resistance factor μ EN 12086 100000 2000 MN·s/g Water vapour transmission Sd - approx. 400 m ca. 0.009 US perm Reaction to fire EN 13501-1 class E - (1)Measured in the laboratory on a 170 mm (6 3/4’’) timber-framed wall. See the manual for more information on configuration. SOUND REDUCTION INDEX LEVEL MEASUREMENTS Tests carried out in the laboratory of the University of Padua in accordance with EN ISO 10140-2 have made it possible to measure the sound reduction index of the construction assembly described below: 1 plasterboard panel (s: 12,5 mm - 0.5 in) 2 SILENT WALL BYTUM SA (s: 4 mm - 0.16 in) 3 plasterboard panel (s: 12,5 mm - 0.5 in) 4 solid wood batten (s: 60 mm - 2.4 in) 5 low density mineral wool insulation (s: 60 mm - 2.4 in) 6 CLT panel (s: 100 mm - 3.9 in) 7 low density mineral wool insulation (s: 60 mm - 2.4 in) 8 solid wood batten (s: 60 mm - 2.4 in) 9 plasterboard panel (s: 12,5 mm - 0.5 in) 10 SILENT WALL BYTUM SA (s: 4 mm - 0.16 in) 11 plasterboard panel (s: 12,5 mm - 0.5 in) graphs and frequency values available See the manual for more information on configuration 1 2 3 4 5 6 8 7 10 9 11 Rw (C;Ctr) = 59 (-2;-7) dB Use the QR-code to download the complete manual! www.rothoblaas.com AIRBORNE NOISE | SILENT WALL BYTUM SA | 61
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