Soundwave Ceramic Acoustic Panel - Offecct
Soundwave Ceramic Acoustic panelReport number:SOUND ABSORPTION COEFFICIENT PER ASTM C423-09ADateMeasurement of sound absorption coefficient by the reverberation room method2017-06-07FrequencyfSound beration room volume:Manufacturer:OffecctTemperature:[Hz]Product 0000.9650000.95Soundwave CeramicDescription of test specimen:Absorber of moulded polyester fibre.6x5 panels, each panel size: 585 x 585 x 60 mm.Placed directly on floor, type A mounting.18.7 C64 %10.3 m2Area weight:kg/m2Measurement date:2017-05-29Measured by:Carl Nyqvist1.00.80.60.4Sound Absorption Average (SAA): 0.740125250500Frequency band (Hz)1k57 %)Size of specimen:Test sampleSAA 0.74NRC 0.7563(empty:98.9 kPa (empty: 98.8 kPa)0.2Noise Reduction Coefficient (NRC): 0.75(empty: 19.0 C)Air pressure:1.2Absorption coefficient (-)50Air humidity:200 m32k4k
Soundwave Ceramic Acoustic panel with 45 mm air gapReport number:SOUND ABSORPTION COEFFICIENT PER ASTM C423-09ADateMeasurement of sound absorption coefficient by the reverberation room method2017-06-07FrequencyfSound beration room volume:Manufacturer:OffecctTemperature:[Hz]Product 0000.9850001.02Soundwave Ceramic with 45 mm air gapDescription of test specimen:Absorber of moulded polyester fibre placed on 45 x 45 mm woodstuds (c/c 585 mm).6x5 panels, each panel size: 585 x 585 x 60 mm. Total thickness 105 mm.Placed directly on floor, type A mounting.18.7 C64 %10.3 m2Area weight:kg/m2Measurement date:2017-05-29Measured by:Carl Nyqvist1.00.80.60.4Sound Absorption Average (SAA): 0.850125250500Frequency band (Hz)1k57 %)Size of specimen:Test sampleSAA 0.85NRC 0.8563(empty:98.9 kPa (empty: 98.8 kPa)0.2Noise Reduction Coefficient (NRC): 0.85(empty: 19.0 C)Air pressure:1.2Absorption coefficient (-)50Air humidity:200 m32k4k
Soundwave Ceramic Acoustic panel with 70 mm air gapReport number:SOUND ABSORPTION COEFFICIENT PER ASTM C423-09ADateMeasurement of sound absorption coefficient by the reverberation room method2017-06-07FrequencyfSound beration room volume:Manufacturer:OffecctTemperature:[Hz]Product 0000.9550001.01Soundwave Ceramic with 70 mm air gapDescription of test specimen:Absorber of moulded polyester fibre placed on 45 x 70 mm woodstuds (c/c 585 mm).6x5 panels, each panel size: 585 x 585 x 60 mm. Total thickness 130 mm.Placed directly on floor, type A mounting.18.7 C65 %10.3 m2Area weight:kg/m2Measurement date:2017-05-29Measured by:Carl Nyqvist1.00.80.60.4Sound Absorption Average (SAA): 0.880125250500Frequency band (Hz)1k57 %)Size of specimen:Test sampleSAA 0.88NRC 0.9063(empty:98.9 kPa (empty: 98.8 kPa)0.2Noise Reduction Coefficient (NRC): 0.90(empty: 19.0 C)Air pressure:1.2Absorption coefficient (-)50Air humidity:200 m32k4k
Soundwave Ceramic Acoustic panel with 97 mm air gapReport number:SOUND ABSORPTION COEFFICIENT PER ASTM C423-09ADateMeasurement of sound absorption coefficient by the reverberation room method2017-06-07FrequencyfSound beration room volume:Manufacturer:OffecctTemperature:[Hz]Product 0001.0150001.04Soundwave Ceramic with 97 mm air gapDescription of test specimen:Absorber of moulded polyester fibre placed on 45 x 97 mm woodstuds (c/c 585 mm).6x5 panels, each panel size: 585 x 585 x 60 mm. Total thickness 157 mm.Placed directly on floor, type A mounting.18.7 C64 %10.3 m2Area weight:kg/m2Measurement date:2017-05-29Measured by:Carl Nyqvist1.00.80.60.4Sound Absorption Average (SAA): 0.920125250500Frequency band (Hz)1k57 %)Size of specimen:Test sampleSAA 0.92NRC 0.9063(empty:98.9 kPa (empty: 98.8 kPa)0.2Noise Reduction Coefficient (NRC): 0.90(empty: 19.0 C)Air pressure:1.2Absorption coefficient (-)50Air humidity:200 m32k4k
Soundwave Ceramic Acoustic panel with 45 mm mineral woolReport number:SOUND ABSORPTION COEFFICIENT PER ASTM C423-09ADateMeasurement of sound absorption coefficient by the reverberation room method2017-06-07FrequencyfSound beration room volume:Manufacturer:OffecctTemperature:[Hz]Product 0001.0050001.03Soundwave Ceramic with 45 mm mineral woolDescription of test specimen:Absorber of moulded polyester fibre placed on 45 x 45 mm woodstuds (c/c 585 mm). Airgap between studs filled with 45 mm KnaufEcobatt 035 Glass fibre wool.6x5 panels, each panel size: 585 x 585 x 60 mm. Total thickness 105 mm.Placed directly on floor, type A mounting.18.1 C52 %10.3 m2Area weight:kg/m2Measurement date:2017-06-01Measured by:Carl Nyqvist1.00.80.60.4Sound Absorption Average (SAA): 1.050125250500Frequency band (Hz)1k56 %)Size of specimen:Test sampleSAA 1.05NRC 1.0563(empty:99.2 kPa (empty: 99.2 kPa)0.2Noise Reduction Coefficient (NRC): 1.05(empty: 18.5 C)Air pressure:1.2Absorption coefficient (-)50Air humidity:200 m32k4k
SOUND ABSORPTION COEFFICIENT PER ASTM C423-09A Measurement of sound absorption coefficient by the reverberation room method Report number: 17-159-M16 Date 2017-06-07 Frequency f [Hz] Sound absorption coefficient 50 0.01 63 0.01 80 0.06 100 0.05 125 0.09 160 0.15 200 0.23 250 0.34 315 0.42 40
sliding velocity. Friction coefficients are very high for the ceramic/ceramic pair beginning at 0.60 -4-0.10 (very erratic) at room temperature and steadily increasing with temperature to above 1.0 at 900 C. The friction coefficient for the ceramic/metal pair is about the same as that of the ceramic/ceramic pair at
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Hush Panel 28 Hush Panel 32 Hush Panel 33 Hush Panel 37 Hush Panel 48 Hush Panel 52 Hush Ply 28 Hush Ply 32 When installing Hush Cem Panel 28 or Hush Cem Panel 32 the tongue and groove joints are to be glued using Hush Cem Panel Adhesive. All joints to be glued, on all sides of the panel to give the best bond. Adhesive not to be spared .
transferred to the mechanical finishing area. Ceramic materials require sintering in high tem-perature kilns where the ceramic microstructure is formed by consolidation of the original powder. The characteristic properties of the ceramic are cre-ated by the sintering process at temperatures of 1600 C for alumina, and more than 1900 C for
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