吸声系数表.pdf

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1、吸声系数表密度对各频率的吸音系数材料/结构厚度(cm)（Kg/m3）125250500100020004000大理石、水磨石、花岗石、等光滑石材0.010.010.010.020.020.02混凝土或水泥地面0.010.010.020.020.020.03实铺木地板0.040.040.030.030.030.02木阁栅地板0.150.110.10.070.060.07玻璃0.030.0270.02玻璃窗户0.350.250.180.120.070.04厚玻璃地板0.180.060.040.030

2、.020.02砖墙，粗糙（未水泥）0.360.440.310.290.390.25砖墙、未抹灰0.0240.0250.0320.0410.0490.07砖墙、抹灰（未漆）0.020.020.020.030.030.04砖墙，水泥拉毛0.040.040.050.060.070.05弓形圆柱面0.410.40.330.250.220.2加气混凝土9cm670Kg/m30.080.10.10.190.270.2木架板条，毛面抹灰0.0250.0450.0360.0870.0420.058木架板条，光面

3、抹灰0.0240.0270.030.0370.0360.033普通木板，贴墙装0.050.060.060.10.10.10.5cm薄木板(距墙10－15cm)0.250.150.080.070.040.04三夹板，距墙5cm龙骨间距50×45cm0.3cm0.210.730.210.10.080.12三夹板，距墙10cm龙骨间距50*45cm0.3cm0.590.380.180.050.040.08五夹板，距墙5cm龙骨间距50*45cm三遍漆0.5cm0.110.260.150.040.050

4、.1五夹板，距墙9cm龙骨间距50*45cm三遍漆0.5cm0.020.020.10.10.10.1五夹板，距墙20cm龙骨间距50*45cm三遍漆0.5cm0.60.130.10.040.060.17甘蔗板，贴墙1.3cm2000.120.190.280.540.490.7甘蔗板，距墙5cm1.3cm2000.20.920.50.320.40.52甘蔗板，距墙5cm2.0cm3000.250.820.740.640.510.56刨花板，距墙5cm1.5cm0.350.270.20.150.25

5、0.39刨花板，距墙15cm1.5cm0.360.260.160.160.230.38皮面门0.10.110.110.090.090.11木门0.160.150.10.10.10.1卡普隆纤维6330.120.260.580.910.960.98超细玻璃棉2200.050.10.30.650.650.65密度对各频率的吸音系数材料/结构厚度(cm)（Kg/m3）125250500100020004000超细玻璃棉3200.070.180.380.890.810.98超细玻璃棉5200.150.3

6、50.850.850.860.86超细玻璃棉9200.320.40.510.60.650.6超细玻璃棉10200.250.60.850.870.870.85超细玻璃棉15200.50.80.850.850.860.8玻璃丝51000.150.380.810.830.790.74玻璃丝51500.120.30.720.990.870.83玻璃丝52000.10.280.740.870.90.83矿渣棉81500.30.640.730.780.930.94矿渣棉43000.320.40.530.55

7、0.610.66矿渣棉83000.350.430.550.670.780.92玻璃、矿渣棉空气层为30cm2.50.750.80.750.750.80.9玻璃、矿渣棉空气层为30cm50.80.850.90.850.80.85玻璃、矿渣棉空气层为0cm2.50.10.20.350.550.60.65玻璃、矿渣棉空气层为10cm2.50.30.70.90.850.80.85玻璃、矿渣棉空气层为0cm50.20.60.90.90.850.9晴纶棉5200.140.370.680.750.780.82

8、珍珠岩砌块，空气层为0100.40.50.50.450.50.45木丝板，距墙5cm30.050.30.810.630.690.91木丝板，距墙10cm30.090.360.620.530.710.89木丝板，贴墙装50.150.230.640.780.870.92木丝板，距墙10cm50.330.930.680.720.830.86水泥刨花板（木丝板），空气层4.5~9cm1.50.050.10.350.50.450.55水泥刨花板（木丝板），空气层18cm1.50.10.40.40.350.