吸声系数表
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吸声系数表
12525050010002000
40000.010.010.010.020.020.020.010.010.020.020.020.030.040.040.030.030.030.020.150.110.10.070.060.070.030.0270.020.350.250.180.120.070.040.180.060.040.030.020.020.360.440.310.290.390.250.0240.0250.0320.0410.0490.070.020.020.020.030.030.040.040.040.050.060.070.050.410.40.330.250.220.20.080.10.10.190.270.20.0250.0450.0360.0870.0420.0580.0240.0270.030.0370.0360.0330.050.060.060.10.10.10.250.150.080.070.040.040.210.730.210.10.080.120.590.380.180.050.040.080.110.260.150.040.050.10.020.020.10.10.10.10.60.130.10.040.060.170.120.190.280.540.490.70.20.920.50.320.40.520.250.820.740.640.510.560.350.270.20.150.250.390.360.260.160.160.230.380.10.110.110.090.090.110.160.150.10.10.10.10.120.260.580.910.960.980.05
0.1
0.30.65
0.65
0.65
材料/结构
厚度(cm)
密度(Kg/m3)
对各频率的吸音系数大理石、水磨石、花岗石、等光滑石材混凝土或水泥地面实铺木地板木阁栅地板玻璃玻璃窗户厚玻璃地板
砖墙,粗糙(未水泥)砖墙、未抹灰
砖墙、抹灰(未漆)砖墙,水泥拉毛弓形圆柱面加气混凝土
9cm 670Kg/m3
木架板条,毛面抹灰木架板条,光面抹灰普通木板,贴墙装
0.5cm 薄木板(距墙10-15cm)
三夹板,距墙5cm 龙骨间距50×45cm 0.3cm 三夹板,距墙10cm 龙骨间距50*45cm
0.3 cm 五夹板,距墙5cm 龙骨间距50*45cm 三遍漆0.5 cm 五夹板,距墙9cm 龙骨间距50*45cm 三遍漆0.5 cm 五夹板,距墙20cm 龙骨间距50*45cm 三遍漆0.5 cm 甘蔗板,贴墙 1.3 cm 200甘蔗板,距墙5cm 1.3 cm 200甘蔗板,距墙5cm 2.0 cm 300
刨花板, 距墙5cm 1.5 cm 刨花板, 距墙15cm 1.5 cm
皮面门木门
卡普隆纤维633超细玻璃棉
220
12525050010002000
40000.070.180.380.890.810.980.150.350.850.850.860.860.320.40.510.60.650.60.250.60.850.870.870.850.50.80.850.850.860.80.150.380.810.830.790.740.120.30.720.990.870.830.10.280.740.870.90.830.30.640.730.780.930.940.320.40.530.550.610.660.350.430.550.670.780.920.750.80.750.750.80.90.80.850.90.850.80.850.10.20.350.550.60.650.30.70.90.850.80.850.20.60.90.90.850.90.140.370.680.750.780.820.40.50.50.450.50.450.050.30.810.630.690.910.090.360.620.530.710.890.150.230.640.780.870.920.330.930.680.720.830.860.050.10.350.50.450.550.10.40.40.350.60.60.050.40.350.650.70.750.10.250.650.60.650.80.250.60.50.550.70.80.10.20.550.650.70.750.250.750.750.50.80.750.150.350.90.80.850.850.250.650.750.70.750.750.650.7
0.50.75
0.750.7
超细玻璃棉320超细玻璃棉520超细玻璃棉920超细玻璃棉1020超细玻璃棉1520玻璃丝5100玻璃丝5150玻璃丝5200矿渣棉8150矿渣棉4300矿渣棉
8300
玻璃、矿渣棉 空气层为30cm 2.5玻璃、矿渣棉 空气层为30cm 5玻璃、矿渣棉 空气层为0cm 2.5玻璃、矿渣棉 空气层为10cm 2.5玻璃、矿渣棉 空气层为0cm 5晴纶棉
520
珍珠岩砌块,空气层为010木丝板,距墙5cm 3木丝板,距墙10cm 3木丝板,贴墙装5木丝板,距墙10cm
5水泥刨花板(木丝板),空气层4.5~9cm 1.5水泥刨花板(木丝板),空气层18cm 1.5水泥刨花板(木丝板),空气层0cm 2.5水泥刨花板(木丝板),空气层4.5~9cm 2.5水泥刨花板(木丝板),空气层18cm 2.5水泥刨花板(木丝板),空气层0cm 3水泥刨花板(木丝板),空气层9cm 3水泥刨花板(木丝板),空气层0cm 5水泥刨花板(木丝板),空气层4.5~9cm 5水泥刨花板(木丝板),空气层18cm
5
材料/结构
厚度(cm)(Kg/m3)