总机:020-82325801/82323025
联系人:李小姐 13610219758
E-mail:dacooo@163.com
QQ:920191432
地址:广州市天河区大观南路20号
频率(Hz) | 中空玻璃3+6A+3mm | 真空玻璃4+0.8+4mm | 夹胶玻璃4+0.76+4mm | 朗斯DOK玻璃4+0.76+4mm |
100 | 26 | 23.5 | 24 | 30.4 |
125 | 21 | 23.6 | 26 | 34 |
160 | 23 | 27.5 | 28 | 31.6 |
200 | 23 | 26.2 | 28 | 33.3 |
250 | 26 | 27.6 | 29 | 39.3 |
315 | 21 | 28.3 | 30 | 413 |
400 | 19 | 28.9 | 32 | 35.8 |
500 | 24 | 29.2 | 34 | 40.9 |
630 | 27 | 30.4 | 35 | 41.7 |
800 | 30 | 32.4 | 35 | 44.5 |
1000 | 33 | 33.6 | 36 | 45.5 |
1250 | 36 | 34.5 | 36 | 44.2 |
1600 | 40 | 35.8 | 36 | 45.8 |
2000 | 44 | 35.6 | 35 | 43.7 |
2500 | 46 | 33.1 | 35 | 41.6 |
3150 | 39 | 28.8 | 38 | 37.9 |
4000 | 34 | 31 | 43 | 41.4 |
5000 | 45 | / | 44 | 46.3 |
综合隔声量 | 28 | 33 | 34 | 42 |