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Product name |
Rock wool sound absorbing board |
item |
(600*600*15)㎜ |
|||
brand |
humming |
Test standard |
GB/T 25998-2010 GB 8624-2012 JIS A 6301-2000 |
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Product state |
Rigid flat board |
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Test item |
Standard request |
Practical property |
||||
size |
length ㎜ |
595±2.0 |
595.7 |
|||
width ㎜ |
595±2.0 |
595.1 |
||||
thickness ㎜ |
15.0±1.0 |
15.4 |
||||
Right-angle deviation‰ |
≤3 |
1.6 |
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Density kg/m³ |
≤500 |
153 |
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Mass moisture content % |
≤3.0 |
0.6 |
||||
Thermal resistance (㎡*K)/W (average temperature 25℃) |
≥0.40 |
0.44 |
||||
Damp deflection(RH99) ㎜ |
≤1.0 |
0.2 |
||||
· Asbestos phase |
Asbestos fibers are forbidden |
undetected |
||||
Formaldehyde Emission mg/L |
≤1.5 |
0.83 |
||||
Internal exposure index IRa |
≤1.0 |
0.2 |
||||
External exposure index Ir |
≤1.3 |
0.2 |
||||
Noisy reduction coefficient NRC |
0.9 |
|||||
Combustion performance classification |
A1 |
Registration Date | 2020/06/16(Year/Month/Date) |
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Buyer / Seller in EC21 | Seller |
Business Type | Trading Company |
Year established | 2020 |
Employees total | 11 - 50 |
Annual revenue | Less than USD 100,000 |
Company | Lanfang Humming Material Technology Co., Ltd. |
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Address | Rongsheng Development Building, Huaxiang Road,Guangyang District,LangfangHebei065000China |
Phone | 86 - 177 - 33603718 |
Homepage | https://www.tradeindia.com/langfang-humming-material-co-ltd-30460267/ |
Contact | Jonathan Jackson |