| Name of product | Double layer compound soundproof Anechoic cotton | ||
| E nvironmental protection class | International E1 | Sound proof coefficient | 33.5dB |
| Anti-flaming class | International B | Sound-absorption coefficient | 32.8dB |
| Material | Nitrile rubber | ||
| Color | Blue,Yellow,Green,Black,Red | ||
| Product performance | High elasticity, high temperature resistance +130ºC low temperature resistance -30ºC,not easy to fall off, waterproof and moisture proof | ||
| Method of application | Just rip off the back glue and paste | ||