Sound Insulation Experiment
Sound Insulation Experiment GAINA
Special hollow ceramic beads layer absorbs sound and suppresses metal resonance
Measuring the sound level of a frying pan that is unpainted then painted by GAINA
|
# |
Unpainted |
GAINA |
difference |
|
frying pan |
94.7 dB |
74.9 dB |
19.8 dB |
(About 10 dB reduction in the application test)
For 20dB differences, the amount of sound energy is 1/100.
For example, if the difference is 6 dB,the amount of sound energy becomes 1/4, which means that you are listening to the sound twice the distance from the sound source.
Special ceramic absorbs sound Reduce vibration resonance
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