Quote:
Originally Posted by axmea?
Any information on what frequencies in the band (10 hz to 28khz) the gtmat is most effective in muffling down. I want to kill out low end frequencies going in.
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So far, here is the only information I have for Liqui-Damp X:
Sound Damping Properties per Geiger Thick Plate Test Method. Liqui-Damp X has a 46.1 decibels per second rating, at 0.5 lbs., (70 oF) dry per square foot
Sound Damping Properties per Oberst Bar Test Method SAE J-1637. Composite Loss Factor of 0.07 at 200 Hz and 77 oF, Liqui-Damp X to metal ratio of 1:1 (Liqui-Damp X at 32 mils and steel bar at 32 mils)