Barrier materials block noise. Flexible noise barrier is a limp, tough, high-temperature-fused vinyl loaded with non-lead fillers and/or reinforced with high-strength fabric. They resist passage of sound waves and reduce noise transmission.
Physical Data
| Weight/Sq.Ft. | 1 LB |
| Tensile (PSI) | 762 |
| Gauge (Inches) | .108″ |
| Elongation (%) | 200% |
| Die “C” Tear (#/In.) | 114 |
| 200 Deg. F/7 Days | No Deformation: <1% Shrink |
| Mil Std. 6411 Burn Test | 9 (Pass) |
| MVS 302 Burn Test | Pass: Self Extinguished |
| STC | 26 |
Noise Transmission Loss:
|
Barriers |
Noise Transmission Loss (dB) per Octave Band (HZ) |
||||||
| 125 | 250 | 500 | 1000 | 2000 | 4000 | STC | |
| 2 lb. PSF | 16 | 22 | 26 | 32 | 35 | 40 | 31 |
| 1 lb. PSF | 13 | 17 | 22 | 26 | 32 | 37 | 26 |
| 3/4 lb. PSF | 11 | 16 | 20 | 25 | 30 | 34 | 23 |
| 1/2 lb. PSF | 8 | 13 | 17 | 22 | 27 | 31 | 20 |
| Per ASTM: E-90 (90A) | |||||||
