SonaSpray®"fc"
Acoustical Finish Spray
|
 |
| |
|
ASTM Standards Compliance |
| Flame Spread Index |
5 |
ASTM E-84/UL 723 |
| Smoke Developed |
5 |
ASTM E-84/UL 723 |
| Bond Strength |
 SonaSpray®"fc" |
>600 psf |
ASTM E-736 |
|
SonaSpray®"fc"
Dura-k |
>900 psf |
ASTM E-736 |
| Compression Strength |
|
SonaSpray®"fc" |
>400 psf |
ASTM E-761 |
|
SonaSpray®"fc"
Dura-k |
>600 psf |
ASTM E-761 |
| |
Technical Information
NRC Values - ASTM C-423 |
|
Hertz |
|
125 |
|
250 |
|
500 |
|
1000 |
|
2000 |
|
4000 |
|
NRC |
| On Solid
Backing |
| 0.50" | |
.08 | |
.16 | |
.46 | |
.87 | |
1.07 | |
1.12 | |
.65 | |
| 0.75" | |
.18 | |
.27 | |
.67 | |
1.02 | |
1.11 | |
1.12 | |
.75 | |
| 1.00" | |
.12 | |
.38 | |
.88 | |
1.16 | |
1.15 | |
1.15 | |
.90 | |
| On
Lath/Plaster |
| 0.75" | |
.25 | |
.36 | |
.74 | |
.98 | |
.99 | |
.99 | |
.75 | |
| On Ribbed Metal
Deck |
| 0.75" | |
.17 | |
.58 | |
.91 | |
.89 | |
.87 | |
.84 | |
.80 | |
|
