Sound reducing floating floor system (A60)
BILLYTEX DPU-BF FFA(Floating floor) is the sound damping floor construction for good noise reducing properties. It also satisfies A60 Class Deck.(2010 FTP Code part 3)
1.Applied 50 mm Mineral wool, 140kg/㎥ on the steel deck.
2. Applied 3 mm steel plate on the Mineral wool.
3. Applied approximately 1 mm BILLYTEX BESTOFLEX(Visco-elastic)layer on the 3 mm
steel plate.
4. Applied 2 mm steel plate on the Visco-elastic layer.
*Total thickness : Approx. 56 mm
•Steel Deck + 50mm Mineral wool (140 kg/m3) + 3mm Steel plate +
1mm Visco-Elastic (BESTOFLEX) + 2mm Steel plate
Physical property |
Product |
Unit |
Result |
Note |
Basis
| BESTOFLEX (Visco-elastic) |
-
| A two component
Polyurethane damping compound. | |
Color |
-
| Various color
| ||
Density |
g/㎤
| Approx..1.3
| ||
Pot life |
min
| Approx. 15
| at 25℃
| |
Curing time |
hours
| Approx. 8~10
| at 25℃
| |
Recommended application Temperature |
-
| +5℃ - +30℃
| ||
Solid content |
%
| 100
| ||
Solvent |
-
| Solvent free
| ||
Fire resistance |
-
| Fire resistant
|
Physical property |
Product |
Unit |
Result |
Note |
Basis
| SeaRox SL 436 (Insulation board) |
-
| Mineral wool
| |
Color |
-
| Dark yellow
| ||
Density |
kg/㎥
| Approx. 140
| ||
Fire resistance |
-
| Non-combustible
|
* Measurement according to ISO 10140-2 and ISO 717-1.
Hz | dB |
---|---|
63 | 20.4 |
80 | 29.9 |
100 | 34.6 |
125 | 43.2 |
160 | 44.3 |
200 | 48.1 |
250 | 50.3 |
315 | 55.2 |
400 | 56.9 |
500 | 59.1 |
630 | 61.1 |
800 | 61.7 |
1000 | 63.6 |
1250 | 64.6 |
1600 | 64.9 |
2000 | 67.5 |
2500 | 68.3 |
3150 | 70.1 |
4000 | 70.4 |
5000 | 68.3 |
Rw | 61 |