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Daehyup Billytex

Noise reduction system

BILLYTEX DPU-BF-FFA

Sound reducing floating floor system (A60)

Production description

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

Construction

•Steel Deck + 50mm Mineral wool (140 kg/m3) + 3mm Steel plate +
   1mm Visco-Elastic (BESTOFLEX) + 2mm Steel plate

Typical Application

Technical Description
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

Airborne sound insulation performance



* 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