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Silentstep Acoustic Underlay
SILENTSTEP ACOUSTIC UNDERLAY
Appraisals, Tests :
Index |
|
Specifications & test results
| Property |
Requirement per AS4288INT |
Typical results |
Test method |
| Roll length (m) |
|
4.00 |
AS2001-2-13 |
| Roll width (m) |
|
1.10 |
AS2001-2-13 |
| Thickness (mm) |
|
10.0±1.0 |
AS2001-2-15 |
| Weight (g/mē) |
|
7000±100 |
AS2111-3 |
| Breaking strength
(N/50 mm) |
Warp 40 min |
500 |
AS2001-2-3 |
| Weft 40 min |
270 |
| Extension% under force (@40N) |
10 max |
5.0 |
AS2001-2-3 |
| Work compression (I/mē) |
|
145±10 |
AS4288INT |
| Loss of thickness
(%) |
Static max 15 |
5 |
AS2111-14 |
| Dynamic max 15 |
6 |
AS2111-2 |
| Work of compression in J/mē after
dynamic load (1000 impacts) |
75 min
200 max |
130±10 |
AS4288INT App. A |
| Retention of work of
compression after dynamic load (1000 impacts) |
40% min |
90-95 |
AS4288INT App. A |
| Deflection @ 100 kPa after dynamic
load (1000 impacts) |
2.0 mm min, 4.0mm min |
3.0-3.5 |
AS4288INTApp. A |
| Sound Transmission Class
(Rw) |
|
28 |
AS1191 |
| Impact Noise reduction (INR) |
|
As for test report INR113 |
ISO 140-8 |
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