|
TECHNICAL TESTS |
|
Tests were made to the Rock
Wool products since the
establishment of the company
to assure the suitability of
the raw materials and final
products which are
consistent comparable to
such type of Rock Wool. |
|
|
 |
|
Rock
Wool material is one of the best sound absorbent material, therefore it
is already applied for Acoustic purposes.
The
following results showing the sound Absorption coefficient and the
Reduction index of RW products. |
|
Sound
Absorption coeff of RW Products |
|
RW.Product |
Frequency Hz
|
Date |
|
125 |
250 |
500 |
1000 |
2000 |
4000 |
|
Panels 50mm/60 kg/m3 |
0.17 |
0.43 |
0.98 |
0.92 |
0.98 |
0.88 |
|
|
Panels 50mm/100 kg/m3 |
0.28 |
0.60 |
0.98 |
0.97 |
0.98 |
0.89 |
1995 |
|
Panels 50mm/120kg/m3 |
0.28 |
0.65 |
0.98 |
0.97 |
0.95 |
0.87 |
|
|
Panels 30mm/120kg/m3 |
0.10 |
0.23 |
0.60 |
0.90 |
0.80 |
0.50 |
|
|
|
Sound
Reduction Index of RW Products in dB |
|
RW.Product |
Frequency Hz
|
Date |
|
125 |
250 |
500 |
1000 |
2000 |
4000 |
|
Panels 50mm/60 kg/m3 |
22 |
30 |
30 |
30 |
30 |
34 |
|
|
Panels 50mm/100 kg/m3 |
21 |
30 |
39 |
40 |
39 |
44 |
1995 |
|
Panels 50mm/120kg/m3 |
21 |
30 |
40 |
41 |
39 |
44 |
|
|
