NBR/PVC Foam in sheet or in roll for Sound absorber:
1, Closed Cell NBR/PVC Foam for the Automotive always with the density 70-90kgs/m3, with the one side or both sides skin, or one side skin, another side with the adhensive
2, Closed Cell NBR/PVC Foam for the Construction always with the density45-55kgs/m3, and with the both sides skin
3, Open Cell NBR/PVC Foam for the Automotive always with the density 60-70kgs/m3, both sides skin ,and thickess from 20mm to 32mm, and the open cell nbr/pvc with the slowly rebond,, the good using for the Automotive...
4, With the SGS, ROHS Ceritifcations
5, And the large applications : for the Automotive, Construction and Builing, Electrioncs, Packing...
| Testing Items |
Unite |
Standard
(GB/T 17794-2008) |
Testing Result |
| Apperance |
|
Smooth surface, no bubbles and cracks |
Smooth surface, no bubbles and cracks |
Pass |
| Density |
kg/m3 |
≤95 |
69 |
Pass |
| Water Absorption(vacuum) |
% |
≤10 |
9 |
Pass |
| Compression rebound rate (compression ratio 50%, 72h) |
% |
≥70 |
91 |
Pass |
| Dimensional Stability (105ºC,7d) |
% |
≤10.0 |
7.2 |
Pass |
| Thermal conductivity (Average Temperature 40ºC) |
W/ (m • K) |
|
0.041 |
Pass |
| Oxygen Index |
% |
≥26 |
28.1 |
Pass |
| Tensile Strength |
MPa |
-- |
0.014 |
-- |
| Tensile Break Rate |
% |
-- |
14.64 |
-- |
| Tear Strength |
N/cm |
-- |
7.8 |
-- |
| Temperature resistance,Low tempreture(-40ºC±1ºC,5h) |
|
Soft, no Cracking |
|
Pass |
| Temperature resistance, High tempreture(105ºC±3ºC,7d) |
|
≤10.0 |
7 .14 |
|
| COMPRESSION DEFLECTION |
Kpa |
≤5.0 |
2.9 |
|
Topsun, the Professional supplier for the Foams for the large used for Construction/Bluiding, Marine, Automotive, Insulation, Packing, Shoes and Footwear, Sport/GYM Production....
Any other details, pls connect with us freely, Warmly Welcome and Servcie for you in 24HRS...
topsunfoam.en.made-in-china.com
Audited Supplier 
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