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ïîêðûòèå |
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PHYSICAL
PROPERTIES |
TEST METHODS
|
UNITS
|
TYPICAL
VALUES |
THICKNESS |
ASTM D2103 |
mm |
3 |
TENSILE STRENGTH |
TOP LAYER |
ASTM D412 |
Kg/sq.cm |
> 120 |
BOTTOM LAYER |
> 160 |
TEAR STRENGTH |
TOP LAYER |
ASTM D412 |
Kg/cm |
> 90 |
BOTTOM LAYER |
> 100 |
ELONGATION |
TOP LAYER |
ASTM D412 |
% |
350 |
BOTTOM LAYER |
250 |
HARDNESS(SHORE A) |
TOP LAYER |
ASTM D2240 |
- |
50 |
BOTTOM LAYER |
60 |
GRAVITY |
TOP LAYER |
ASTM D792 |
- |
1.3 |
BOTTOM LAYER |
1.4 |
ELECTRICAL
PROPERTIES |
TEST METHODS
|
UNITS
|
TYPICAL
VALUES |
SURFACE RESISTIVITY |
TOP LAYER |
ASTM D257 |
ohm/sq. |
< 10E9 |
BOTTOM LAYER |
ASTM D491 |
< 10E5 |
VOLUME RESISTIVITY |
TOP LAYER |
ASTM D257 |
ohm/sq. |
< 10E8 |
BOTTOM LAYER |
< 10E4 |
STATIC DECAY |
EIA-541 |
sec. |
< 0.01 |
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