1.3 Soft-Velvet / Anti-Scuff Type
PROPERTIES | UNIT | TYPICAL VALUES | TEST METHOD | ||
---|---|---|---|---|---|
SOFT-VELVET | ANTI-SCUFF | ||||
AVERAGE THICKNESS |
X-BAR | ㎛ | 32MIC | 31MIC | PKC-METHOD |
R-BAR | +/- 5% | ||||
HARDNESS BY PEN | F-11 | PKC-METHOD | |||
TREATMENT | DYNE/CM | I.S 46↑/O.S 41↑ | |||
TENSILE STRENGTH |
MD | kg/㎟ | 11 | 8.1 | ASTM |
TD | 14.6 | 13 | D-882 | ||
ELONGATION AT BREAK |
MD | % | 165 | 177 | ASTM |
TD | 42 | 45 | D-882 | ||
HEAT SHRINKAGE |
MD | % | 6.6 | 2.25 | ASTM |
TD | 4.6 | 1.5 | D-1204 | ||
COEFFICIENT OF FRICTION |
OUT/INSIDE | US | 0.33 | ASTM | |
OPP/OPP | UK | 0.32 | D-1894 | ||
HAZE | BASE FILM | % | 80 | 90 | ASTM-1003 |