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PMX749 is a white polyester film with a glossy satin finish and a pre-treatment on both surfaces to promote adhesion to many printing inks and industrial coatings. This high opacity product can be used as a base for security printing, pressure sensitive labels, pre-paid card, multiple use tickets and many other general printing applications.
Typical Values
| Property | Test Method | Unit | 36 | 50 | 75 | 100 | 125 | 175 | 250 | 330 |
|---|---|---|---|---|---|---|---|---|---|---|
| Film Yield | – | m²/Kg | 19.6 | 14.1 | 9.4 | 7.1 | 5.7 | 4.1 | 2.8 | 2.1 |
| Unit Weight | – | g/m² | 51 | 71 | 106 | 140 | 175 | 245 | 355 | 481 |
| Density | – | g/cc | 1.40 | 1.40 | 1.40 | 1.40 | 1.40 | 1.40 | 1.40 | 1.40 |
| Total light transmittance (max) | ASTM D1505 | % | 24 | 18 | 13 | 8 | 7 | 4 | 2 | 1.4 |
| Gloss | ASTM D1003-77<br><small>(Gardner hazemeter)</small> | % | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 44 |
| Tensile Strength at break (min) | ASTM D2457 | Kgf/mm²<br>MD<br>TD | <br>14<br>17 | <br>14<br>17 | <br>14<br>17 | <br>14<br>17 | <br>14<br>17 | <br>14<br>17 | <br>14<br>17 | <br>14<br>17 |
| Elongation at break | ASTM D882-80 | %<br>MD<br>TD | <br>119<br>119 | <br>119<br>119 | <br>119<br>119 | <br>119<br>119 | <br>119<br>119 | <br>119<br>119 | <br>119<br>119 | <br>119<br>119 |
| Upper melt temprature | ASTM E794 | °C | 255 to 260 | 255 to 260 | 255 to 260 | 255 to 260 | 255 to 260 | 255 to 260 | 255 to 260 | 255 to 260 |
| Coefficient of thermal<br>expansion <small>(between 20 and 50°C)</small> | – | cm/cm/°C<br>MD<br>TD | <br>19 x 10¯⁶<br>16 x 10¯⁶ | <br>19 x 10¯⁶<br>16 x 10¯⁶ | <br>19 x 10¯⁶<br>16 x 10¯⁶ | <br>19 x 10¯⁶<br>16 x 10¯⁶ | <br>19 x 10¯⁶<br>16 x 10¯⁶ | <br>19 x 10¯⁶<br>16 x 10¯⁶ | <br>19 x 10¯⁶<br>16 x 10¯⁶ | <br>19 x 10¯⁶<br>16 x 10¯⁶ |
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