691DIG Clear Medium Release Polyester Overlaminate
691DIG is based on a water clear polyester film specifically formulated to protect the underlying printed label by screening harmful UV rays. It is surface treated with a non-silicone release for smooth controlled unwind, and features a high grade emulsion acrylic adhesive system, specifically tested for adhesion to challenging digitally printed surfaces. 691DIG meets the highest standards of optical clarity, is demensionally stable and exhibits excellent resistance to moisture, chemicals, acids, alkali's, oil sunlight, weathering and aging. This product meets specification for indirect food contact, FDA file: 21 CFR 177.1630 and 21 CFR 175.
Light Release Coating
.00092 UV Resistance PET Film
.0005 Emulsion Adhesive |
| Backing (mils) |
.92 |
Biaxially Oriented Polyester Film |
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| Adhesive (mils) |
.5 |
8 lbs. / Ream Emulsion Acrylic |
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| Total Thickness (mils) |
1.42 |
+/- 10% Tolerance |
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| Performance |
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| Peel Adhesion to steel (oz./in. of width) |
18 |
30 min. conditioning |
| (180) degree peel @ 12 sec./in. Dwell) |
28 |
24 hr. conditioning |
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| Un-wind Adhesion to steel (oz./in. of width) |
12 |
30 min. conditioning |
| (180 degree peel @ 12 sec./in. Dwell) |
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| Adhesive Tensile Strength (oz./1" x 1") |
22 |
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| (Loop Tack) |
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| UV Absorbance (AU) |
2.0 to 3.25 |
Between 200 to 380 (nm) |
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| Film Elongation (% at break) |
115 |
MD |
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| Haze (%) |
.8 |
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| Film Shrinkage (%) |
1.6 |
MD |
| 30 min. @ 300F |
.7 |
TD |
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| Temperature Range (degrees F) |
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Application |
+32 to +150 |
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Operating |
- 40 to +300 |
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| Roll Tolerances |
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| Roll Length |
+/- 5% of roll length |
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| Roll Width |
+/- .0625 (1/16th) |
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| Apperance: (particulate contamination) |
0 to 5 |
> 100 micron |
| (parts / msi) |
5 to 15 |
< 50 micron |
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10 to 25 |
< 10 micron |