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UV Varnish
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UV 161 OP Varnish S
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"UV 161 OP Varnish S"is a UV-161 ink type UV curing varnish. It is primarily used for strengthening the resistance of label printing products.
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■ Features
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- Offers excellent balance of UV curing and adhesiveness.
- In addition to the letterpress printing it is suitable for offset lithographic offset printing.
- Excels in lightfastness and other resistances such as rub and solvent.
- Excels in trapping and yellowing resistance properties.
- Minimal misting.
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■ Properties
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| Tack Value : |
3.0 〜 3.5 |
(Ink-O-Meter, 400rpm, Water temperature 38℃, 1minute value) |
| Flow Value : |
40.0 〜 48.0mm |
(Spread-O-Meter, Room temperature 25℃, spread diameter after 1 minute (mm) |
Slide Angle (printed material) : |
25℃ or so |
(Slide angle varies depending on drying condition, stock, and ink used.) |
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■ Handling Instructions
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- Ascertain adhesiveness prior to use when applying to aluminum-laminated paper and film like stocks.
- Foil stamping is possible in certain conditions; however, select the foil and conduct suitability tests. (THIS REQUIRES SPECIAL ATTENTION).
- Certain kinds of paper and glue may adhere, but overlap width is basically required.
- It cannot be used as a UV-OP varnish for oil-based inks.
- Slip property varies depending on conditions like paper quality, curing, and humidity. Use the data given above for reference purpose only.
- Pay attention that it cures when left under sunlight or when there is a fluorescent lamp near ink fountain.
- It can be used as gloss medium to knead "UV 161" special ink.
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 2007/07/01 No.W-2
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