UV309 Reverse coating varnish（Ultra transparent）

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UV309 Reverse coating varnish（Ultra transparent）

Be applicable to the UV curing device of roller coating machine, flexo coating machine, rubber blanket roller coating machine and partial paper coatin...

Product features
Type and name
needing attention
Ink physical property value
Packaging specifications

1.Can be matte effect, ultra transparent, Pretty good when coating on the white card paper or coated paper.
2.Very good performance of rub resistance and surface smoothness.
3.Performance of gold stamping is poor.
4.good adhesion,after drying, ink skin has good adhesion, good flexibility, not easy to fracture.
5.After drying, the varnish is ultra transparent.

UV309 Reverse coating varnish（Ultra transparent）

1. Note that the speed should be suitable according to the UV lamp's power and the use of time to avoid the UV curing is not completely and caused the bad situation of papers stick to anther; Suggested curing conditions:
40-80m/min，80-120w/cm mercury lamp 2-3 pcs；power 50-120mJ/c㎡。
2.If needing to be covered with plastic film, gold stamping, etc. it should be tested during the processing, select the appropriate glue film and foil material and confirm the processing conditions are workable. Please use UV printing ink for base ink printing, if the other type of ink, please test the adhesion is ok or not; if necessary, should be processed with UV base inks.
3. In the process of using UV, it is suggested that cleaning the dust and inks or other sediment in the inks tank regularly.
4. To avoid contact with the skin directly, if contact with skin, please wash with soap and water.
5. If the printed paper is made with reflex blue, pink or other sensitive ink color, please test UV varnish that it can change the inks color or not.
6. Dedicated ink roller cleaning agent or the isopropanol is suggested to be used as the cleaning agent.
7. Because of the absorption of ultraviolet light, the dark color inks’ curing time should be prolonged, and the speed of the transfer should be set more slowly.
8. If you want to have the smaller matte effect, it is suggested to coat with 120 lines roller and 5001 reverse base varnish, then you will get a better effect. If you want to have the bigger matte effect, it is suggested to coat with 80-100lines roller and UV302 reverse base varnish.
9. Shelf life :6 months; After the shelf life, if no appearance of any foreign body, and technical indexes is in qualified cases, then this varnish can be used continually.

Main components: light curable polyurethane resin, modified epoxy acrylic resin, light initiator, active diluent, additives.
Appearance: yellowish to pale yellow liquid.
Odor： little odor of solvent.
Glossiness：80-90° (60o ASTM) , Use the 0# bar to scrape on white cardboard and test after curing.
Viscosity：35－45s（No. 4cup,winter 25℃;summer 30℃）

Iron bucket or black plastic barrel packing;
net weight 20 kg / barrel.

Reminder:

1.the above information is determined under the specified conditions, it is aimed to provide general information on the use of our products. Therefore, it should not be considered as a guarantee for the application of the product.

2.please read the MSDS data before using, different substrates may have different effects, please use the substrate to test and confirm the substrate is suitable for this process works. Any improper use ,we does not assume any liability. (All final interpretation right is reserved for the above information).