GPP Gravure Surface Printing Ink
Key words:
Classification:
Detailed introduction
1. varieties and uses
GPP series table printing ink is dedicated to a variety of film surface printing gravure printing ink, with high color concentration, high gloss and high adhesion fastness, suitable for shopping bags, daily necessities, fiber bags, paper towels and food outsourcing and other light packaging.
2. application characteristics
- Low odor, low solvent residue, smooth ink film, high gloss, good anti-blocking, good adhesion fastness;
- Good printing leveling and transfer, good level pattern and fine dot reproducibility, four-color overprint clear;
3. Adaptation Substrate
Surface treated high low density polyethylene (HDPE, LDPE) and polyolefin (PO) films (surface tension ≥ 38 dynes).
Treated OPP and CPP films (surface tension ≥ 38 dynes); cellophane, cellulose films and some polyester films; paper, aluminum foil and polyvinyl chloride aluminized films.
4. dilution operation
Common diluent ratio
| Name | Toluene | Xylene | Isopropyl alcohol | isobutanol | Ethyl acetate | butyl acetate |
| quick dry | 60 | — | 30 | — | 10 | — |
| Medium stem | 60 | — | 20 | 10 | 5 | 5 |
| Slow dry | 50 | 10 | 10 | 20 | — | 10 |
Specific use, should be based on the type of printing machine and specific printing conditions, selection and adjustment
The company according to customer application can provide supporting diluent
5. printing viscosity
White Ink: Zahn No.2 Viscosity Cup 17-20 Seconds 25 ℃
Color ink: zahn 2 viscosity cup 19-24 seconds 25 ℃
6. considerations
- This series of inks have poor high temperature resistance and grease resistance, and are not suitable for high temperature sealing and cutting and packaging bag printing containing a large amount of grease contents.
- All containing dyes or permeable color (such as lotus, purple, aristocratic blue, dark blue, pink, rose red) products printing all kinds of plastic film, need to pay special attention to color migration, permeability and anti-adhesive requirements.
* This information is synthesized according to the actual production and experiment. Whether the product performance is suitable for your company's requirements depends on the specific application conditions and whether the materials to be printed meet the requirements. We suggest that users should know whether the product meets their requirements before starting printing. Since we cannot predict or control the conditions of use of your products, we cannot guarantee the effectiveness of your products. *
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