1. Product Introduction Water based blister varnish is used for printed paper and PET, PVC blister packaging, it is drying speed fast, anti-stick, smooth feel, scratch resistance, wear resistance, no defective products, high production efficiency. It has excellent blister property for PET and PVC, and good blister strength, blister effect’s validity is long
2. Technical Parameter
Appearance
Milky white liquid
Solid content
35%+/-5
Viscosity
15-25 S
PH value
7-8 S
Adsorption capacity
≥5N/m
Blister temperature
120℃-140℃
3. Main Feature 1) Strong adsorption capacity, drying fast 2) Scratch resistance, long time shelf life after coating
4. Operating Guide We advise 4-6g/m2 to coat on paper fully with rolling coating machine. The temperature of the drying channel should be controlled at about 60-90℃, and the rotation speed is 25/M/ min -45m/min. Blister temperature should be adjusted according to different bubble shell, we recommend the temperature at about 120-140℃, time is 1-4 second. If blister bubble shell such as PVC and PET, the blister temperature should be decreased
5. Packaging and Storage 1) Packaging and packaging specifications: plastic drum, net weight 20KG/25KG 2) storage conditions and shelf life: cool and ventilated place, storage temperature is not more than 30℃, stored for one year