The product uses surface modification technology to improve the dispersibility in water-based systems, avoiding flocculation and precipitation during storage and use. It has excellent water resistance, with a water resistance rating of level 5, ensuring that the printed color will not fade or blur after contacting water. It meets FDA and EN71-3 safety standards, making it suitable for food packaging printing. In addition, it has high color strength, which can reduce the dosage of pigment in ink formula, effectively reducing production costs for ink manufacturers.
The particle size of the product ranges from 0.2 to 0.4 micrometers, with a color strength of 97% compared to the standard. The oil absorption is between 18 and 22 grams per 100 grams, and the pH value is controlled between 7.5 and 8.0, suitable for most water-based ink systems. The density is 4.2 g/cm³, volatile content ≤0.7%, water-soluble matter ≤0.4%. It is packaged in 10kg plastic drums, which are easy to store and transport. It has passed strict stability tests, ensuring that it will not precipitate or deteriorate within 6 months of storage.
This water-based iron oxide blue pigment is mainly applicable to water-based flexographic ink, water-based offset ink, food packaging printing, stationery printing and cosmetic packaging printing. Its target industries include printing and packaging industry, stationery manufacturing, cosmetic packaging industry and food processing industry. Typical application cases include food packaging bag printing, children's picture book printing, cosmetic box surface coloring, etc. It can provide bright and durable blue color, and meet the environmental protection requirements of modern printing industry.
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