Alcohol Photopolymer Pad Printing Plate for Pad Printer Machine

Factory Price Alcohol Photopolymer Pad Printing Plate for Pad Printer Machine

Product Details

The Benifit Of Photopolymer Pad Printing Plate

1. Perfect Fit for the “Thin Ink Layer and Fast Drying” Characteristics of Pad Printing
Pad printing is a specialized printing method that uses a silicone pad as an intermediary to transfer images and text onto a substrate. Its characteristic is that the ink layer transferred at one time is very thin. Alcohol-soluble photopolymer, combined with alcohol solvents, have an extremely fast evaporation rate, ensuring that the ink dries and sets instantly the moment it leaves the silicone pad and contacts the substrate. This effectively prevents common physical defects in pad printing, such as “stringing,” “blurred edges,” or “misregistration.”

2. Meeting the Adhesion Requirements of Special Substrates
The biggest advantage of pad printing technology is its ability to print on irregular surfaces (such as concave/convex surfaces, cylinders, spheres, etc.), and it is commonly used on smooth or low-surface-energy materials like plastics, metals, glass, and ceramics. Alcohol-soluble photopolymer (such as polyamide photopolymer) possess extremely strong physical adhesion and chemical bonding to these non-absorbent materials at the molecular level, ensuring that the prints do not peel off and are scratch-resistant during subsequent use.

3. Environmental Compliance and Occupational Health & Safety
Traditional pad printing inks often use strong solvents such as benzenes, ketones, or esters, which have strong odors and are harmful to the human body. As global environmental regulations (such as RoHS and REACH) become increasingly stringent, factories must seek alternative solutions. Alcohol (ethanol), as a relatively eco-friendly solvent, has extremely low toxicity. Using alcohol-soluble photopolymer can reduce Volatile Organic Compounds (VOCs) emissions at the source, protect the health of workshop workers, and help enterprises smoothly pass environmental inspections.

4. Extending the Lifespan of Silicone Pads and Printing Stability
The core consumable in pad printing is the silicone pad. Certain strong solvents can corrode the silicone, causing surface aging, swelling, or loss of elasticity, which severely affects printing accuracy. Alcohol-based solvents have relatively low corrosiveness to silicone. Using alcohol-soluble photopolymer inks can effectively extend the lifespan of the silicone pad, maintaining the reproduction fidelity and clarity of the pad-printed patterns.

5. Meeting the Strict Standards of the Food Packaging and Toy Industries
Pad printing is widely applied in food packaging (such as candy wrappers and beverage bottle caps) and children’s toys. These industries have extremely strict limits on heavy metals, toxic solvent residues, and odors. Due to their low-residue and odorless characteristics, alcohol-soluble photopolymer inks have become a mandatory choice for entering these high-threshold industries.

Conclusion
Using alcohol-water photopolymer for pad printing represents the optimal balance among ensuring print quality (fast drying, strong adhesion), adapting to the pad printing process (protecting silicone pads), and aligning with environmental trends (low toxicity, odorless).

Suitable Printing Ink Types

Suitable for all commonly used pad printing inks, UV and oil based inks.