UV Inkjet Label Press

UV Inkjet Label Press: High-Speed Digital Printing Solution for Customized Label Production

Shanghai Honghua Digital Equipment Co., Ltd. announces the launch of an intelligent, plateless UV Inkjet Label Press for high-precision label production. It is an industrial digital printing system with the dimensions of 2m x 1.5m x 1.9m and weight of 1500kg. It provides CMYK four colour print with max. printing width of 322 mm. The press uses dual LED + traditional curing technology, has a repeat positioning precision of 0.005 mm, and can process substrates with a width between 75 mm and 350 mm. This product is designed for a 20-year service life with lifetime maintenance, it lowers setup waste and typical plate-making expenses, and is appropriate for short-to-medium production runs. Our system includes automatic printhead protection and full-circuit ink temperature regulation for faultless year-round performance and is backed by 13 technical patents and 20 years of manufacturing experience.

What Makes This Digital Printing System Different?

The plate making process for flexo is usually costly, takes a long time to set up and creates a large amount of waste in the calibrating process. Our solution eliminates these restrictions completely.

Our Piezoelectric Drop-on-Demand technology prints UV-curable inks directly onto surfaces which are immediately polymerised using precision-controlled UV-LED and mercury vapour lamps. This results in cost-effective variable data printing and bulk customisation without the need for physical plates.

If you’re doing runs of between 3,000 and 5,000 meters, you’ll get a lot more profit than flexo since you have no plate costs and very little substrate loss. This technology allows just-in-time distribution and versioning not economically achievable by conventional means.

Core Technical Specifications

Advanced Technical Features for Industrial Reliability

Patented Precision Architecture

Our extremely high precision machined base plate is heat treated numerous times to avoid permanent deformation. The integrated printing machines assure a repeat positioning precision of 0.005 mm, required for the building of multi-layer labels.

Smart Ink Management

Patented ink circuit design with full-path temperature control from main cartridges. This enables uniform viscosity and  printing in every season. Holiday mode is engaged within one minute of power off to safeguard the ink systems during periods of non-use.

Exclusive Printhead Protection

Zero light leaking via slit LED technology prevents printhead clogging during operation. Smart protection with automatic foreign object detection technologies. Printhead life is 3-5 years with regular maintenance.

Multi-Stage Negative Pressure Design

The technical approach delivers the best possible uniformity of ink flow from all nozzles. Combined with automatic cleaning cycles it minimises jet-outs and guarantees linear void-free output.

Seamless Print Technology

The patented splice method allows for a seamless production with no apparent seams. This is an important need for high quality label applications that require a consistent look.

Substrate Versatility and Material Compatibility

Your UV Inkjet Label Press may be used on porous or non-porous surfaces with great adherence and durability.

Compatible substrates include BOPP, PE, PET, metallic foils and paper stocks 0.02 mm to 1 mm in thickness. UV-curable inks provide filmic surfaces scratch resistance and chemical resilience, unlike water-based solutions.

For low energy substrates such as certain poly propylene films, corona treatment or in line primer application assures adhesion satisfies FINAT FTM 1 tape testing criteria. The ink has a high surface tension affinity for high speed applications.

The press allows for secondary printing front and back with arbitrary colour overprinting, therefore giving you more creative options for complicated label designs.

Real-World Applications Across Industries

Pharmaceutical and Nutraceutical Labeling

Print high security labels with serialised QR codes and anti-counterfeiting micro-text at rates up to 50-75 meters per minute. The system ensures that 100% of the data is accurate for track-and-trace regulatory compliance.

If Low Migration UV inks are used with verified curing procedures, the requirements of the Swiss Ordinance and Nestlé Guidance Note standards for food-contact applications may be met.

Craft Beverage & Speciality Food

Create white ink wine and craft beer labels with great opacity on clear or textured materials. The “no-label” appearance stays moisture resistant in cold-chain distribution.

Industrial & Chemical Labels

Create labels for GHS compliance applications that are resistant to severe solvent exposure and external weathering on HDPE barrels. Modern UV ink formulations are designed to have particular elongational qualities to avoid cracking, even in tight mandrel vial applications.

UV Inkjet Label Press Quality Control Standards You Can Trust

Rigorous inspection standards baked into every run are a must for industrial dependability.

Ink Test Compliance

Cross-hatch tape testing (ASTM D3359) is a proven way to verify bond strength to substrates to ensure labels stay in place throughout their service life.

Degree of Cure Assessment

MEK (Methyl Ethyl Ketone) rub tests indicate full conversion of monomer to polymer, which prevents ink migration or tackiness that would affect the performance of the label.

Colour consistency control

The UV Inkjet Label Press features inline spectrophotometers that provide a Delta E < 2.0 during the whole production run, in keeping with the ISO 12647-2 criteria for colour accuracy.

Monitoring Nozzle Integrity

Automated vision systems identify damaged nozzles or jet-outs in real-time, avoiding linear voids from impacting output quality.

Precision of Registration

Multi-pass or hybrid decorations are within ±0.1 mm tolerance due to mechanical and electronic registration techniques.

FAQ

Q: What is the comparison with flexo for lengthy production runs?

A: Flexo has a lower cost of inks per litre but the product is more lucrative for runs of up to 3,000-5,000 meters since there is no cost of plates and set-up waste is small.

Q: Do I always need primer for film substrates?

A: A lot of UV inks have high surface tension affinity. However, certain low energy surfaces such as some polypropylenes may need corona treatment or an in-line primer to pass FINAT FTM 1 testing for high speed applications.

Q: Does it meet food packing requirements?

A: Yes, subject to the use of Low Migration UV inks and verified curing techniques to fulfil the requirements of the Swiss Ordinance and Nestlé Guidance Note.

Q: What is the printhead lifespan?

A: Industrial piezo printheads generally have a life of 3-5 years with adequate daily maintenance and automated cleaning cycles, depending on ink flow and operating environment.

Q: Will ink crack on small-diameter containers?

A: Modern UV inks are developed with special elongational qualities so they are flexible and do not break, even on tight mandrel pharmaceutical vial applications.

Contact Us

Ready to eliminate plate costs and accelerate your label production turnaround with UV Inkjet Label Press? Contact our technical team at [email protected] to discuss your specific application requirements.