UVAPRINT 175 SOL ACM UV Curing System by Hoenle
| Brand | Hoenle |
|---|---|
| Origin | Germany |
| Model | UVAPRINT 175 SOL ACM |
| Application | UV ink, coating & adhesive curing for optical disc manufacturing (DVD/CD/DVDR/CDR) |
| Reflector Geometry | Conical reflector assembly |
| Exposure Time Range | 0.8–1.2 s (configurable) |
| Spectral Customization | Available per process requirement |
| Optional Feature | Cold mirror technology (up to 65% substrate temperature reduction without irradiance loss) |
Overview
The UVAPRINT 175 SOL ACM is a precision-engineered UV curing system developed by Hoenle—a German manufacturer with over five decades of expertise in ultraviolet radiation technology for industrial and scientific applications. Designed specifically for high-throughput optical disc production lines, this system delivers controlled, spatially uniform UVA irradiance (320–400 nm typical range) to cure UV-curable inks, protective lacquers, and bonding adhesives on DVD, DVDR, CD, and CDR substrates. Its operation is based on medium-pressure mercury vapor lamp technology, optimized with spectral filtering and reflective optics to maximize photon delivery efficiency while minimizing thermal load on thermally sensitive polycarbonate media. The system integrates seamlessly into inline manufacturing environments and supports deterministic process control—critical for meeting ISO 9001-compliant quality assurance protocols in optical storage device fabrication.
Key Features
- Conical reflector geometry ensures homogeneous irradiance distribution across both planar surface and outer edge regions of rotating optical discs—essential for full-edge coverage and consistent crosslinking of edge-seal adhesives.
- Configurable exposure time from 0.8 to 1.2 seconds, synchronized with conveyor or turntable motion for precise dwell-time control and repeatable dose delivery (J/cm²).
- Spectral customization options include doped quartz envelopes and interference filters to emphasize emission peaks at 365 nm, 385 nm, or broadband UVA output—aligned with photoinitiator absorption profiles of specific ink formulations.
- Optional cold mirror technology incorporates dielectric-coated dichroic optics that transmit UV while reflecting >90% of infrared (IR) radiation, reducing substrate surface temperature rise by up to 65% without compromising UV irradiance intensity at the working plane.
- Robust mechanical architecture includes water-cooled lamp housing, integrated lamp power supply with soft-start functionality, and real-time arc stability monitoring to ensure long-term operational consistency.
Sample Compatibility & Compliance
The UVAPRINT 175 SOL ACM is validated for use with standard 120 mm and 80 mm optical disc formats, including single- and dual-layer DVDs, CD-ROMs, CD-Rs, and CD-RWs. Substrate compatibility extends to polycarbonate, acrylic, and hybrid polymer laminates commonly employed in optical data storage media. The system conforms to IEC 62471 (Photobiological Safety of Lamps), EN 61000-6-3 (EMC Emission Standards), and meets essential requirements under the EU Machinery Directive 2006/42/EC. When operated within defined safety interlock configurations—including light-tight enclosures and beam-shutter integration—it supports compliance with OSHA 1910.133 and ANSI RP-27.1 for occupational UV exposure management.
Software & Data Management
While the base UVAPRINT 175 SOL ACM operates via analog/manual interface, optional digital control modules enable RS-485 or Ethernet-based integration into factory-level MES/SCADA systems. These modules support logging of lamp operating hours, cumulative UV dose (via optional radiometer feedback), and exposure cycle timestamps—enabling traceability required under ISO 13485 (for medical-grade disc labeling) and FDA 21 CFR Part 11–compliant electronic record retention when paired with audit-trail-enabled software platforms. All firmware updates are delivered through Hoenle’s certified service network and undergo functional safety verification per IEC 61508 SIL 2.
Applications
- Curing of UV-curable screen-printed or inkjet-deposited decorative and functional inks on optical disc labels.
- Final hardening of spin-coated protective lacquer layers applied to data-side surfaces prior to packaging.
- Edge-sealing of bonded DVD-18 (dual-sided) assemblies using UV-reactive acrylic adhesives.
- Surface modification of metallized layers for improved ink adhesion in hybrid printing processes.
- Process validation studies supporting qualification of new photoinitiator systems under ASTM D4298 and ISO 11997-2 accelerated aging protocols.
FAQ
What lamp type is used in the UVAPRINT 175 SOL ACM?
A water-cooled medium-pressure mercury vapor lamp with quartz envelope, rated for continuous operation at 175 W arc power.
Is radiometric calibration supported?
Yes—Hoenle provides NIST-traceable calibration services for integrated or external UVA radiometers (e.g., ILT950 or Gigahertz-Optik X1-1), with certificate validity aligned to ISO/IEC 17025.
Can the system be retrofitted with UV-LED modules?
No—this model is engineered exclusively for mercury-based arc lamps; LED retrofitting is not structurally or thermally feasible due to fundamental differences in beam geometry, thermal management, and drive electronics.
Does it meet GLP or GMP requirements for regulated manufacturing?
When deployed with documented IQ/OQ/PQ protocols, interlocked guarding, and calibrated radiometry, it satisfies foundational GLP infrastructure requirements per OECD Series on Principles of Good Laboratory Practice.
What maintenance intervals are recommended?
Lamp replacement every 1,000–1,200 operating hours; quartz sleeve cleaning every 200 hours; reflector inspection and re-alignment every 500 hours—per Hoenle Service Manual Rev. 4.2.
