Gallium iodide UV lamp 5kW 400V

Fri, 05 Jun 2026 06:59:18 +0800

On an MHM press, that UV lamp is the thermal heartbeat of the whole line. When output dips, you know it right away—tailing, incomplete cross-linking, and scrap piling up. We built our gallium iodide 5kW 400V UV lamp as a direct, high-performance swap for the original, not as a compromise. It holds stable spectral output and repeatable curing, so makeready and run cycles stay predictable. Here’s the technical core, and it’s straightforward. The gallium iodide dopant shifts the emission toward the 385–405nm band, where a lot of modern UV ink photoinitiators pick up energy efficiently. At 5kW on a 400V supply, the arc runs at the right current density, giving you high peak irradiance across the web profile. Pair that with a high-reflectivity dichroic reflector, and you get more energy density at the substrate without cranking the lamp current. What that translates to on the floor is faster curing, lower peak temperature on thin substrates, and a consistent cure even when you push press speeds. Why it works for MHM comes down to fit and economics. We match the lamp geometry, arc length, and terminal configuration, so the install is clean and straightforward. The output is tuned for offset, flexo, screen, and other common industrial printing processes—use the same lamp platform, just pick the spectral choice that fits the ink system. You end up with higher throughput, less energy draw per part, and longer lamp life, which drops your cost per printed sheet. One practical heads-up: gallium iodide lamps are sensitive to operating temperature and ballast stability. Keep the airflow where it should be, and keep the power supply within tolerance. If you don’t, you’ll see spectral drift and the lamp ages faster than it should. And after every lamp change, confirm the reflector alignment. A small misfocus can wipe out most of the performance you just gained.

5kW on UV Lamp Lab

Gallium iodide UV lamp 5kW 400V