Wavelength for gallium iodide lamp

Wed, 17 Jun 2026 19:46:01 +0800

In a small-to-mid screen or flexo shop, profit and downtime usually hinge on one thing: the lamp. When the UV unit starts to miss, you get incomplete cross-linking, a tacky surface, and colors that drift as the lamp ages. We built our gallium iodide lamps to deliver repeatable, spec-grade curing for shops that need uptime, not hype. It comes down to wavelength control. Gallium iodide doping pushes the dominant output toward the 365 nm and 385 nm bands, which lines up with the absorption of the photoinitiators in most UV inks and coatings. That targeted spectral output gives you higher peak irradiance at the right photon energy, so you cure in one pass without cooking thin substrates. We hold output stability hard: 5,000+ hours with less than 5% drop in irradiance, low spectral drift, and consistent dose delivery. In practice, that means fewer rejects, fewer speed tweaks, and color that stays put on press. Here is why it fits the way small and medium plants run: mixed jobs—plastics, foils, dark substrates—where energy density and spectral match actually matter. With repeatable dose, stable intensity, and long lamp life, you can push cycle speed, keep dot gain under control, and cut down on lamp changes. Energy use drops because the reflector and dichroic coating focus usable UV onto the substrate, not waste heat. The payoff is curing that stays consistent on press and on the stack, shift after shift. A few real-world details: gallium iodide lamps are particular about ignition voltage and ballast matching. They need a stable power supply and correct reflector alignment to keep the designed peak irradiance profile intact. Before installation, confirm your printer’s lamp compartment length, electrical interface, and cooling airflow. Set a baseline with a spectral radiometer, then dial cure speed to match your ink chemistry. Expect the lamp to run hot. Keep ventilation adequate, and keep flammable films out of the hot zone.

Wavelength on UV Lamp Pro

Wavelength for gallium iodide lamp