Replacement UV lamp for Hanovia

Wed, 17 Jun 2026 20:56:17 +0800

Out on the press floor, you know the drill. Thick-layer screen or flexo prints start to fail when the UV system can’t push the photoinitiators all the way through the build. You end up with surface tack and pigment that’s still uncured. You slow the line, crank the lamp power, and the rejects still pile up. What actually matters, technically We build replacement Hanovia UV lamps as medium-pressure mercury vapor sources, and we lock in a stable spectral output profile. The dominant 365 nm line is what drives deep absorption in the photoinitiators most of us run. At the same time, balanced 385–405 nm content gives you the surface-to-depth cross-linking you need on thicker jobs. We tune peak irradiance so you get high energy density at the substrate plane, not just big lamp wattage on paper. A dichroic-coated reflector concentrates the output into the active band and cuts down wasted heat. Ozone-free quartz envelopes keep the workspace cleaner and keep the reflector from getting hammered by degradation. Why this approach holds up in real production Thick-layer printing comes down to penetration. When the lamp holds output across the full curing window, you get instant surface cure plus full through-cure, even in heavy ink or coating builds. That means cross-linking is consistent from bottom to top, so residual tack disappears, abrasion resistance improves, and you stop chasing off-spec parts. You get faster cycle times without running the temperature up, lower energy per part, and fewer reprints. In the field, we’ve seen stable output past 5,000 hours, with less than 5% drop in the key wavelengths—as long as the lamp and reflector are maintained. The things you can’t skip Matching is mandatory. Confirm arc length, bulb diameter, end-fit, and reflector geometry exactly for your Hanovia system. Output drops as the lamp ages and as the reflector coating degrades, so schedule reflector inspection when you replace the lamp to keep peak irradiance where it counts—at the substrate. Check that your power supply can drive the lamp at the specified current, and confirm shutter duty cycles if you’re running at high speed. Treat the quartz like the consumable it is: keep it clean, avoid fingerprints, and stay within the rated operating temperature window.

Hanovia on UV Curing Module

Replacement UV lamp for Hanovia