UV lamp spectral peak 365nm

Tue, 02 Jun 2026 01:47:26 +0800

On the floor, metal and glass jobs don’t give you much room for error. If the cure doesn’t match the substrate, you see failures fast. Under-crosslinked ink from low-energy cure means the bond folds at the edge test, and you’re scrapping or reworking. We built a 365nm mercury-vapor UV lamp with one focus: deliver the photon density that drives full polymerization on the most inert surfaces. What matters, technically This lamp is built around a 365nm spectral peak—the wavelength that efficiently excites photoinitiators in many thick-film and adhesion-promoting formulations. High peak irradiance, measured above 10 W/cm² at the arc, gives you the photon flux needed for deep through-cure without overheating the print. A dichroic-coated reflector concentrates output into a defined curing window and cuts wasted IR, so heat stays off thin substrates. Output stays stable thanks to an ozone-free quartz envelope and controlled arc spacing, so energy density at the web is repeatable run after run. Why it works in the real world On metal and glass, adhesion comes down to full crosslinking right at the interface. The 365nm peak punches through pigment-rich layers and reaches the bottom of the ink film, so you get complete crosslinking that holds up to tape pull, solvent rub, and thermal cycling. You end up with stronger edge adhesion, fewer rejects, and faster throughput because the cure is instant and consistent. The lamp integrates with offset, flexo, screen, and gravure presses—matching arc length, reflector profile, and shutter interface to each machine’s curing station. Here are the practical details Match the lamp to the press: arc length, lamp housing, and power supply have to line up with the OEM’s curing module. Higher peak irradiance means you need tighter control of dwell distance—set it once, document it, and keep it consistent. Running at full output speeds curing, but it also increases lamp and igniter wear; plan preventive replacements around your shift schedule. If your ink set is tuned for a different peak, confirm spectral compatibility before you commit to production.

Peak on UV Curing Spot

UV lamp spectral peak 365nm