High voltage mercury UV lamp

Thu, 18 Jun 2026 07:17:42 +0800

If you run UV offset, flexo, or screen lines for wholesale accounts, you already know the two things that can’t be negotiated: brand consistency and uptime. When you’re building a private-label program, the curing platform has to be repeatable—something you can specify once, test hard, and then roll out across your customer base without surprises. Our high-voltage mercury UV lamps were built around that reality. The technical heart is a high-pressure mercury vapor discharge, tuned so the dominant line sits at 365 nm, with strong output at 313 nm and 385 nm. That spectrum is what matches the photoinitiator absorption in standard UV inks and coatings. Peak irradiance stays stable thanks to a tungsten-doped quartz envelope and a dichroic-coated reflector—keeping spectral balance while cutting down wasted IR heat. We measure output the way it matters on press: energy density at the substrate plane, in mJ/cm², not some nominal lamp wattage. Typical setups hit >1,000 mJ/cm² at a 200 mm working distance on a 300 mm lamp arc. That gives you full cross-linking at offset speeds up to 12,000 sheets/hour, and flexo speeds up to 200 m/min—without tacking issues or inter-color bleed. This platform works for brand-building because it’s modular and repeatable. We supply OEM-ready lamp assemblies with configurable arc length, termination options, and mounting hardware, plus the documentation you need for spectral matching, reflector geometry, and power supply compatibility. You keep control of branding and specs, while leaning on a lamp architecture that’s been proven in the field. The payoff is practical: fewer field failures, less lamp-to-lamp variance, and curing windows you can plan around. Here’s the catch: high-voltage mercury lamps demand matched ignitor and ballast profiles, and they need time to warm up before spectral output settles. Before you lock in a private-label variant, verify your power supply’s open-circuit voltage, current limits, and preheat logic. And don’t overlook cooling and orientation. Keep the reflector temperature inside the coating’s rating—overheating kills output faster than normal lamp aging ever will.

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High voltage mercury UV lamp