Mercury lamp for UV ink drying

Fri, 22 May 2026 16:32:32 +0800

Mercury UV Lamps: The Powerhouse Behind Modern UV Ink Drying

So, how do you actually rethink “light energy” for the factories of today? It comes down to something surprisingly direct: the mercury UV lamp. This isn’t just a part that cures ink. It’s a carefully built system that brings together heat and light in a way that can keep up with fast, automated production.

Let’s get into the guts of it: power, voltage, and size

These lamps are built to match what industrial power systems are already running. A typical unit runs on 400V, pulling the kind of current needed to blast out serious UV. That high-voltage choice isn’t random. It lets the lamp deliver strong power over longer runs with less loss, so the quartz tube stays at the right temperature and the light stays steady. Then there’s the size. Most are around 300mm long, and that length isn’t by accident. It gives the mercury vapor the right arc length to produce a broad UV spectrum—both shortwave and longwave. That range is what makes the lamp versatile enough to cure different inks, from a crisp surface set to deeper penetration.

Drying on UV Curing Glow

Mercury lamp for UV ink drying

Mercury UV Lamps: The Powerhouse Behind Modern UV Ink Drying

Let’s get into the guts of it: power, voltage, and size