Aqua Ultraviolet lamp bulb

Thu, 18 Jun 2026 07:27:45 +0800

On an automatic oval screen press, the flash-dry station is usually the bottleneck. If the UV lamp can’t hit the required energy density in that short dwell window, you end up slowing the line just to avoid under-cure and adhesion issues. The Aqua Ultraviolet lamp bulb was built to cut flash-dry time while still giving you the cure depth you need, so the press can run faster without giving up print quality. Here’s what actually matters: spectral output and irradiance. The Aqua bulb is a high-pressure mercury vapor lamp with a solid 365 nm peak and strong UVA output across 320–400 nm, which lines up with how photoinitiators in UV-curable inks absorb. At the substrate plane, peak irradiance hits 1200 mW/cm² (measured at 10 mm), so you can hit 600–800 mJ/cm² in typical flash exposures. The quartz arc tube stabilizes the arc quickly, and the reflector uses a dichroic coating to push more UV through while keeping IR heat off the substrate. Rated life is 1000 hours with less than 10% output decay, and it’s ozone-free, so the air in the shop stays cleaner. Why this matters on the floor is straightforward: shorter flash-dry time equals higher throughput. With the Aqua bulb, you can trim the flash dwell per cycle by 20–30% and still get full cross-linking. That eases the dwell constraint on the oval press, bumps impressions per hour, and drops energy use per print. You also get consistent cure across the width, which keeps tack and blocking down on stacked sheets. When you install it, double-check reflector alignment and substrate distance. Output falls off roughly as 1/r², so keeping a 10–15 mm working distance is critical. And make sure the power supply matches the lamp’s ignition and operating voltage — mismatched ballasts cause an unstable arc, shorten lamp life, and hurt spectral stability.

Ultraviolet on UV Lamp Pro

Aqua Ultraviolet lamp bulb