Gallium iodide lamp for PCB factory

Fri, 24 Jul 2026 14:58:53 +0800

Getting Your PCB Curing Right with Gallium Iodide

Let’s talk about the struggle of getting resists and inks to cure perfectly on a PCB. Most people just throw standard IR heaters at the problem, but that’s a bit like using a sledgehammer when you need a scalpel. Our gallium iodide lamps are different. They’re tuned to hit that exact “sweet spot” in the light spectrum that photo-initiators actually crave. Instead of just blasting the whole board with heat, these lamps focus the energy right where it needs to be. The trick is in the heat. Because of the specific gas mix we use, you can snap-cure the surface layer without baking the rest of the board. This is huge because it means your sensitive copper traces stay safe. But a word of caution: keep an eye on your conveyor speed. If you crank up the wattage and leave the boards moving too slowly, you’re going to scorch the edges. We’ve spent a lot of time balancing the gas pressure and filament temp so the light stays steady, but you still have to play it smart with your settings. Fitting them into your line We didn’t want you to have to rebuild your entire factory just to use these. These are designed as drop-in replacements for your existing curing tunnels. We use heavy-duty quartz glass because, let’s be honest, rapid heating and cooling is brutal on hardware. We also beefed up the connectors to handle high-current loads. No one wants a terminal burnout in the middle of a big run. Just do me a favor: check your power supplies. If the voltage doesn’t match the lamp, you’re either going to end up with tacky, under-cured boards or a dead filament. Why the price is actually fair Here’s the deal: we handle everything. We source the quartz, we fill the gallium iodide gas—the whole nine yards. Since we aren’t paying a middleman or slapping a fancy corporate logo on the box, we can keep the cost down without cutting corners on the tech. You get the power you need (the mW/cm² that actually matters) without the “brand name” tax. One last thing. These lamps gethot. Really hot. Make sure your cooling fans are actually working, or you’ll risk warping your housing.

Gallium iodide lamp for PCB factory

Wed, 15 Jul 2026 12:20:33 +0800

Getting PCB Curing Right with Gallium Iodide

We build Gallium Iodide (GaI) lamps for the people who have to deal with the nightmare of tight tolerances in PCB factories. Standard mercury lamps are fine for some things, but they aren’t precise. GaI technology is different. It shifts the light spectrum to hit exactly what the photoresist needs. That’s why people were hovering around our modules at the 2026 print show—we’ve finally figured out how to stop that annoying depth-of-cure problem in HDI boards. The science part (simplified) Here is how it works: these lamps pump out high-intensity UV radiation between 250nm and 350nm. We tune them to hit the peak absorption frequency of your resist. The result? Your boards cure faster, but the substrate doesn’t overheat. Because the spectral band is so narrow, you don’t get that “stray light” that usually blurs the edges of your fine circuit traces. Everything just stays sharp. The hardware side of things We use high-purity quartz envelopes so the UV light doesn’t get blocked or weakened. Then, we wire them into custom arrays so the light hits every inch of the PCB panel evenly. But a word of warning: you can’t just plug these into any old ballast. You need precise current control, or you’ll burn out the electrodes way too fast. And then there’s the heat. GaI lamps run hot. Like, really hot. If your conveyor cooling isn’t up to the task, your substrates will warp. We usually suggest adding integrated air-cooling manifolds to keep things stable. What this means for your shop floor For the engineers, this is a relief. It’s a drop-in replacement for those aging mercury systems. You get cleaner lines and your cycles get shorter. We spent a lot of time on the footprint, too. We wanted to make sure these fit into your existing curing tunnels so you don’t have to tear down and rebuild your whole machine. If you’re pushing for 2 micron trace widths, you’re going to need this kind of spectral purity. It’s the only way to make sure those lower layers actually cure properly.

PCB on UV Curing Zone

Gallium iodide lamp for PCB factory

Getting Your PCB Curing Right with Gallium Iodide

Gallium iodide lamp for PCB factory

Getting PCB Curing Right with Gallium Iodide