Stopping the Dust: How to actually hit Zero-Contamination in a Class 100 Room
If you’re running a Class 100 environment, you know the nightmare. One tiny flake of metal or a stray particle, and your whole batch is trash. Most resistive heaters are the culprits here—they outgas or just start shedding metallic oxides the moment they get hot. It’s a constant battle. We figured out a better way. We pair high-purity quartz infrared lamps with stainless steel housings that are built like tanks. The secret is in the quartz. We use synthetic fused silica. It’s different from your everyday glass. When you push it to high temperatures, it doesn’t break down or spit out those nasty volatile organic compounds (VOCs). It also handles rapid heating and cooling without cracking, which is a huge relief when you’re in the middle of a run. Plus, because infrared radiation sends energy straight to the workpiece, you don’t need forced air. No fans means no dust being kicked around your sterile zone. It’s just… quiet. Then there’s the housing. This is usually where things go wrong. Most housings have these tiny “peaks and valleys” where particles just love to hide. We use 316L stainless steel to stop corrosion in its tracks. Every single weld is back-purged and polished until it’s a mirror. And we’re done with adhesives. No glues, no sealants—nothing that can degrade over time. We stick to mechanical seals and precision machining to keep everything locked down tight. A quick heads-up on the heat. Here’s the thing: these quartz lamps pack a punch. They deliver a lot of concentrated heat, which creates a pretty steep thermal gradient. You’ll want to make sure your cooling system is up to the task. If the housing gets too hot, it can warp or mess with your room temperature, and if it expands too much, you might lose that perfect seal. Getting it running. We designed these to be drop-in replacements. You don’t need to rip out your entire setup. Just wire them into your existing controllers and you’re good to go. It’s a simple swap. No more worrying about particulate fallout ruining your wafers or medical components. You just install it, turn it on, and breathe a little easier.