Getting the Heat Exactly Where It Needs to Be
If you buy a generic infrared reflector, you usually just get a choice of sizes. But if you’re doing R&D on glass materials, size is the easy part. The real headache? Controlling where the heat actually lands on your substrate. We spend our time obsessing over the “heat map”—the power density distribution. Because if that heat isn’t balanced, your new glass formulas are just going to crack or warp the second they hit the curing or tempering phase. And nobody wants to throw away a week’s worth of work because of a hot spot.
Shaping the Heat
Most standard reflectors are a bit lazy. They dump all the heat in the center and let it drop off at the edges. We do things differently. We tweak the geometry—the focal point and the curve of the surface—to flatten that curve or create a specific gradient. It’s all about controlling those W/cm². Depending on what you need, we can give you a concentrated beam for a lightning-fast heat-up, or a soft, diffused spread for a nice, uniform anneal.
More Than Just Bent Metal
We don’t just bend a piece of aluminum and call it a day. Depending on your lamps, we use specific coatings to make sure the shortwave or medium-wave spectrum actually bounces back toward the glass instead of just vanishing into thin air. The goal is simple: waste as little energy as possible. You get to call the shots here. Tell us the exact irradiance profile you need for your specific glass thickness or chemical mix, and we’ll build the reflector to match your lamp’s wattage and voltage.
The Trade-off
Here’s the thing: high power density is great because it speeds up your ramp-up times. It makes your R&D cycle move much faster. But there’s a catch. When you push that much heat into a tiny footprint, the reflector housing takes a beating. You’ve got to make sure your cooling system can handle the heat that doesn’t hit the glass. If you skip that part, you’ll likely see the reflector itself start to warp over time.