http://ir-heater-star.com/en/tags/wave/ Recent content in Wave on Five-Star Infrared Heating Systems Hugo en-us Fri, 05 Jun 2026 01:17:47 +0800 http://ir-heater-star.com/en/posts/medium-wave-quartz-heater-tube/ Fri, 05 Jun 2026 01:17:47 +0800 http://ir-heater-star.com/en/posts/medium-wave-quartz-heater-tube/ <p><img src="http://ir-heater-star.com/images/0ea7296bcdd661f341d1983d454c4037.png" alt="Medium wave quartz heater tube"></p> <p>On the fab floor, the photoresist bake isn’t a warm-up. It’s the gatekeeper for linewidth control. Let a 2°C drift show up across the wafer, and your critical dimensions move on you. Medium wave quartz heater tubes are built to stop that drift before it even gets started.</p> <h2 id="what-matters-technically">What matters, technically</h2> <p>Medium wave quartz emits in a band that couples cleanly into photoresist and polymer films, so you’re heating the film—not the chamber walls. The payoff is sub-millimeter thermal uniformity with repeatability you can count on. In production, that <a href="https://o-yate.net">translates</a> to ±0.1°C across the wafer at the bake surface, and setpoints that stay put lot after lot. Tube geometry and emissivity are tuned for a fast, controlled ramp and a repeatable soak, so your soft bake and hard bake profiles don’t drift between shifts.</p>