http://ir-heat-ltd.com/en/tags/bake/ Recent content in Bake on Infrared Heat Limited Hugo en-us Wed, 01 Jul 2026 12:20:00 +0800 http://ir-heat-ltd.com/en/posts/polyimide-bake-infrared-lamp/ Wed, 01 Jul 2026 12:20:00 +0800 http://ir-heat-ltd.com/en/posts/polyimide-bake-infrared-lamp/ <p><img src="http://ir-heat-ltd.com/images/1764273a9805a56244015746cb190d47.png" alt="Polyimide bake infrared lamp"></p> <p>On the lithography floor, the polyimide bake is where the dimensional fate of fine metal lines gets sealed. A 5°C drift across the wafer can shift critical dimension by nanometers—enough to derail the line. We built our polyimide bake infrared lamps to pull that variability out of the equation.</p> <h3 id="what-matters-technically">What matters, technically</h3> <p>We run short-wave infrared emitters <a href="https://o-yate.com">tuned</a> to polyimide absorption. The thermal response is fast—sub-second—and we hold wafer-level uniformity within ±0.1°C. The lamp body is cleanroom-compatible for Class 1–100, using low-outgassing materials and a design that doesn’t invite particles, so defect counts stay flat. Photoresist soft bake and hard bake profiles repeat within a few degrees, day after day. Output <a href="https://goldisgood.com">stability</a> holds within 2% over 5,000+ hours, and the thermal budget stays <a href="https://henruite.com">tightly</a> bounded thanks to closed-loop control.</p>