Molybdenum support infrared lamp

Sat, 20 Jun 2026 05:54:36 +0800

On the fab floor, thermal drift during soft bake or wafer drying isn’t just a bottleneck. It moves critical dimensions and throws yield away. We built a molybdenum-supported infrared lamp to keep the thermal profile where the recipe says it should be—repeatable, and not at the mercy of the room. What matters, technically The molybdenum support gives high-temperature stability with low outgassing in Class 1–100 cleanrooms, so particle counts stay flat. Matched to a tuned infrared emitter, the system hits wafer-level temperature uniformity within ±0.1°C across the bake surface. Response is fast, so you can keep a tight lid on thermal budget during soft bake and hard bake. Output holds steady over 5,000+ hours, with less than 5% intensity drift. It drops into standard semiconductor ovens and bake tracks, with clean mechanical interfaces and repeatable alignment. Why it works in practice In wafer drying, the infrared profile pulls surface moisture off quickly and evenly, so you don’t get streaks or edge bead problems that follow when the heat isn’t uniform. In photoresist processing, that same stable heat gives consistent soft bake, then repeatable hard bake, so critical dimension control and sidewall profiles stay in spec. The upshot: fewer reworks, less scrap, and cycle times you can count on. Energy use drops, too—this lamp hits setpoint fast and holds it without overshoot. Here are the details that matter Installation comes down to precise optical alignment and a clean power profile. Voltage spikes and misaligned reflectors will create hot spots. The lamp runs hot, so shielding and interlocks have to match the tool’s safety design. Plan thermal management around the support fixtures to avoid heating adjacent components. Get those details right, and the process window opens up. The lamp behaves like a fixed, repeatable part of the line.

Molybdenum on Extra Performance IR Heating

Molybdenum support infrared lamp