Wafer moisture removal lamp

Mon, 22 Jun 2026 23:26:53 +0800

On the fab floor, a 0.5°C drift during the photoresist bake is the kind of thing that turns a whole lot into scrap. Residual moisture? That’s how you get footing, edge bead, and pattern collapse—defects that show up late and cost you early. We built our wafer moisture removal lamp to take that variable out of the equation, right where the wafer meets the heat. What matters, technically It’s a short-wave infrared quartz-halogen design, tuned for fast, surface-dominant heating. Across the wafer, thermal uniformity stays within ±0.1°C, and repeatability is tracked per lot—not per rumor. It runs in Class 1–100 cleanrooms, with a sealed optical path and low-outgassing materials to keep particle counts from creeping up. Output holds steady over 5,000+ hours, dropping less than 5%, so your thermal budget doesn’t wander between shifts. Why it works where it matters This unit hits moisture removal before and during the bake, and it supports both soft bake and hard bake with predictable ramp profiles. The response is quick, so soak time drops, cycle time shortens, and critical dimensions stay within spec. You end up with tighter CD control, fewer reworks, and less energy spent chasing process drift. The design is engineered to align with international semiconductor equipment standards, and it integrates without forcing you to re-qualify the entire line. A few practical notes Installation means matching the tool interface, power bus, and interlocks to your existing bake station. Keep the optics clean and match the thermal load to the chamber design, or you’ll see uniformity drift when you run at higher power. Schedule the changeover around a preventive maintenance window, and tune the setpoints to your photoresist chemistry and film stack.

Moisture on The Infrared Heating Company

Wafer moisture removal lamp