Topná jednotka pro podporu odstraňování fotorezistu

Thu, 04 Jun 2026 00:44:02 +0800

Out on the lithography floor, the stripping chamber doesn’t cut you any slack when the temperature drifts. A 0.5°C swing across the wafer can leave behind a thin photoresist heel, invite micro-scum, and send particle counts climbing. That’s exactly where the photoresist stripping support heater earns its keep—by holding the thermal boundary condition steady so the chemistry can finish the job cleanly. What we need, end of the day, is repeatable heat with tight uniformity. We run short-wave infrared elements matched to the absorption profile of the photoresist stack, and we get wafer-level uniformity within ±0.1°C. The heater body is quartz and high-purity ceramic, built for Class 1–100 cleanrooms and engineered to generate zero particles as it cycles. Repeatability is the point. Same temperature profile, run after run—keeps critical dimension bias stable and keeps scrap off the line. Here’s why it sticks in practice: the heater locks down the stripping step, which cuts rework and protects yield. You’ll see fewer post-strip residues, lower defect density, and more predictable bake performance in both soft bake and hard bake sequences. Energy use stays in check, too—fast thermal response and low thermal mass mean less idle power without sacrificing stability. Installation is straightforward, but plan the details. The heater drops into standard stripping tool interfaces, but the mounting tolerances are tight—alignment needs to be verified with a dial indicator. Expect a short ramp-up while the operators get the recipe parameters dialed in. Once it’s set, the process runs with minimal intervention, and the unit is built for long service life with routine preventive checks.

Fotorezist on Eco-Friendly Infrared Heating

Topná jednotka pro podporu odstraňování fotorezistu