Quartz boat heating lamp fab

Thu, 18 Jun 2026 03:57:09 +0800

On the fab floor, photoresist processing doesn’t forgive much. A 1°C drift in soft bake or hard bake can move critical dimensions, and a particle spike can wipe out an entire lot. We designed our quartz boat heating lamps to take that variability off the table. What matters under the hood The lamps run short-wave halogen elements inside high-purity quartz envelopes, so response is fast and thermal control is tight. Across the boat, wafer-level uniformity holds ±0.1°C, and repeatability stays consistent run-to-run. The design keeps particle excursions at zero and fits cleanrooms from Class 1 to Class 100. Output stays stable over 5,000+ hours, with less than 5% drop, so it can handle 24/7 operation. Why it plays well in lithography In lithography lines, these lamps lock down the thermal budget for photoresist bakes, which cuts down line-width excursions and de-scum calls. Tighter temperature control lets you shorten bake cycles without over-curing—throughput goes up, and energy use goes down. You get higher yield, fewer reworks, and uptime you can plan around. The quartz boat format drops straight into standard tracks, so changeover is minimal. The practical details you’ll want to get right Installation means matching voltage, connector type, and boat dimensions to your tool. Always verify the thermal profile against your resist stack—thin films can shift absorption. These lamps don’t like mechanical shock, so mount them solidly. Cold-starting brings a slight warm-up offset; bake recipes should compensate for that. And proper alignment keeps hot spots away, so that ±0.1°C uniformity holds across thousands of wafers.

Boat on Intense Infrared Heating Lamps

Quartz boat heating lamp fab