লিথোগ্রাফি সফট বেক হিটিং এলিমেন্ট

Tue, 09 Jun 2026 04:03:44 +0800

On the fab floor, soft bake temperature stability isn’t a preference—it’s the line in the sand between holding critical dimension and watching wafers turn into scrap. A 1.5°C drift wipes out photoresist profile margin, and any particle generation during bake contaminates the next layer. We designed the lithography soft bake heating element to kill those failure modes at the source. The heart of it is a short-wave infrared (SWIR) halogen lamp in a quartz envelope, giving you fast, direct thermal coupling straight into the resist. Across the bake zone, wafer-level uniformity stays ±0.1°C, and the temperature ramp settles quickly enough that you don’t bleed time off the track cycle. The assembly is built for cleanroom Class 1–100. It sheds zero particles under sustained bake profiles, and the service life runs beyond 5,000 hours with no drift in output. It drops into the major lithography track platforms using standard mechanical interfaces and connectors, so a swap replaces downtime—not the whole module. This element earns its keep in lithography because it protects the thermal budget. When bake temperature repeats, you get consistent viscosity, consistent thickness, and consistent CD after exposure. You end up with tighter process windows and fewer excursions, and the energy draw stays low thanks to efficient radiant transfer and tight thermal containment. Installation is straightforward as long as you match the track tool’s voltage and control signal calibration. Plan on a 1–2 hour integration window, and verify the bake profile against your resist stack. Oven setpoint and lamp output aren’t interchangeable without retuning. Once it’s aligned, the element runs 24/7 on predictable maintenance intervals, not on surprise stoppages.

Soft on Quality IR Heating Lamps

লিথোগ্রাফি সফট বেক হিটিং এলিমেন্ট