Medium wave quartz heater tube

Mon, 22 Jun 2026 18:56:55 +0800

On the fab floor, you know the drill: a half-degree drift in bake temperature is enough to throw critical dimension uniformity off and tank yield. Medium wave quartz heater tubes are built to stop that drift before it shows up on your charts. What actually matters is control right at the wafer. Medium wave infrared punches through the photoresist with minimal skin effect, and the quartz tube delivers heat fast and clean because it doesn’t carry much thermal mass. We hold wafer-plane uniformity within ±0.1°C across the entire bake profile, and repeatability stays within ±0.2°C over 5,000+ hours. You get stable output from 100°C to 450°C, quick ramp rates for soft bake and hard bake, and cleanroom compatibility from Class 1 to Class 100 with zero particle generation. The quartz envelope won’t outgas and it holds up against chemical attack, and the footprint fits standard coat/bake tracks and manual benches without tool rework. Here’s why it holds up in production: it keeps the thermal budget inside spec. Photoresist profiles stay consistent run-to-run, you avoid scum, and residues get driven off without overbake. The payoff is fewer reworks, line-of-sight CD control that stays put, and lower energy use because heat is delivered on demand, not stored. The tube runs 24/7 without unplanned downtime, and when you do need a swap, replacement takes minutes. A practical heads-up: match the medium wave spectrum to your photoresist absorption curve. Make sure voltage, end-cap type, and mounting clearance line up with the tool, and verify the reflector geometry for your wafer size. Expect a short warm-up to steady-state, and keep calibration on schedule at the recommended intervals to maintain traceability.

Medium on Immediate Infrared Heating Solutions

Medium wave quartz heater tube