Dryer on Infrared Heating Applications

Digital infrared dryer controller

Mon, 27 Jul 2026 09:07:28 +0800

Getting Your Heat Under Control in the Fab

Making semiconductors is a game of inches—and degrees. If your temperature is off by even a tiny bit, you’re in trouble. That’s why we’ve been moving away from those old, clunky resistive heating systems and switching over to Digital IR dryer controllers. It’s mostly about stopping the waste. Cleanrooms are energy hogs, and we’re trying to bring that carbon footprint down.

Compact infrared dryer for IC

Thu, 25 Jun 2026 05:07:21 +0800

On the fab floor, a soft bake that drifts even half a degree can shove your critical dimensions and bleed yield. Conventional hotplates fight thermal lag and edge roll-off, and that uncertainty shows up on the line. We built a compact infrared dryer for IC processing to take that variability out of the equation.

Infrared heating: sub-millimeter uniformity and repeatability

The unit leans on near-infrared (NIR) emitters tuned to the photoresist absorption, so the energy penetrates faster and keeps the thermal budget tight. You get sub-millimeter uniformity across the wafer, and the temperature holds within ±0.1°C during the bake. We do it with closed-loop pyrometry right at the wafer plane and a reflective cavity that keeps stray heat from wandering. Run-to-run repeatability lands in single-digit millidegrees, so your critical bake profile stays nailed down.

Battery separator film dryer fab

Mon, 01 Jun 2026 20:41:08 +0800

On the fab floor, thermal drift doesn’t show up with a warning label. You see it in line yield dipping, a particle spike on the monitor, or a photoresist profile that starts to wander shift by shift. In wafer drying, photoresist soft bake and hard bake, and packaging curing, temperature isn’t just a knob—it’s the process you’re responsible for. What matters under the hood We build dryers and bake modules around tight thermal control: ±0.1°C uniformity across the hot zone, measured at the wafer plane, not the heater block. NIR and medium-wave IR dump energy straight into the film and resist, so you get faster cycles without overshoot. Carbon-fiber heaters keep contact bakes stable and repeatable. The whole setup is cleanroom-compatible from Class 1 to Class 100, with zero particle generation at the process interface and exhaust routing that keeps contaminants out. Repeatability is engineered in—setpoints hold within tolerance hour after hour, lot after lot. Why it holds up in production On lithography lines, the same unit handles both soft bake and hard bake with consistent profiles, so CD and thickness variation don’t start chasing you. In cleaning and drying, it pulls wafers to a dry, spot-free state without thermal shock. In packaging, it cures encapsulants and underfills on schedule, and you don’t get cold joints. The payoff is predictable cycle times, fewer scrap lots, and thermal budgets that stay stable. Energy use drops because the heaters hit setpoint fast and hold it without cycling on and off. What you need to plan for The platform drops into existing tracks and ovens, but the footprint and exhaust routing have to match the fab’s constraints. Budget dedicated voltage and grounding to keep uniformity where it needs to be, and expect a short commissioning window to tune profiles for your film stack. Once it’s set, the system runs 24/7 with routine maintenance only.