Ceramic lamp holder for fab heater

Wed, 24 Jun 2026 04:26:45 +0800

Out on the fab floor, the bake profile is only as good as the heater holding it. A half-degree excursion and you’re shifting critical dimensions—and kissing a whole lot goodbye. Our ceramic lamp holder keeps thermal behavior honest, shift after shift. What matters under the hood We run high-purity ceramic so geometry and dielectric strength hold up under sustained high temperature. It’s compatible with halogen lamps and keeps up with the fast response of short-wave and medium-wave sources, so you can keep a tight rein on thermal budget during soft bake and hard bake. In validated configurations, wafer-level thermal uniformity repeats within ±0.1°C, and the design cuts stray heat paths that show up as edge-of-wafer drift. You get consistent lamp alignment and solid electrical contact—temperature setpoints stay put, without those micro-fluctuations that mess up the line. Why it holds up in a real cleanroom This holder is built for Class 1 to Class 100 environments, and the finish keeps particle generation near zero. One speck can kill a line—so that matters. Photoresist processing gets more repeatable, defects drop, and you stop chasing bake-induced non-uniformity. The ceramic structure also cuts maintenance. We’ve seen stable output over 5,000+ hours in continuous duty, with minimal drift. The payoff is higher uptime, fewer lamp-change interruptions, and predictable energy draw because the thermal coupling stays consistent. Here are the gotchas Installation comes down to mechanical torque and lamp seating. Over-torque will crack the ceramic; under-torque can cause arcing and unstable contact. Match the lamp base type, voltage, and wattage to the holder rating, and confirm clearance around the lamp envelope so you don’t create hot-spot reflections. The holder is designed as a direct, validated equivalent to international semiconductor equipment specs, but you still need to verify final integration against your exact tool envelope and process recipe.

Holder on High-Quality Quartz Emitters

Ceramic lamp holder for fab heater