Inert gas filled infrared lamp

Sat, 20 Jun 2026 04:59:53 +0800

On the blow molding line, uneven preform heating quietly murders your output and drives up scrap. When the heating tunnel can’t hold setpoint, you get inconsistent wall thickness, blown bottles, and wasted energy. The place to fix that is the emitter. What matters, technically We spec inert-gas-filled infrared lamps built for PET stretch blow molding. Inside is a high-purity quartz tube, filled with an inert gas mix, running short-wave halogen emitters that respond fast and keep the spectrum under control. Typical specs: 2400–3000 W, 230 V, 150–180 mm arc length, R7s base. The inert fill keeps the filament stable, knocks down hot spots, and stretches lamp life compared to air-filled units. The output sits in the near-infrared band that PET soaks up efficiently, so you heat the preform quickly and evenly without scorching the neck. Why it works in the real world These lamps are engineered to drop straight into standard heating tunnels on blow molders from Sidel, Krones, SIPA, Husky, SACMI, and Nissei ASB—matching OEM dimensions and electrical interfaces. That 1:1 fit means you can swap lamps without reworking the tunnel geometry or rewiring anything. In practice, you get faster recovery to setpoint after startup, a tighter temperature spread across the preform, and more consistent bottle weight. Energy use drops because the emitter heats on demand and cycles cleanly. Lamp life stretches to 5,000+ hours with low lumen decay, so you spend less time on maintenance and more time running. The details that make or break it Installation is straightforward, but alignment is everything. The lamp has to sit parallel to the preform path and match the reflector geometry—otherwise you’ll see hot zones and cold spots. Check the voltage and tolerances at the terminal block, and confirm the reflector condition. Pitted or oxidized reflectors scatter energy and rob output. Keep the lamp clear of coolant lines and shield it from drafts that drive thermal cycling. Treat the quartz as a precision component, not a throwaway, and it will deliver.

Inert on Total Warm IR Solutions

Inert gas filled infrared lamp