Certified IR radiator for food packaging

Sat, 20 Jun 2026 07:58:19 +0800

On the blow molding floor, preform heating is the gatekeeper. If the heating tunnel starts drifting, you’re looking at uneven wall thickness, blown parisons, and bottles that miss spec. And when you have to shut down just to swap lamps, the losses pile up fast. We put together a certified IR radiator line for food packaging to keep stretch blow molding running on spec, shift after shift. What matters technically These emitters are built for the preform heating zone. Short-wave halogen lamps in a quartz envelope, peaked near 1.0–1.2 µm so the PET absorbs heat quickly and deep. You can spec 120 V or 230 V models, 300–600 W power bands, and standard R7s connectors for a direct fit. Filament geometry and reflector alignment keep temperature uniform across the tunnel, so the heating profile stays repeatable—no hot spots. Why it works where it counts On blow molders from Sidel, Krones, SIPA, Husky, SACMI, and Nissei ASB, the right IR output and lamp geometry translate into shorter warm-ups, stable cycles, and fewer scrap bottles. You can run thinner walls without sacrificing strength, and the fast response cuts energy use because the heaters idle cooler between shots. Expect 5,000+ hours with under 5% output drop—meaning fewer lamp changes and more uptime. Here are the practical details Installation is plug-and-play when you match the OEM lamp footprint, but keep reflectors clean and airflow where it should be. Run the heater at the recommended preform line speed and distance; too close and you risk surface scorch, too far and you end up chasing temperature with extra power. Before ordering, confirm voltage and connector type—mismatched terminations will push you into rewiring and unplanned maintenance windows.

Packaging on The IR Heating Experts Team

Certified IR radiator for food packaging