Global supply of blow molding heaters

Thu, 23 Jul 2026 10:50:17 +0800

Stop Fighting Your KHS Oven

If you’ve spent any time on the floor with a KHS blow molding machine, you know the frustration of uneven heating. You see those thin walls or that annoying pearlescence in the PET, and you realize you’ve got “hot spots” killing your preforms. It’s a headache. We got tired of seeing it, so we built a replacement lamp that actually fixes the gap. The problem is the physics. Most standard lamps have what we call “end-loss.” Basically, the temperature just tanks near the connectors. To fix that, we changed how the filament is wound. We tweaked the wattage-per-centimeter across the tube so the heat stays flat. Your preforms get the same amount of energy from one end to the other. No more guessing games. What’s actually inside the lamp? We used heavy-wall quartz glass. Why? Because high heat makes cheap tubes bow, and that ruins your alignment. Here is the practical stuff: ***Power:**It’s built for the KHS power rail, so you don’t have to worry about current spikes. ***Fit:**We used standard R7s or Sk15 interfaces. You just pop them in. No rewiring, no modifications, no drama. ***The Coating:**We added a selective infrared coating. Instead of just scorching the surface of the plastic, the heat actually sinks deeper into the material. A quick heads-up for the shop floor. These lamps push a lot of energy. A lot. Before you swap them out, take a look at your blower speeds. If your cooling system is old or underpowered, all that extra heat density can mess with your internal wiring. Just double-check your airflow first. The best part? You can stop spending your whole shift tuning the oven. Once these are in, the heat field stays stable. That means fewer rejected bottles and way less time spent calibrating temperatures. It’s a simple hardware swap that fixes a massive operational pain.

Heaters on Superior Infrared Heating Performance

Global supply of blow molding heaters

Stop Fighting Your KHS Oven