Rapid preheating for glass

Thu, 16 Jul 2026 02:57:47 +0800

Why your IR lamps are ruining your glass batches

Ever notice how the first few pieces of a run look perfect, but by the time you hit the middle or end of the batch, things start going sideways? You see internal stress or weird optical distortions, and suddenly you’re staring at a pile of scrap. It’s frustrating. And usually, it comes down to “quality drift.” Here’s the thing: it’s all about the heat. If your infrared lamps have even a tiny variance—say 5%—in their wattage or output, you’re not getting a steady soak. You’re getting hot spots and cold zones. In the world of glass, a couple of degrees of difference is the gap between a product that ships and one that goes in the bin.

Rapid on Smart Infrared Heating Systems

Rapid preheating for glass

Why your IR lamps are ruining your glass batches