High power density IR heater

Fri, 05 Jun 2026 04:40:19 +0800

Out on the line, uneven heat costs you immediately—stress cracks after quench, optical distortion on bent windshields, and EVA/SGP lamination voids that send good glass straight to scrap. When the thermal field drifts, you don’t just burn electricity; you burn time and material on rework. We built our high power density IR heaters to keep heat repeatable and even, right where glass processing is the least forgiving. What matters under the hood These IR heaters lean on short-wave quartz emitters with a high filament temperature, so response is almost instant and control stays tight. Peak power density hits what you need for fast ramps in tempering and coating drying, and the spectral output lines up with how common glass and functional coatings absorb energy. In practice, that means heat goes into the workpiece, not the frame and the air. You get quick thermal cycles, stable output over long runs, and a design that holds tolerances when the line never stops. Why this matters is simple: uniform heating is the line between first-pass yield and scrap. In tempering and bending, even a small hot/cold spread creates thermal stress that shows up as breakage or shape deviation. In lamination, even heat gives you consistent EVA/SGP flow, knocking out bubbles without scorching the interlayer. When the thermal field is uniform, yields climb, optical defects drop, and cycle time behaves itself. And you save energy because you’re heating the glass, not the whole plant. Here are the practical details that make the difference in the real world. The heaters come as a compact module, but alignment and emissivity to the target surface matter. Set the gap and angle inside the process window—too close and you risk localized hot spots; too far and you lose the power density advantage. Make sure your controller can keep up; PID tuning isn’t optional. We can drop these in on most lines, but confirm mounting, voltage, and cooling against your machine footprint before you commit.

Power on Dynamic IR Heat Flow

High power density IR heater