Uniform coating drying module

Wed, 24 Jun 2026 02:36:09 +0800

On the coating line, inconsistent drying isn’t just a quality headache—it’s scrap and rework. You get orange peel, pinholes, and edges that dry out after the lamination press. Nine times out of ten, the root cause is a thermal field that drifts across the glass surface. So we built a uniform coating drying module to kill that drift and keep every batch inside the same thermal window. We run medium-wave infrared emitters in a dense, controlled array, tuned to the emissivity of coated glass. Input is 400 V three-phase, and the module packs 120 kW into a small footprint. With zoned power control, the center and the edges see the same heat density. The quartz envelope holds output steady through repeated thermal cycling, and the reflector geometry flattens the profile. Peak-to-valley temperature stays within ±3% across the glass width. Thermocouple feedback closes the loop and keeps overshoot from biting you at line start-up. The unit drops straight into existing coating and drying sections, replacing OEM units without touching the conveyor design. You get faster warm-up, shorter dwell, and more consistent film formation. That means fewer stress fractures and a higher first-pass yield. Energy use drops because the heat lands where it’s needed, not in the frame. On the floor, that translates to more square meters per hour with less shift-to-shift variation. Installation is straightforward, but alignment matters. The frame has to stay parallel to the glass travel, and the clearance to the emitter face needs to be held to tolerance. If you miss that, edge shadows come back. You will need to tune the PID profile for your coating thickness and line speed. And keep spare mounting brackets on the shelf—when maintenance hits, you want a quick swap, not a long teardown.

Module on Warm IR Heating Master

Uniform coating drying module