Marver heating lamp for glass

Wed, 01 Jul 2026 14:04:46 +0800

On the line, heat isn’t a nice-to-have—it’s the lever that keeps things moving. When the marver heating lamp starts to drift, the whole sequence gets ugly. The glass bends unevenly, tempering furnaces spend their time chasing setpoints, and lamination cycles stretch out. You need heat that lands exactly where you want it, when you want it. We built these marver heating lamps around short-wave infrared (SWIR) quartz emitters, because they respond fast and give you tight control over the spectrum. Peak output sits in the 0.7–1.4 µm band, coupling straight into the glass surface so you get quick, conduction-driven heating with far less convection. The thermal profile stays predictable, which is exactly what you want when you’re trying to hit a consistent bend or temper. Power density is matched to the marver surface—typically 25–40 kW/m²—delivered through modular lamp arrays. Each module runs on 230/400 V, and the connectors are standardized so you can swap a module in without rewiring the whole station. Integrated reflectors shape the beam to keep uniformity across the glass width, holding edge-to-center temperature spread below 3%. Why this matters in real processes On the bending line, the lamp gives you that fast, localized heat that softens the glass without cooking the surrounding area. That cuts down thermal stress and keeps optical distortion from creeping in. For tempering preheat, it brings sheets up to temperature quickly, so furnace dwell drops and throughput climbs. In lamination, the marver lamp supports controlled pre-heat and post-press curing for EVA, SGP, and PVB—adhesion stays stable and bubbles stay out. Coating drying becomes repeatable, too, because solvents are driven off at a controlled rate that protects film quality. And because SWIR targets the load directly, energy use goes down. Cycle times shrink as well, since the response is measured in seconds, not minutes. Here’s what to keep straight on install and operation Installation is straightforward, but alignment is not optional. Reflector geometry and standoff distance directly drive uniformity, so stick to the set-up tolerances. These lamps deliver high flux, which means dedicated cooling—air or water, depending on power density—and clean optics to keep output consistent. They’re designed as direct replacements for common OEM marver modules, but interfaces still vary by machine. Verify mounting, power, and control compatibility before you integrate. Run with closed-loop temperature feedback. It’s the only way to keep repeatability tight across shifts.

Marver on Complete IR Heating Kits

Marver heating lamp for glass