http://quartz-heater-pro.com/en/tags/laboratory/ Recent content in Laboratory on Professional Quartz Heaters Hugo en-us Fri, 17 Jul 2026 02:59:05 +0800 http://quartz-heater-pro.com/en/posts/laboratory-glass-annealing-lamp/ Fri, 17 Jul 2026 02:59:05 +0800 http://quartz-heater-pro.com/en/posts/laboratory-glass-annealing-lamp/ <p><img src="http://quartz-heater-pro.com/images/d5b2b901160b4c1f253db0bf470a9831.png" alt="Laboratory glass annealing lamp"></p> <h1 id="fixing-those-annoying-cold-spots-in-glass-annealing">Fixing Those Annoying Cold Spots in Glass Annealing</h1> <p>Ever had a custom manifold or a complex volumetric flask just&hellip; pop? It’s a nightmare. You spend hours on a piece, put it in the kiln, and it still shatters because of internal stress. The problem is that standard convection heating is lazy. It misses those tight curves and deep pockets—what we call &ldquo;dead zones.&rdquo; To fix this, we stopped relying on hot air and started using targeted infrared (IR) lamps to fill in the gaps.</p>