http://pro-ir-lamp.com/en/tags/rated/ Recent content in Rated on Professional Grade IR Lamps Hugo en-us Wed, 22 Jul 2026 06:03:18 +0800 http://pro-ir-lamp.com/en/posts/top-rated-quartz-lamp-for-glass/ Wed, 22 Jul 2026 06:03:18 +0800 http://pro-ir-lamp.com/en/posts/top-rated-quartz-lamp-for-glass/ <p><img src="http://pro-ir-lamp.com/images/d5b2b901160b4c1f253db0bf470a9831.png" alt="Top rated quartz lamp for glass"></p> <h1 id="fixing-those-pesky-cold-spots-in-glass-annealing">Fixing Those Pesky Cold Spots in Glass Annealing</h1> <p>If you&rsquo;ve ever worked with glassware that has a weird shape—like a super narrow neck, a deep bowl, or some tricky handles—you know the struggle. Standard kilns just don&rsquo;t always cut it. You get these &ldquo;dead zones&rdquo; where the heat just doesn&rsquo;t reach. The air swirls around, but those recessed spots stay cool. Then, out of nowhere, the piece cracks because the internal stress is all over the place. It&rsquo;s frustrating. To fix this, we use short-wave infrared (SWIR) quartz lamps. Instead of hoping the air gets hot enough, these lamps hit those stubborn spots directly.</p>