http://electric-ir-lamp.com/en/tags/cracks/ Recent content in Cracks on Electric Infrared Heating Lamps Hugo en-us Tue, 21 Jul 2026 04:36:06 +0800 http://electric-ir-lamp.com/en/posts/why-glass-cracks-in-annealing/ Tue, 21 Jul 2026 04:36:06 +0800 http://electric-ir-lamp.com/en/posts/why-glass-cracks-in-annealing/ <p><img src="http://electric-ir-lamp.com/images/de51387667ace2164209b43f1462b665.png" alt="Why glass cracks in annealing"></p> <h1 id="why-your-glass-is-cracking-and-how-to-stop-it">Why Your Glass is <a href="https://henruite.com">Cracking</a> (And How to Stop It)</h1> <p>Ever had a piece of glass snap right in the middle of a run? It’s frustrating. Usually, it happens because the glass is fighting itself. When the surface cools down way faster than the core, you get this internal tension. In a fast-moving production line, that temperature gap is your biggest enemy. If your heaters can&rsquo;t keep up with the speed of the line, you get cold spots. And that’s exactly where the stress piles up until—<em>snap</em>.</p>