http://quartz-heat-radiant.com/en/tags/scientific/ Recent content in Scientific on Radiant Quartz Heat Solutions Hugo en-us Wed, 22 Jul 2026 05:45:59 +0800 http://quartz-heat-radiant.com/en/posts/scientific-glass-annealing-bulb/ Wed, 22 Jul 2026 05:45:59 +0800 http://quartz-heat-radiant.com/en/posts/scientific-glass-annealing-bulb/ <p><img src="http://quartz-heat-radiant.com/images/188f9035a5ed66fdec335fe67762e522.png" alt="Scientific glass annealing bulb"></p> <h1 id="why-your-ir-lamps-are-probably-ruining-your-glass">Why Your IR Lamps Are Probably Ruining Your Glass</h1> <p>Ever wonder why one batch of glass bulbs comes out perfect, but the next one is a disaster? You didn&rsquo;t change the timer. You didn&rsquo;t change the glass. But there they are—cracking during cooling or failing pressure tests. It usually comes down to &ldquo;cold spots.&rdquo; Here&rsquo;s the thing: if your infrared lamps aren&rsquo;t pushing out the exact same amount of heat, your glass is feeling it. When one lamp is slightly weaker than the one next to it, you get uneven internal stress. That’s a recipe for failure.</p>