http://ruby-ir-heater.com/en/tags/kiln/ Recent content in Kiln on Ruby Infrared Heating Solutions Hugo en-us Mon, 27 Jul 2026 17:38:47 +0800 http://ruby-ir-heater.com/en/posts/solving-batch-variance-in-glass-annealing-via-high-consistency-ir-heating/ Mon, 27 Jul 2026 17:38:47 +0800 http://ruby-ir-heater.com/en/posts/solving-batch-variance-in-glass-annealing-via-high-consistency-ir-heating/ <p><img src="http://ruby-ir-heater.com/images/b5656277f58cb00419575fab5c447582.png" alt="Thermocouple for glass kiln"></p> <h1 id="why-your-ir-lamps-are-messing-with-your-glass">Why Your IR Lamps Are Messing With Your Glass</h1> <p>Ever wonder why one batch of glass comes out perfect and the next one is a total headache? Usually, it comes down to the heat in your kiln. Here&rsquo;s the thing: you aren&rsquo;t just fighting the air temperature in the room. You&rsquo;re fighting the lamps themselves. If one lamp in your array is pushing out 10% more energy than the one right next to it, you&rsquo;ve got a problem. You get these &ldquo;thermal gradients&rdquo;—basically hot and cold spots—that leave the glass with internal stress and weird refractive indices. It&rsquo;s a nightmare to fix after the fact.</p>