Ceramic lamp holder SK15

Fri, 17 Jul 2026 09:02:35 +0800

Getting Silk-Screening and Tempering Right (Without Breaking the Glass)

When you’re running a combined process for silk-screening and tempering, you’re basically walking a tightrope. If you heat the glass too slowly, your ink starts to bleed and blur. But if you crank it up too fast? You’re looking at thermal shock or uneven stress. It’s a headache. To get it right, we use shortwave infrared lamps paired with SK15 Ceramic holders. It’s the only way to hit that sweet spot where the pattern locks in perfectly, but the glass stays strong. Why the SK15 holders actually matter Look, standard plastic or cheap holders just can’t hack it. They burn out the second you hit the heat levels needed for tempering. That’s why we stick with SK15 ceramic. These things are built for the furnace. They don’t warp or melt when you push the lamps to their limit, which keeps everything aligned. And alignment is everything. If a lamp shifts even a couple of millimeters, you get a cold spot. One cold spot is all it takes for the glass to shatter during the quench. Not a great way to end a shift. Keeping those lines sharp The goal is simple: get the glass surface up to the ink’s curing temperature fast. Shortwave IR is great for this because it punches right through the surface. It stops the ink from spreading, so your lines stay crisp and clean. But there’s a catch. High wattage gives you the speed you want for a fast workflow, but it puts a ton of heat on the lamp ends. The SK15 holder acts as a thermal break here. It keeps that radiating heat from frying your wiring. The trade-off High heat density is a bit of a double-edged sword. It secures the pattern and preps the glass, but it puts massive stress on your electrical contacts. You’ve got to make sure your wiring can handle the current and that those ceramic holders are seated tight. If they’re loose, you’ll get arcing. And arcing will kill your lamp and fry your holder in a heartbeat.

Holder on Soft Glow Infrared Heating

Ceramic lamp holder SK15

Getting Silk-Screening and Tempering Right (Without Breaking the Glass)