How the tunnel kiln process actually works today

If you've ever looked at a perfectly uniform stack of bricks or a crate of identical ceramic tiles, you're likely looking at the handiwork of the tunnel kiln process. It is one of those industrial staples that stays hidden in the background, but honestly, modern construction and pottery would probably grind to a halt without it. It's essentially a massive, continuous oven that handles high-volume production with a level of consistency that's pretty hard to beat. ...

February 6, 2026 · 7 min · Valiance Newborne