How Ceramic Knives are Resharpened at the Factory

Sean Michael Ragan

I am descended from 5,000 generations of tool-using primates. Also, I went to college and stuff. I am a long-time contributor to MAKE magazine and makezine.com. My work has also appeared in ReadyMade, c't – Magazin für Computertechnik, and The Wall Street Journal.

2400 Articles

By Sean Michael Ragan

I am descended from 5,000 generations of tool-using primates. Also, I went to college and stuff. I am a long-time contributor to MAKE magazine and makezine.com. My work has also appeared in ReadyMade, c't – Magazin für Computertechnik, and The Wall Street Journal.

2400 Articles

Article Featured Image

If you’ve ever bought a ceramic knife, it probably came with instructions, in the package, to return it to the manufacturer for resharpening instead of trying to do it yourself. This video is kind of a giant Kyocera commercial, but it does include some cool footage of what this process actually looks like, in case you’ve ever wondered. Turns out it looks somewhat like regular knife sharpening, though I imagine the specific abrasive media in use are different. The good stuff starts around 0:44. And yes, for the safety conscious: as a general rule, in any operation involving a sharp edge, you should probably put it down before adjusting your facemask.

Advertisement