Do Ceramic Knives Require Sharpening

How long a ceramic knife needs sharpening depends on usage.

Do ceramic knives require sharpening.

You need a professional or a very fine diamond sharpener if you want to sharpen a ceramic knife in particular. Ceramic stones tend to be finer where diamonds can be made much coarser. Certain knives are often marketed as never needing sharpening. They re great for certain things.

The bad news is that it s very difficult and or expensive to do so. Ceramic diamond rods. Many sharpeners use ceramic as the abrasive but that won t work for ceramic knives they need diamonds. With constant use the edge of any knife whether serrated ceramic or sprayed with a metallic coating will become bent chipped or jagged.

A while back i received a question that asked about the best way to sharpen stainless steel knives a common problem especially considering how much easier it is to sharpen carbon steel than stainless steel well it seems a lot of you benefited from that article and as a result i thought it d be a good idea to do a very similar article detailing how one can sharpen ceramic blade knives. Even the best knives need you to take care about them. The main advantage that ceramic knives have over steel knives is that they don t need to be sharpened as often. A ceramic knife should not and will not replace a chef s knife says erkkinen.

The good news is that ceramic knives don t need to be sharpened as often as steel knives. For ceramic blades you need a slot style electric knife sharpener ideally a model specially made for ceramic. Many of these rods are made out of alumina ceramic. Diamond stones are good for quick rebeveling or edge setting.

Choose the appropriate sharpener. Sharpening rods are two rods set in a base at a specific angle 30 degrees for the ones i use. In any case the sharpener should feature a diamond grinding disc or a diamond abrasive belt rated at about 180 grit. Without sharpening they ll quickly become dull and.

The idea unfortunately is too good to be true. It s a common misconception with ceramic knives that they never need to be sharpened or almost never get dull. Contrary to prior answers ceramic knives do need to be sharpened as they do get dull. This has two different grits of diamond grinding stones for coarse sharpening and fine honing and it can even grind off small chips in ceramic blades.

I have the kyocerca advanced ceramic electric diamond knife sharpener at home and so far it has done a good job of sharpening both ceramic and steel knives. Ceramics are better for maintenance and touch ups. The rods can be round square or triangular as long as the knife has a smooth surface to slide along. However there are only a handful of electric knife sharpeners good enough to sharpen ceramic knives.