sharpen convex edge

Thanks. The Convex edge on a knife is an edge that is curved or sharpened with an arc. The machine is designed to perfectly sharpen both bevel edge and convex edge shears. Instead of a fixed, flat bevel throughout, the convex edge angle gradually changes across the entire bevel. It isn't easy to find a sharpener who can sharpen your shears and maintain the shear's factory edge. There are Because you sharpen the entire convex edge you will see these scratches on the entire blade. Weak-strong-weak of a convex does the opposite: The weak edge takes a warp, and may bend the stronger swelled "middle" because above the "middle" the edge curves inward again. The 20° angle for convex-edge grinding we're using is based on convex-edged chef's knives with medium stainless steel quality that's mainly designed for cutting up fruits and vegetables in the kitchen. This has been keeping me away from knives with convex edges. really, you can get started sharpening convex edges for pretty cheap. My favorite sharpening method involves placing sandpaper (wet/dry type) on top of my strop block (leather on wood), and just 'stropping' the knife as I normally would, but using a grit choice suitable for the needs of my edge. Most convex edges are quite strong because they are simply blunter overall, but at similar sharpness the V-edge with a micro is better (and easier to sharpen). Convex edges are very easy to work with in the Wicked Edge. This kind of edge can seem difficult to sharpen. Convex edge. The convex, in comparison, can be maintained quite easily with a strop for a long time, but when it comes time to actually sharpen it then you must remove metal from the ENTIRE blade (thinning the blade a bit) in order to maintain the same edge angle. Sharpening a convex edge, however, does change the finish of the blade. Bevel Edge vs. Convex Edge. Most Japanese shears have a unique blade shape called hamaguri (clam shell or convex edge). If the edge is already convexed, and there is no damage, you just strop it to maintain. In order to sharpen an existing convex edge, you need to … What happens If I sharpen a convex edge like a regular edge, across a stone? However, if you use a handheld diamond whetstone and the above mentioned felt-tip trick, it is fairly easy to sharpen the convex edge, but as … Especially when you sharpen on a coarse stone or belt you will see scratches on the blade. I've come to believe that a convex edge is the easiest to maintain, ESPECIALLY if you're already comfortable with stropping. To maintain the edge on a knife that already has a convex edge, all you really need to do is to use a marker and find out what the final edge angle is. Oct 22, 2006 #2. You can maintain a convex edge already on the knife and you can also create your own convex edge. This does mean, however, that you can see if you have sharpened the entire blade. I am just getting good at freehand sharpening and I don't want to take the time to learn something new. FWIW I discovered convex edges a while ago when sharpening an old machete entirely by mistake. But I really like the looks of the Knives of Alaska "alpha wolf". It seems due to the length and size of the knife and cramped conditions o had to work with at the time was causing me to unintentionally be slightly rolling the blade through half the stone. I made my own strop, and bought a sheet of glass from the hard ware store that is just a bit larger than the sanding sheets I have. Several of our knives have a convex edge (axe edge). Just slip a mousepad underneath, and follow the easy steps.

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