With a traditional, flat sharpening stone, one must repeatedly and consistently follow the contour of a rounded, convex edge with the flat surface of a stone. Grab your knife and move on to the next step. You should cover the entire cut with the strop; move the entire knife upwards towards the tip, so the heel of the knife … Repeat the sets of 20 strokes for each side of the edge (or alternating 10 x 10) and do tests after each one. Make sure that at the end of the stone you don't turn the knife too far upwards. Convex grind. After a couple of sets, you’ll get diminishing results and will need to move over to the finer grit strops. As you pull the knife toward you, remember to steadily move it across the leather so that the entire length of the edge makes contact at some point. Follow me on instagram: http://instagram.com/ekim1428/ a nice straight edge, stop. Reviewed By Jason Rhodes October 24, 2020. And yet it retains its sharpness well. A dirty knife will clog up the strop surface! Step 2 Take your 240 grit sharpening board. Simply use the compound as a crayon to apply the compound to the strop. You’ll repeat this process for the opposite edge of the blade. Stropping with a leather stropping belt is actually suitable for any knife. Sharpening is done by stropping. The compound is applied almost the same way a crayon is used to color with. With leather on both sides, you can charge each side with a different abrasive sharpening compound to fit your needs. I like to work in sets of 20 strokes for each side of the edge. How does the edge remain convex after using the hard, flat surfaces of the file/stone? This technique involves placing a piece of sandpaper over mouse pad like material. In order to create a convex edge, you’ll first need to create a primary bevel that is more narrow than your final bevel. Get the Right Grit Strop. You can do a sharpness test on a piece of paper. My method to sharpen convex grinds is to take something flat with a little give, such as a thick mouse pad, and put some sandpaper or an abrasive on it and use backward strokes (away from the edge) on the knife to give it a "micro" beveled edge. Take note of which side of the leather you’re going to be using. It should always be used after sharpening (unless you have a convex edge) and gives you the sharpest possible knife edge. If you’ve never stropped a knife before, get ready to be blown away by the results you’ll get. If you have any questions please let me know. When it is finally time to sharpen it, you have several option. Where the curvature begins (high or low on the blade) can produce a full convex, a saber convex or even a Scandi convex grind. Do this a few times and give it some time to settle. EDITOR'S NOTE: HERE'S A QUOTE FROM A NEWLY PUBLISHED BOOK BY STEVEN ROMAN, WHO WE WOULD LIKE TO THANK FOR HIS REVIEW AND … This will work the tip and make sure any roughness it worked out. Now, let’s take a look at the steps and techniques you’ll need to hone your blade’s edge to its finest! If you’re applying the compounds yourself, put the green (mid-grit) on the smoother side and put the black compound on the rougher side. Then you polish with the finer green. As such you automatically create a convex edge. Sharpening a convex edge can be a real pain in the keister. Stropping doesn’t realign or remove any steel as sharpening does. Not an easy task. It is relatively tough and easy to sharpen and strop. As the knife is moved over the sandpaper the mouse pad dips inward creating a convex edge. To do this, place the knife flat on the strop so that it makes a “+” shape with the strop. You won’t need to do this on all your knives and it depends on the tip style. One side is smoother and more polished, while the other side (think of the inside of your belt) is rough and rugged. Lay the flat side of the knife flat on the board. There Are many reasons that convex edges are popular among the knife community. We’re going to start with the roughest grit leather. If you want to be professional about it, you can alternate between strokes starting from your side, and ones starting from the far side (on the same edge of the blade of course). Use lower grits for super dull knives. The KSF Leather two sided leather strop is perfect for maintaining any convex blade. That is option one. What it is: On a convex grind, the sharp edge is produced by symmetric, gently curved surfaces. As with your belt, leather strops have two sides. The blade is made from Sandvik 14C28N steel. Begin by setting the L-bracket of each Guide Rod to 18° and tighten the thumbscrews. If you’ve ever used a truly sharp knife, you’ve felt that exquisite moment as the knife glides through whatever you’re cutting like it’s a cloud. Just remember safety is important and you’re dealing with devastatingly sharp edges, so take care. The specially treated leather takes compound very well (like all of the leather hones on our site). Use the coarse stones to grind the bevels until they reach from the shoulder to the edge. Do a couple of strops and see if the sharpie has come off. Feel carefully if you’re about right. Start with a relatively shallow angle as you slide the knife across the leather. This is stainless type of steel from Sweden. Now that we know how to do a successful stropping stroke and take care of the tip – it’s time to repeat it all. This knife sharpener is based off of a long-used technique to sharpen knives with a convex edge. A convex edge is the most durable of edges and also, I think the easiest to sharpen, not requiring a special sharpening device. 10. Once all three bevels are created, clean the blade well and move the collars in to the lowest angle, the angle of the primary bevel. This involves grinding an arc both behind the blade edge (second image) and at the shoulders of the original flat bevel (third image). Here we’re going to look at how to strop a blade by breaking the process down into 7 steps you can follow from home. Short of that, it is pretty much like sharpening any other knife. This is where stropping comes in. If it hasn’t, the angle is too steep. Don’t put too much force. Knife Sharpening and Maintenance. As long as you are using a base with a little \"give\", it should be enough to bow to the shape of the blade. As you reach the end of the stroke from step 3, rotate the blade so that the tip makes contact. It is pretty straightforward. The lighter grits will do more of the finesse and polishing. We use cookies to ensure that we give you the best experience on our website. You should also have what looks like a hamon on a katana. Keep the angle steady and the pressure light throughout. We’re going to be sliding away from the knife’s edge, not into it. I have found a machine by the name of the Work Sharp (knife and tool sharpener) that makes short work out of the most stubborn convex problems as the belts it uses naturally conforms to the blade resulting in a perfect convex edge every time. So if you sharpened the knife at say 20º bevel angle per side, measured with the digital angle cube, I would strop at 19º or 18º angle setting. If you’re like me, that means taking it to an insanely-wicked-sharp edge. Take a little time to fill in any knowledge gaps you still have. This prevents cutting in the strop. A couple of elastic bands and a block of wood should do the trick. I grind the majority of my blades flat and finish on a soft platen or slack belt, resulting in a full convex edge. If the strops you’re using are infused with a compound, then it’ll most likely be the black colored one. Start by getting the following materials together: Start by testing the best angle for stropping your knife. You should now have a convex edge. If you continue to use this site we will assume that you are happy with it. Peel the tape off and wash your knife. Reset the position and repeat. Now let’s move onto the stopping. I use the sandpaper/mouse pad-leather strop method for my convex knives. We’ll show you the techniques to use with our easy-to-follow 7-step guide. Place the knife flat against the surface of the leather so that it makes a 90-degree angle (like a “+” sign) with the strop. Now that you’ve got a clear plan on how to properly strop a knife, you’re ready to get some practice. Next, gauge the angle of your knife and place the blade against the strop. This is the best angle to strop the edge at. Stick to the same number of strokes and inspect the edge and tip after each set. You will get a pretty sharp straight razor, pocket knife or survival knife by using a stropping belt. Keep the angle and the pressure as consistent as possible. Slide the knife (with your handle hand) across so that the handle-side of the blade is on the leather. Take the steps and techniques you’ve learned on how to strop a knife and get some practice. Now, charge the strop with a stropping compound and rubbing it against the grain until it flakes off. We’re going to start with the roughest grit leather. This knife sharpener is based off of a long-used technique to sharpen knives with a convex edge. You don’t want to put too much on, so don’t lather it. 2) Assuming that the file/stone puck method will not destroy a convex edge, I thought I'd ask for any advice/critique on … Always pull the knife edge backward to strop and be sure the knife is clean. These leather surfaces are often coated in an abrasive compound that binds with the leather and gives your knife a polished and refined finish. Do one or two stropping sets and use the tissue to wipe the blade down. Stropping refers to anything other than a sharpening stone or rod that’s used to sharpen or hone the edge of a blade. Stropping compound feels similar to a crayon, but somewhat harder and less greasy. A convex edge may be put on any blade or grind using this method. Creating the secondary bevel is very fast. Find the point where the angle is slightly shallower than the point where these catches happen. Once you’ve done a couple of sets, you’ll be ready to go. Place your bench/paddle strop down on the flat working surface so that the longest side is perpendicular to you. One of the main reasons is that they seem to displace the cutting media better than other grinds, which results in a very smooth experience when working with wood especially. You’ll find different compound grits and strop designs. Let’s learn how to get knife edges that would make a chef’s eyes light up! This is the handiest hone I own. The process involves running the edge of the blade along the leather’s surface to remove the waste and burrs left behind after sharpening with a rod or whetstone. The basic idea is to use a black (coarse) emulsion on the strop until you get a shaving-sharp edge. Your knife should be ultra-sharp and ready to go. In this video, we learn how to strop on a stropping block. Using your left hand, spread your fingers and brace the blade evenly across the board. Double Sided Leather Hone This two sided leather strop is perfect for maintaining any convex blade. This is one stroke. Heat the compound a little to soften it and make it easier to apply. Putting a convex edge on a knife and sharpening it with whetstones is actually incredibly easy, even more easy than sharpening a true scandi grind. By loosely moving your wrist over the sharpening stone, you will never sharpen at the same place or use the same angle. This video is the result of a viewers request. You want it at the angle we tested for in step 1. Jokes aside, the edge will exceptionally sharp, so tread carefully. Also Read: Best Pocket Knife Sharpeners Reviews And Buying Guide. Whether you’re looking for a sturdy tool to have at the ready or looking to keep your pocketknife sharp, Sharp Side has got you covered. The most popular are hanging strops (this is how to strop a knife with a belt), bench strops, and paddle strops. Now is a good time to point out the technique for stropping the tip of the knife. Pro tip: You can also take a black sharpie and draw a line along the edge. Knife enthusiasts yearn for edges like this and entire industries have been built around achieving it. Starting with a blade on which a V-shaped primary bevel has been cut (top image), the convex bevel is formed by grinding the flat beveled areas into arcs. They are also very easy to maintain. Also Read: Best Electric Knife Sharpener Reviews And Buying Guide. There are two layers to the strop and they measure different lengths. Generally it’s recommended that you strop a knife by lowering the angle you sharpened the knife at, by 1º to 2º on each side. As the knife is moved over the sandpaper the mouse pad dips inward creating a convex edge. If you are unsure if you are removing material at the edge, simple mark the edge with a marker as shown in the video. The green color is finer and the white color will be the finest. If you are a purist, You can use the old mouse pad and sand paper method that can work equally well but requires a little more time and skill to successfully execute. Knives & Convex Knife Sharpening System. We don’t advise touching the edge now as it’s sharp enough to cut open the fabric and space and time. Knife stopping is what takes a knife edge to impeccable levels of sharpness simply not achievable with a whetstone or sharpening rod. As a matter of fact, I find it to be more forgiving than other grinds as you do not have a precise bevel that you must match perfectly. Thank you for watching! Once you get a decent edge, advance to the next grit and repeat until you are satisfied and finish by stopping. Now that you have the best sharpening angle, let’s move on. Stropping 101 The basics of stropping including why its done and techniques. Turns out the owner just knew how to strop a knife. This two sided fine leather strop is perfect for maintaining any convex blade. Also Read: Best Hunting Knife Sharpener Reviews to Buy. There Are many reasons that convex edges are popular among the knife community. Gradually turn the edge towards the stone as you sharpen the knife. Even finer emulsions can follow, depending on how obsessive-compulsive you are about knife edges. In particular, knives with a convex-grind are a very suitable to use with stropping belts. I remember thinking it was the most expensive steel on earth. You’ll find out exactly what you need and where to start. Finish on a strop if you have one, or steel ever so lightly. Keep the angle and the pressure as steady and consistent as possible. You don’t need to wet it. Press hard and make sure the compound is equally covering the strop. Many knife aficionados consider a convex grind the strongest and most durable profile. 9. Search up a couple of pictures online if you’re not confident. With leather on both sides, you can charge each side with a different abrasive sharpening compound to fit your needs. If you’re learning how to strop a knife with a belt and want the compound, you’ll need to secure it and keep it sitting flat. Sharpening a convex edge also requires a different sharpening technique. Strop the knife at this angle until the bevels are blended into a continuous curve giving you a precise, convex edge. Keep the pressure light and consistent and remember to keep the angle steady. The handle allows me to sharpen my knives safely and convieniently anywhere. Pull the knife across the strop carefully, towards the back of the blade. Hold the handle of the knife in your right hand and push the hilt up to the board. The type of stropping we’ll be talking about in this guide is leather stropping. On the bottom you should put two mouse pads to make sure it stays put. First, a did some general grinding with the diamond stones, then I refined the grind and sharpened it with the whetstones, cleaned up the edge with sandpaper, and finished with the strop for sharpness. Before using a knife that had been properly stropped, I didn’t even know this technique existed. Rotate the knife so that the spine lifts off and the edge remains on the leather. We offer a selection of knives and our own convex knife sharpening system. How To Use A Strop for Convex or Other Knife edges - YouTube Now we’re going to use the green compound strop or the smooth side if you’re not using compounds. KnifeSharpenerGuy.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com, Amazon.co.uk or Amazon.ca, Step 3: Use the Right Stropping Technique. You can keep a great edge simply by stropping your blade once in a while.