how to grind knife blade
It’s nearly impossible to say which is the optimal grind. Some knife enthusiasts regrind their blades to improve blade properties or to create new ones. Both high flat and Scandinavian grinds come recommended as survival knives. It also makes the blade easier to sharpen and maintain. The Scandinavian, also known as the V Grind, is the third type of flat grind. Whereas the Full Flat Grind begins tapering toward the edge from the spine, a High Flat Grind leaves a small portion of the blade the same thickness as the spine before it begins tapering toward the edge. Be aware, though, that there’s always a trade-off between a blade being able to take an edge and keep one. This is what gives hollow grind knives the sharp cutting edge. Both of these would be Compound Bevel Grinds. These grinds are extremely versatile and probably all that an average knife owner will ever need. But what is it, exactly? Chisel Grind – (AKA “zero bevel grind” or “single bevel grind”) – Just like a—you guessed it—chisel, this knife edge is flat on one side and the opposite side ground between 20-30 degrees to about halfway up toward the spine. The type of grind on your knife has a considerable influence on how successful it will perform a certain task. This makes the blade stronger yet still fairly sharp. Knives with this type of grind can be manufactured in both left and right-handed variations. The design reduces drag much more efficiently than on the sabre grind of the typical Western sword. This will enable you to recognize the right grind for how you intend to use your knife. It all depends on the application. Another common grind, the sabre grind, has a flat primary bevel starting at about the blade’s center. Here are some of the most common types of knife grinds, their attributes, and their strengths. Chipped and corroded blades, for example, can be restored with a new grind. But, if I have to choose one, it will be the hollow grind. The High Flat Grind is the second type of flat grind. A grind refers to the shape of the cross-section of the blade or how the blade is thinned to reveal the cutting edge. Even among experienced knife enthusiasts, there’s heated debate about which blade grind is the best for which application. This grind is seen on Japanese swords such as the katana. But they are a specialty, and as such, they’re not ideal as everyday knives. Still, one of the major downsides is that it dulls fairly easily. The benefit of having two bevels is that it improves cutting ability and is less prone to chipping. Although the curved sides meet at a razor-sharp edge, the grind is not very durable and can dull fairly quickly. Ideal for whittling, the clear bevel makes it easy to see the edge’s position in relation to the wood. For example, you could have a Double Bevel Flat Grind or a Scandi Grind with a secondary Convex Grind. The Fallkniven F1 survival knife has a Convex Grind. Think of it as a ‘reshaping’ of the blade edge. As the name suggests, this is the same grind you’ll find on a chisel. By reading my blog, you may learn some sophisticated hunting techniques. The actual degrees vary, but a typical angle of a Chisel Grind is about 25 degrees. The Scandi and High Flat Grinds are also the recommended grinds for survival knives because they're far easier to sharpen in the field. Also, the knife material needs to be thicker to achieve a relatively sharp and efficient cutting edge. It then tapers in a straight line toward the edge. The blade grind is just as important, and if you get it wrong, kinda’ defeats the entire purpose of the knife. A sample knife with a Full Flat Grind is the Spyderco Sage. It takes a high level of skill to achieve this grind on a flat stone. But they do lose their edge fairly quickly. This means the edge is extremely sharp but it's not as durable. A rule of thumb is ‘As thin as possible but still thick enough’. Most blades are ground using special grinding machines. Instead of focusing your attention on the flats, look closely at the outer edges of the blade. As a skilled hunter and a man of the field, I will show you some sharp, intelligent and amazing hunting methods. The advantage of having a Chisel Grind on knives is thoroughly debated, but it's exceptionally sharp and great for woodworking or cooking. The grind is concave, meaning that the sides of the blade curve inwards and meet to an equal degree in the middle. Unlike polishing, grinding means that a portion of the blade is removed. A Chisel Grind looks like you might expect: one side is completely flat—from the spine to the edge—and the other side has a single bevel that starts around the middle of the blade. What defines the High Flat Grind is that the bevel begins close to the spine. This means that the part of the blade directly behind the edge is thinner. Flat grinds are great for whittling and general use. If you’re headed outdoors for any length of time, it goes without saying that good quality... You’ve taken the shot. Our cutting-edge customer service squad can be reached at 1-800-248-1987 or, We carry a huge selection of knives from some of the world's top brands, like, Other Knife But the term is usually used to describe a specific secondary bevel. In a full flat grind, both sides of the blade taper evenly from the spine and meet at the edge. Then there’s the blade tang, which, although you hardly know it’s there, brings together the blade and handle. This makes the entire grind simple to achieve. setting a specific angle on the jig and then attaching a knife Polishing occurs after the grind and serves only to create a smooth finish. One example of a Scandi Grind is found on the Mora Bushcraft. Hi, my name is Michael Goodman from Chicago. By joining my email list, You can learn some sharp, intelligent and amazing hunting methods. The deer is down, and the prize is yours. The third and final type of flat grind is the Scandinavian grind. Attempting a specific job with the wrong grind on your blade will make that job much more difficult. This grind makes for some wickedly sharp chef’s knives and is often seen used for Japanese culinary knives. The hollow grind is the best choice for a fixed hunting knife by me. Coated Boot KnifeSchrade Uncle Henry 171UH Pro HunterWinchester 14.25” Huge Bowie KnifeSchrade 8OT Old Timer Senior Pocket KnifeSchrade SCHF21 One-Piece Drop Forged Boot Knife, Copyright © 2020 Knife Depot. The blade grind is a crucial factor in the performance, ease of use, and the durability of your hunting knife. A Compound Bevel Grind (also known as a Double Bevel Grind) adds a secondary bevel to the existing grind. A regrind makes the cutting edge more effective. The sabre grind is best for tough tasks because it belongs to the strongest, heavy-duty grinds. All the grinds up until this point have been fairly straightforward, but the next grind can be a bit confusing. The blade is very brittle, requires frequent maintenance, and is prone to break easily. It helps then if you have at least a fundamental understanding of blade grin… The convex shape means that a lot of metal is kept behind the edge. In a good source of natural light, hold the blade at eye height with the flats of the blade horizontal. The first is the Full Flat Grind. The asymmetrical grind may not be as acute as a sabre grind. It could also cause irreparable damage to the edge. They will do a great job and customize your blade to meet your individual needs. This means that more of the blade is the same width as the spine, making it stronger and more durable. The only difference is that the sabre grind has a secondary bevel. You can tell the angle by simply laying the knife on its side because the bevel makes the grind obvious. To beginners, a knife consists of two parts: a blade and a handle. This type of grind is concave, meaning the sides curve inward until they meet. Basically, picture a Scandi Grind, but instead of a straight grind, it's curved. Not only is the Convex Grind one of the most durable but it also holds an edge quite well. The deer is down,... Learning how to throw a throwing knife can... Hunters value their knives by providing them with... Gutting Knife Guide: 10 Best Gutting Knives Review, Throwing Knife Guide: 10 Best Throwing Knives Review. The double bevel grind adds a back bevel just before the cutting edge of the knife. Leaving part of the blade the same width as the spine, the high flat tapers later than the full grind. For example, there could be a Convex Grind on one side of the blade and a Scandi Grind on the other. The bevel created by the late tapering from the spine gives the high flat grind its easily recognizable shape. Basically, the blade grind refers to how the blade’s cross-section is shaped to produce the cutting edge. Unlike the High Flat Grind, the Scandi doesn't begin tapering until closer to the edge. Only one of the sides is ground at an angle of approximately 25 degrees. The downside is that the edge is generally weak and can dull very quickly. Believe it or not, the type of grind you have on a knife changes the whole dynamic of the blade, which is why knowing the different edges on your knives will help you better understand how to maximize and take care of your knife. Knowledge of blade grind will also allow you to maintain your knife properly. One of the most overlooked aspects of a knife is the grind. All rights reserved. The double bevel is less sharp than a single bevel, but the blade does gain on resilience. Hard steel can take a sharper grind, yet it is more brittle and can easily break. One of the downsides is the constant maintenance needed to keep the edge. The blade grind is a crucial factor in the performance, ease of use, and the durability... You’ve taken the shot. The Scandi Grind, along with the High Flat Grind, is more common today. There are different combinations you can make into Asymmetrical Grinds and each has its own advantages and disadvantages. Technically, we could say that any grind which is different on either side of the blade is asymmetrical. The hide, antlers,... Gutting knives are crucial in the hunter’s arsenal. Blades are ground at the time of manufacture, as part of a maintenance regime, or when the blade is damaged. The other side is left flat. This grind is also good for wood carving and similar projects. If you lack the experience to regrind your blade, I suggest seeking a professional to do it for you. The flat grind is the simplest grind … That means much more of the blade is left the same thickness as the spine. This creates an extremely sharp cutting edge you’ll find in every commercial and most domestic kitchen. The hollow grind creates a sharp edge that can be extremely thin. Chisel Grinds are, unsurprisingly, found most commonly on chisels, but they can also appear on some folders and chef's knives. But it does create a relatively sharp edge with a lot of strength. This type of grind… Also, the blade is much less vulnerable to chipping and other damage. The flat grind is the simplest type of grind, but it comes in three main varieties. An asymmetrical grind is one that has two different grind styles on the same blade. It’s hands down the easiest way to sharpen a blade. Copyright © Hunting Lot. Let’s take a look at some of the different types of grinds: This is probably the most common grind, especially in mass-produced knives. The chisel grind is the reason why Japanese culinary knives are sharper than most Western blades. It helps then if you have at least a fundamental understanding of blade grind. Rather than curving inward like the Hollow Grind, a Convex Grind features a rounded curve that comes to a point. The asymmetrical grind involves honing the blade’s flat side and then removing the burrs from the other side. The grind is not up to tough tasks like chopping wood etc. The blade design takes the concept of the knife and turns it into a practical and effective, task-specific tool. It’s also great for cleaning fish and can hold its own with middle-tough tasks like splitting kindling, etc. The type of grind on your knife has a considerable influence on how successful it will perform a certain task. Personalized Engraved Knives Single Blade Pocket Knives2-Blade Pocket KnivesAutomatic Knives Multi-Tool Knives, Colonial Knife CompanyCinch Knives by BokerUZI KnivesBoldric Knife BagsKanetsune KnivesBoker Arbolito KnivesGlock KnivesStone River KnivesMyke Hawke Knives, Precision Balance 12 Piece Throwing Knife SetWWI U.S. 1918 Trench KnifeSchrade SCHF43 Jessica-X KnifeSchrade SCHF36 Frontier Smith & Wesson Spec Ops M9 Bayonet KnifeSchrade Old Timer 15OT DeerslayerSchrade SCHF9 Extreme Fixed Survival KnifeSmith & Wesson H.R.T. But it curves the opposite way to a hollow grind. Full Flat. Instead of tapering flat to the edge, a convex grind is curved. Flat grinds are used mostly as kitchen knives and are not my favorite blade grind for a hunting knife. The reason for this is because the angle of the taper is constantly changing. There’s a fine balance between getting the edge thin enough to cut well yet keeping enough thickness to avoid weakening it too much. The Compound Bevel Grind is probably the most common type of grind in knives today because it is not mutually exclusive from the previously mentioned grinds. A lot of hunting knife enthusiasts prefer either convex, Scandi, or saber grinds. Since I prefer the drop-point blade style, the hollow grind will be just the thing I want for my perfect hunting knife. Check out the Mora Craftline HighQ Chisel Knife to see a Chisel Grind in action.
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