The present invention is generally directed to a fixture for retention of a blade or the like against a grinding member during a grinding operation. The invention is more directly related to such a fixture which is adjustable to maintain a predetermined pressure between the grinding member and a blank (blade) for hollow grinding thereof.

The advantage of putting vertical hollow grind marks on a blade seems to be more culinary, where the knife blade will release the food better when it has those vertical grinds. The disadvantage of the vertical grind is that under heavy use and sharpening, the blade will wear away at the intersection of the vertical grind mark and the edge.

Most of the hollow-ground knives produced today have a secondary V-bevel at the edge, and so can be sharpened on a stone or other flat hone, or by using a guided sharpening system. Because a hollow-ground blade has the potential to be …

The term blade geometry refers to the physical properties of a sword blade: cross-section (or grind) and taper. Cross-section. The cross-section of a blade is the primary way of ... The diamond cross-section could also be hollow ground for greater edge sharpness and …

As murdok pointed out, a 5/8" high grind line on a blade won't be all that bad if the blade is of a smaller size. Most hollow grinding is on thicker than .125" stock. As murdok said, the grind can be pushed up higher. Made the first cut near the edge,and walk it up the blade toward the spine in a series of parallel hollows. Even out the curve ...

One of the least common types of medieval swords, both historically and also with modern functional reproductions, was the Hollow Ground blade – which is essentially a blade with a concave grind either side of the central ridge that swoops up slightly and terminates with a secondary bevel..

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Knife Making Hollow Grinds made easy using an Oregon Blade Maker 10 inch Large Wheel. This video is a product review of the Oregon Blade Maker 10" Large Whee...

Apr 15, 2012. #1. At the Harrisonburg show, Pop's ( James Poplin) had a new device that was on a Bader BIII grinder. It was a hollow grinding fixture. The simplest way to say it is, "This compares to most hollow grinding jigs the same way a MAPP arm compares to a work rest". The wide work plate keeps the blade in a straight plane as you grind.

2) Blade hollow measurements refer to the radius of the circle that is cut into the blade by the grinding wheel of the skate sharpening machine. The grinding wheel actually only grinds a small portion or arc of that circle into the blade. (See grinding …

Maybe someone with some experience can jump in here, but I think it would be very hard to grind a hollow bladed knife with a file. You would have to be grinding a knife with absolutely no belly, like a seax or something. Then there is the issue of where the grind would stop. If you were using a half-round file to do it, you'd be moving the file ...

A Hollow Grind is found on a knife like the Buck Woodsman because it's ideal for skinning. Full Flat Grind. The flat grind is the simplest type of grind, but it comes in three main varieties. The first is the Full Flat Grind. The Full Flat Grind begins tapering to the edge from the spine evenly on both sides.

Grinding on a wheel provides a particular challenge in that you have to hold a consistent position or else the angle of your grind changes. Various jigs exist for 10" wet grinders but they're all designed for straight or upswept edges rather than forward-curving like scythe blades--even the mighty Tormek lists scythe blades under items that they tell you to grind freehand.

The truth about hollow grinding Hollow Ground Blades Versus Flat Or Convex Blades! I am going to jump right out in the beginning and offer this opinion, which is actually the fact: There is no advantage to flat ground knives or convex ground knives unless one is using the knife as a froe for riving planks or shakes from a block of a tree round.

Hollow ground will be a bit sharper since the blade is thinner at the edge. However, because of the thinness of the edge, it is more likely to "roll over" after a comparatively short use and need more frequent honing. Chopping especially hard woods is more likely to hasten the need for sharpening.

The hollow grind. For a hollow grind, the blade is ground so that it is slightly concave on both sides of the blade. This thins the blade and enables a very thin, sharp edge, making this style of knife an excellent slicer. Hollow grinds are useful on any knife that needs to be able to slice, making them excellent for every day carry.

This razor is in used condition (no box). Don't miss this one! You will receive the exact item pictured. ·Carbon steel hollow grind blade. (All bone handle knives are bovine bone unless stated otherwise).

This shows one way to hollow grind a knife. Hopefully it will offer you some tips to help with your grinding.

Well, one of the reasons I ordered the T7 is to make hollow grinds on 1.5 inch long neck knives. I'm not sure if the jigs that come with it would work though, or if I got to do it freehand. The D2 steel is ready to use planer blades one inch tall, one-eight thick and will be 4 to 6 inches long. Anyone here ever use a T7 as a hollow grinder for ...

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Answer (1 of 3): It is basically what it sounds like. A flat grind is what you typically see in knives, and is my personal favorite way to make them since it allows for easy sharpening. It's simply making a flat secondary edge (bevel), giving it a very simple look. A hollow grind is just a conc...

Conceptually, the convex grind is exactly like the hollow grind but opposite. Instead of a concave grind which minimizes the material close to the edge, the convex grind places the maximum amount of material at the edge. This style of grind is great for hard use fixed blades and a variety of folding knives as well.

A Simple Hollow Grinding Jig. This is a jig I threw together from things in my shop that makes it easy to create hollow-ground knife bevels. I would have made an instructable out of it, but I don't have any pictures of the process and it's pretty easy to see how the thing goes together any way. The metal widget with the springs is there just to ...

For the purpose of this online guide, we are going to discuss how to grind flat, hollow, and full-flat bevels. Variations of the above can be attempted after the basics are mastered. When using a belt grinder, always try to do the majority of rough grinding with …

A hollow ground blade. A hollow ground blade is a knife blade that has been ground down to create a characteristic concave, beveled edge along the cutting edge of the knife. This effect is accomplished by starting the grind below the midpoint of the knife, creating a small wedge with concave sides that is extremely sharp and very easy to care for.

The smaller the wheel, obviously the smaller the "hollow". The most common size wheel I have seen over the years is a 10". Personally, when I do produce a blade with a hollow grind, I will most often use a 10" wheel, but because I demand that the grind be "right", and not one of those aforementioned perversions, the size wheel is determined by ...

Hollow grinding tips and techniques. October 25, 2021. Bob Van Dyke heads to the grinder to demonstrate how he adds a hollow grind to his blades and how he keeps from burning the blade in the process.

Hollow grinding tips and techniques. October 25, 2021. Bob Van Dyke heads to the grinder to demonstrate how he adds a hollow grind to his blades and how he keeps from burning the blade in the process.

GET THE JIG PLANS HERE to Get an AWESOME Hollow Grind on Your Knife with a hollow grind jig.This is the first production ...

Hollow grind. As the name might already suggest the hollow grind is hollow. Traditionally speaking a hollow grind was applied by pushing the side of the blade to a large, spinning, grinding wheel. Because of the curve of the stone a hole would emerge which would stretch out over the entire length of the blade.

Greetings Friends. For Sale.... Berger Hollow Grinding Machine Model HS 2/S-H Operation: Grinding of Knife Blades Grinding Length: 21.5" This machine is designed for grinding high production lots in automatic mode... $ Horizontal Grinding Machine $ Angular Position of Grinding …

Hollow Grind. The hollow grind is a very common grind for knife blades. Hollow-ground blades offer excellent cutting properties and are more flexible than blades with a different type of grind. They are mainly used to for hunting and outdoor knives as well as kitchen knives. We also hollow-grind …