Keep in mind that the first time any knife is put in a WEPS you need to document it with the AAG and establish the WEPS apex profile. Hi Steve! However, Kendra Tobler, marketing communications manager for Benchmade Knife Co., indicates grades of blade steel also factor in as well. S90V from Benchmade sharpens up much easier than S110V and almost as easy as S30V. For the more advanced sharpeners among you, Work Sharp offers the Ken Onion Elite Sharpening System, a variable speed motorized unit employing long-lasting flexible abrasive belts made by Norton Abrasives. The answer is one that plagues knife neophytes and old hands alike. If not working out, drop down to a 1000. Get the Sharpmaker, and a 6" utility stone from the hardware store (about $10), or a coarse diamond hone (usually about $20). How to sharpen a hunting knife. The manufacturer of Bench-made knife recommends you to use 30 to 35 degrees angle sharping, which you need to follow. I switched to Nano cloth using 0.050 micron diamond slurry. sk5 Thin blades are much easier to sharpen to low edge angles than thick knives, Crawford states. S90V steel is another super steel produced by crucible industries. You may get by with just stropping the edge, and not going with stones. Tobler is another proponent of the marker method. Sometimes it can flop back and forth as you sharpen. A metal guide rod affixes securely to the Double Sided Diafold file via a large rare earth magnet. 440C steel On the other hand, thick blades should be sharpened at wider angles because they have a lot of material on the edge, and it will take you more time and energy to get a sharp edge. I watched Michael Christy sharpen it several times but he talks about how he goes about sharpening it and doesnt compare the toothy vs polished edge. Specs: Blade Steel: CPM-s90v HRC: 61-62 +/-.5 (Cyro) Sharpening Angle: 20DPS OAL: 6.1 in Thickness: .14 in Handle Material: Blue Linen Micarta with Micromilling Sheath: Storm Grey Basket Weave Holstex. My Buck 110 with s90v responds well to a worn diamond coarse & fine. If the knife isnt positioned correctly no matter how you adjust the angle youll never make full bevel contact. That can do wonders to maintain an edge between sharpenings, also. It may not display this or other websites correctly. I think for S90V it's about patience and the willingness to put in the strokes. And it usually takes time to thin down a thick blade. Dave, I'll agree w/ you on this steel. And if you use the marker method a lot, abundant lighting helps you see clearer without eye strain. I find the high carbide steels do hold an edge much longer, but take longer to sharpen and require diamond hones. With a total angle of 20 to 34 degrees, this is still a very fine edge. It works on plain, serrated, and partially serrated edges. You must be logged in to reply to this topic. Wicked Edge Precision Knife Sharpener All rights reserved. It is ground thinner because S90V is a high-yield-strength steel that can retain its strength with a thinner edge without deforming or chipping. It includes an extra coarse hone great for reprofiling edge angles. Rex 45 I use it without the base. Lets get into it! I did order some9 Micron Diamond Lapping Film for the glass side of the 1500 grit blocks i have. Over time, my blade became a beater, which saddened me because I paid more than $300.00 for the knife. Products search. Removes active rust, minor imperfections in blade like honing scratches, restores shine. Crucible's s90v sits on the super steel end of the steels scale, same as the cpm 20cv. It was no problem at all. DOWNSIZED 2X72 +1 on investing in a set of Spyderco Tri-Angle Diamond Stones (204D). :). The goal is to remove all of the ink in one swipe, Crawford says. I gave it a 36 degree inclusive edge, BTW. The edge came out very nicely. The EoS and ER numbers are scaled 1 to 10, with EoS = 10 being easiest to sharpen and ER = 10 denoting highest edge retention. FPT | 200-PGA. S90V also beats S35VN with better edge retention but that's it. Next Last-Lucky-Joined May 11, 2010 Messages 786. . 1095 All knives lose their edge over time, even if you use a sharpening steel on a regular basis. Time to move on to 3,000 grit. I never did get the blade as sharp as I wanted because normal grit progressions dont apply to S90V. HAP40 The best angle of sharpening is one of those very intriguing topics that many have explored but most have come up with different answers, states Jake Broce, online marketing coordinator for A.G. Russell Knives. Free shipping for many products! You can use the method in conjunction with one of the guide kits even if the kit holds the angle constant for you. Ease of sharpening, edge retention and temper of selected steels Here is a list of selected blade steels, with scaled judgement values of their ease of sharpening (EoS) and edge retention (ER). USB microscope. I know there are some guys around here though that can work some real magic with the SM. I agree that the UF rods are a nice-to-have. I invite you to read my thread on finding the sweet spot also. MSRP: $25. After using my Wicked Edge sharpener for three years, I finally knew what I was doing. Ceramics will work but I do not suggest them because of the excessive burring they cause with this steel. Depends on how dull it is.. Inspect the edge with a scope or loop. It's probably the toughest steel I've had to reprofile to date. 12C27 These images are taken from my book Knife Engineering. It is the lowest angle recommended for most blades, and they produce good cutting power. Diamond Machining Technology (DMT) offers the Double Sided Diafold Magna-Guide Sharpening System centered around the companys Double Sided Diafold folding diamond files. Youre looking for that single position and angle setting that removes all the marker across the entire height of the bevel. Sharpening can be dangerous, so be sure you are in the right frame of mind when you do itnot mentally or physically tired, nor pre-occupied. 52100 I think I gave the blade 30 strokes before switching to 3 micron diamond lapping film. My higher end steel blades (S90V and ZDP-189) I keep at 17, and my stainless blades are at 20. Of course, I practiced on my kitchen knives before I decided to sharpen my Benchmade. These angles should not be used to sharpen blades made from very hard steel because the blades are very brittle and highly susceptible to damage. One slip and your blade is forever scarred. Just reprofiled and sharpened a Kershaw Shallot in CPM-110V yesterday and it was interesting, I don't remember what S90V was like as it's been awhile. Such low angles of 7 to 8 degrees are easily achieved using fine sharpening tools with at least 1000 grit, like water stones. Conversely, he adds, if you sharpen at a wider angle, such as 25 degrees, the edge will still be very sharp but you gain improved edge retention and, thus, eliminate the need for more frequent maintenance. You must be logged in to reply to this topic. Its pretty much a downsized version of a larger and much more expensive 272 slack belt grinder used by many knifemakers. An example of data being processed may be a unique identifier stored in a cookie. A prime example of Toblers point is Benchmades 15017-1 Hidden Canyon Hunter, a compact drop-point fixed blade in premium CPM S90V stainless steel well known for its extreme edge-holding ability. It is ground thinner because S90V is a high-yield-strength steel that can retain its strength with a thinner edge without deforming or chipping. Attached to an FWCX Extra Coarse/Coarse Double Sided Diafold, the manual system can easily reprofile an edge to any one of seven pre-set angles. Most kitchen and outdoor knives fall under the category of 17-22 sharpening degrees. I havent bought any strop blocks for it yet. Steve, applying a marker to your knife edge, (I like red because its easy to see), will allow you to see exactly where your stones are impacting your knifes edge and removing steel, as it removes the markings. You will not need to sharpen it. My experience has taught me that there's nothing like digging in and getting started. They should be here next week. Ask a New York- or D.C.-based journalist what they know about evangelical Christians and you may well get an answer like, "They're the ones who voted for Donald Trump.". Thanks for the link. The hones are wider and longer for more effective use and have molded-in integral handguards for safety. Big mistake. cpm-20cv vs 154cm Any diamond system that will let you control the angle will do. I have one and love it. ATS 34 Any less than 1 micron and you will notice a loss in performance. Spyderco Sharpmaker is simple to use and fairly inexpensive. My very first knife was the Benchmade 940-1, which is made with CPM S90V. (Authors note: Motorized sharpening is best left to those with sharpening experience.) You are using an out of date browser. I don't plan on sharpening my S90V Para2 until I get my Work Sharp Knife & Tool Sharpener(which is effectively a mini-belt sander). Built-in guides set the blade at the correct 14-degree angle. Knife blades made from hard steel should be sharpened at smaller angles because they yield a lot of strength. For Sale: Custom & Semi Production Knives (Dealer), KnifeMaker's Market: Knives & More for Sale, Wanted: Knifemaker / Craftsman / Related Services, Busse / Swamprat / Scrapyard Knives For Sale, For Sale: Traditionals, Slipjoints, "Old Timey", International (Non-US) For Sale & Trade Forums. Thanks again to Mike (Mikelikesknives) for lending the knife to me to be able to show on the channel. A2 Noctis3880 Joined Jul 22, 2009 Messages 11,409 Sep 25, 2010 #8 I work in an office and rarely use it for anything other than opening a package sometimes. Gallery. Not sure that analogy holds up. For the tougher steels I tend to agree with others that it's best to keep the edge touched up often. Also with what I have now the 200/600, 800/1000, and 1500/glass (and 9 Micron Diamond Lapping Film ), if you had those and could only get one more pair for now which set of strops would you purchase? No exceptions. However, CPM 20CV blade steel offers better toughness, corrosion resistance, and it is easier to sharpen. The angle guide kits subtract the science of maintaining a consistent angle, so all you need do is concentrate on getting the edge sharp. These properties make S45VN is outstanding blade steel for high-end folding knives. When I have used the 80's I spend a lot of . The sharpmaker can easily sharpen S90V if the sharpener has the ability. The brown rods can produce a hair whittling edge. VG 10 Steel S90V, which I will forever more call goblin steel, is neat largely because of the vanadium content. knowledge base. Different sharpeners for this angle include guided systems, sharpening stones, or powered sharpeners. Soft steel, on the other hand, should be sharped at steeper angles which helps them withstand the stress without deforming. I used the Venev Resin Bonded Diamond Stone (240/400 FEPA Grit). The extremities of the knife, the heel and the tip can pose the most difficulties. I've often said the hardest part of the 5 Angle-Guide Knife Sharpeners That Make The Cut, TOPS Little Bugger: Svelte-Bladed Straight-Edge, 5 Best Pocket Knife Sharpener Options [2022], Knifemaking 101 Read This Before You Make a Knife, 8 Things You May Not Know About Forged in Fire.
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