Thiers Issard 188 Durandal Straight Razor | Carbon Steel | 6/8 Size | Extra Full Hollow Ground | Round Point | Ram’s Horn Handle | Made in France $310.94 – $322.94 About This Item.Follow its use with stropping on plain leather, and be sure to thoroughly remove all the paste residue from your razor before touching the plain leather. You can strop on the diamond paste ~25-50x laps, clean the razor to prevent cross-contamination, then move on to this chromium oxide for a similar regimen. A much better solution than have 3 or 4 strops of each profile cluttering up the bench.Green chromium oxide super-fine finishing paste, Thiers-Issard ‘Chromox’ is perfect for final stropping sharpening after using a diamond-based paste prior.ĭedicate a specific stropping surface to each level of grit of sharpening paste, such as a balsa wood bench strop, or a suede-type calf hide strop. I will have to get out my microscope and study the edges to really see whats going on, but you were right the mixed particle sizes did seem to work better than single grit stropping. I never resorted to another sharpening tool! After finishing I tried a couple of cuts across the grain in basswood with each knife, no real sign of edge degredation that I could tell. I carved 56 round tenons for the slats on a rustic gate in doug fir, stropping every 20-30 minutes. It has a consistancy of butter left out on the table and wow does it work! I stropped several types of steel, including an M2 HSS knife I made. After a night in the fridge I took it to the shop and began experimenting. I hand to put it in the refridgerator to get it to harden up. It is very soft about like warm butter (I was a little worried about this). I found a soap and cosmetics supplier on ebay and purchased 1/2# of beef tallow. 1 large-ish chunk of green chrome rouge (700grit) and a small chunk of Al oxide rouge (1200grit). 4gr each 16-22micron, 3-6micron, 0-1micron 50% concentration diamond lapidary paste. If you can cook you can make paste.Ĭhris- Per your suggestion I assembled some abrasives. I guessed at the measurements by the amount Chris used in his demonstration. I emphasize to have ventilation during the process and wear gloves when touching the product. The following day I spread it on my leather. Some fat sits on top, I removed some not knowing exactly what to do and the rest I mixed in with the paste and ceiled it with a lid. Unable to get the cutting compound I did not add it but still looking for a local supplier. of Autosol metal polish and let it boil to a liquid mush. of silicon carbide valve grinding paste, 1/2 piece of jewellers rouge, 1-tbsp. I boiled it until it rendered down as much as possible and strained it through a fine metal sieve. The fat is best used frozen, wait a few minutes after you take it from the freezer and then shred it on a metal grader. Placed water in an old pot and approximately half a cup of shredded fat in a small jam jar. 1Ĭhris I was not able to get the Atora product so I got beef fat from a butcher. For more on strops, see my, Woodcarving Tools, Materials & Equipment, vol. Leather: thin, glued to plywood rough side up. However, do a web search for 'tallow' and you'll find plenty of suppliers. I find suet an adequate substitute for tallow when the abrasives are added the suet doesn't seem to go off or mouldy. Tallow can be stored for much longer than suet but is harder to find today. Tallow: is rendered beef or mutton fat, processed from suet, and used in the past for candles and lead working. Suitable abrasives would be diamond paste, silver polish, Carborundum powder or grinding paste, and the blocks that are supplied for high-speed honing wheels. I seem to get through a lot of this stuff because I'm always giving it away to students.Ībrasive: I use any and all fine metal abrasives, and they do want to be as fine as your fine sharpening benchstone. You only need a small amount! It lasts a very long time. In this lesson I'll show you how I make my own strop paste. The abrasive is held to hard leather with a slightly soft medium (traditionally, tallow). The strop paste does the business: it's a fine abrasive that removes metal, sharpening the cutting edge and polishing.
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