Had some fun with Santoku

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Sep 27, 2007
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My mother in law is a notorious "blade duller":D She asked me to help her pick out some Shun Elites the other day because all of their kitchen knives were way too old and worthless. Granted, they love to get new stuff just like anyone else, but I said, first let me see what I can do with one of them, you know just for fun.

I took home their 7 inch Santoku from J.A. Henckels. I'm not sure exactly what steel it is, but I believe it's something close to what Wusthof uses, which is X50 CR Mo V15.

Anyway, like I said, my mother in law could dull ZDP-189 in 3 minutes while cutting up celery sticks;), and this Henckels was no exception. The edge was so flat that I could see it with my naked eye. I know it wasn't, but it looked like 1/32 of an inch!! You could run your thumb down the blade without fear.

I started out with the 1 inch belt sander to set the edge, then went on to the sharpmaker with diamond rods, medium rods and then fine rods. Just for fun, though, I did something different than I usually do. I did some liberal stopping on an old chromium oxide loaded belt that I have free-hanging from a shelf next to my grinder. I did each step as normal, but stropped maybe 15 times each side in between, finally finishing with a good stropping session after the fine rods. The results were EXCELLENT!!

The knife was as sharp as a 2 X 4 when I started, so I knew things could only get better, but for some reason, this worked out REALLY well:thumbup: I'm not knowledgeable to tell you the reasons why this worked so well, but I assume the stropping between steps helped to remove any remaining bits of wire edge so each step starts out with a clean edge, but I'm not entirely sure. Others may be able to add their input.

Anyway, as you can see from the pic, the knife now makes short work of a free hanging piece of paper like it's not even there, and hairs will jump off your arm like crickets:D I think I'll tell my in-laws to go ahead and get the Shuns, as long as they send all the old knives over to me!!!

-Jon
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I've got a couple of the Shuns and they not only take a great edge, but they hold it a very long time. But the steel is hard and brittle. If your mother-in-law chops through beef bones with her knives, the Shuns are not a good choice. And if she dulls them way down, I imagine they will take a while to sharpen. I keep mine separate for tasks when I need a really sharp edge. A quick touch-up every month or so is all I need to do to keep them razor sharp.
DD
 
Interesting. Which steel chips? 1K6 High Carbon, AUS6A, or VG-10? My son is a chef, and his SG2 Shun Santoku has never chipped, holds an incredible edge, and it only needs to be sharpened every month or so, which is usually just a quick touch-up. This I know, because he brings all his knives to me to sharpen!

I don't think he uses his to chop thru beef bones, tho. He has a Nessmuk in 3V for that!
 
I've got a couple of the Shuns and they not only take a great edge, but they hold it a very long time. But the steel is hard and brittle. If your mother-in-law chops through beef bones with her knives, the Shuns are not a good choice. And if she dulls them way down, I imagine they will take a while to sharpen. I keep mine separate for tasks when I need a really sharp edge. A quick touch-up every month or so is all I need to do to keep them razor sharp.
DD

I was ribbing my mother in law a bit, that is true:D, but I never said she'd be chopping through beef bones with a Shun Elite!!!!:eek:

I had a little fun posting this thread, but if you want the serious response, don't worry...I've already told her that the steel used in the Shun Elite series is probably not the best choice for her. I do all of my in laws' sharpening, but knowing them, they would probably forget to bring me the knives in time, and by the time I finally got them, they would be wayyyyy too dull to sharpen easily.

I have convinced her that the Wusthofs, Henckels, and Chicago Cutlery knives she has are just fine, and I can put an edge on all of them with great ease whenever necessary:D
 
Interesting. Which steel chips? 1K6 High Carbon, AUS6A, or VG-10?

I believe the center lamination on my knives is VG-10. And certainly the hardest of my kitchen knives. I can't say from personal experience that it chips easily, but unusually hard steel and unusually fine edges are a joy to use, but not meant to be abused. Definitely a knife for those who understand good cutlery and how to use it.

Wusthoff, on the other hand can be hammered through almost anything. My older Sebatiers seem to be a fair compromise knife.

DD
 
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