View Full Version : Knife blade sharp on one side..
steelezac
21-07-2014, 10:23 PM
Hey guys,
I've jumped in and bought (I loaned the money from my dear mother) the Bear Grylls Ultimate Knife (with the half serrated edge). I'm happy with the weight etc. but the only thing that's puzzling is no matter how much I sharpen this side..
http://img.tapatalk.com/d/14/07/22/5ydanytu.jpg
..it doesn't get as sharp as the side which the serrated edges are more prominent.
http://img.tapatalk.com/d/14/07/22/bysugu2u.jpg
Is this a feature with these sort of knives?
Don't get me wrong, it is sharp but it's not as sharp on either side of the blade.
Thanks,
Zac.
beermaker
21-07-2014, 11:53 PM
I've had the same knife for four years now and I don't sharpen the serrations to be honest. I keep the front of the blade shaving sharp but as and when it wears down enough i'll stone the serrations out. I'd you do want to sharpen them, gerber make a diamond file which is round with a groove in it to do the job, I think you can get them from go outdoors
Dreward
22-07-2014, 12:09 AM
The Problem is...it is One knife trying to be Two....I just stick to One or the Other.
steelezac
22-07-2014, 07:58 AM
Beermaker, it's not the serrations I'm talking about. The side where the serrations are more prominent is sharper on the one side than the side where they are not so prominent. Is this normal?
beermaker
22-07-2014, 08:31 AM
I think it will feel sharper one way as the grind is different in each side of the blade. The profile on the serrated side is steeper than on the other side. I'm no expert though, just speculating. One of the knife makers here will be able to give a better answer.
Valantine
22-07-2014, 10:28 AM
You're creating a burr on one side - you need to finish it on a strop, polishing both sides to remove the burr and balance the edge
HillBill
22-07-2014, 11:11 AM
+1
It will feel sharper on the side that the burr is folded over a bit. Strop it to death for 10 mins and it should be good.
You're creating a burr on one side - you need to finish it on a strop, polishing both sides to remove the burr and balance the edge
steelezac
22-07-2014, 08:29 PM
Strop? Never heard of it. Sorry for the newbie questions!
HillBill
22-07-2014, 11:09 PM
Old leather belt, rough side up, buckle hooked onto a door handle, pulled tight... knife stroked along the leather with a good bit of pressure, with the edge trailing 50 strokes per side.
like so.....
https://www.youtube.com/watch?v=fnh8wqYrp0k
The side opposite the scalloped edges is supposed to be flat. Stropping this side after sharpening (using a round file diamond or ceramic) on the scalloped edges will remove the burr formed after the sharpening process. A bench strop is best to use IMO.
I hope this helps...
DomC
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